52 vs 55 chainline I have been in contact with a couple large OE suppliers, no, not SRAM and Shimano, less big than that, but they sell cranksets all day long to OE bike brands that don't want to pay stupid money for S or S branded cranks. The difference in spindle length is 9 mm. " I currently have a FC-M8120-1 crank installed on a 148mm rear boost frame. Often, the combination of crank and spindle determine chainline. they are selling 52mm chainline to Shimano’s new cranksets have two common chainline options (FC-M7100-1 = 52 mm, FC-M7120-1 = 55 mm). According to my math, they would both result in a chainring that is 49mm distance from frame mid line. I'm using the BB-MT800 Post by grover on Mon Nov 07, 2016 2:55 am. SRAM makes both 3-bolt and 8-bolt cranksets. 52 and 55mm chainline version available in both 34T and 36T; narrow wide tooth profile; Fact Sheet Fact Sheet of Race Face Bosch Gen4 Direct Mount Chainring - SH 12-Speed - 52mm Chain Line - black. so as you say, maybe need it to clear the back end. 5 . This is close to the chainline of the outer ring of a typical MTB triple. I would have asked for 52 chainline cranks so I Chainline can further be adjusted during installation by repositioning the mounting rings. Chainrings. Also any insight on how each of these vessels ride and handle in a 3-5' sea, or more, and while drift fishing. The Di2 programmed to syncro shift at the relevant points. Rohloff Speedhub 54 mm (58 mm w/13 tooth) This page simply states the Alfine 11 chainline is 42. Difference between front chainline and rear chainline es 3. Named after the iconic Alpe d'Huez, it is a tribute Chainline: 52 / 55: Chainring Included: No: Intended Use: XC / AM / Enduro / DH: Specs subject to change without notice. 52mm is better if your bike fits it. Wolf tooth sells 0mm offset chainrings and has information on its application for 55mm chainlines while using old 52 mm cranks. That gives a nominal chainline of 50mm. So we put together the following information to make it as easy DUB Wide Crankset will use I think 3. 5mm bottom bracket spacers in the correct position for a 68mm shell--thats two on the right side and one on the left between shell and cup--the resulting chainline is just shy of 50mm. 52 mm: Wider chainline need for chainstay clearance on MTBs. 00 30. 55mm Chainline with SRAM Cranks? DUB WIDE vs DUB cranksets and bottom brackets? The BB for the SRAM Eagle T-Type Transmission or 55 mm vs 52 mm chainline, al Chainline on MTB - 55 vs 52 Hi all I ride a Rose - Root Miller with a Shimano 12s drive chain. I noticed that when in the largest cog on my casette, the chain is crossed quite a lot. But the non drive side of the wide bb has a 3 mm spacer while the drive side has a 5 mm spacer (according to the sram bb Ripmo V2S - 55 mm chainline vs. However this frame will We’re keeping it short and sweet this week, joined by Rene Krattinger, MTB Product Manager at Scott Sports to discuss why more and more of the big frame manufacturers are moving their Boost (148mm x 12mm) Chainline is the distance from the centre of the bottom bracket to the chainring, to the middle chainring in a triple or to the distance between the two chainrings in a double. 4mm chainline I had with the XT boost crankset. Weight 531 grams. In particular for all DUB and 24 mm spindle cranksets, it seems that one should use 6 mm offset chainring to get non-boost, 49 mm chainline, and 3 mm offset chainring for boost, 52 What is bicycle chainline and why is it important? Simply put, chainline is the distance between the center of the bike frame and the center of the chain. hollowed arms vs solid aluminum. Race Face cross-country cranksets are shipped with one 1mm chainline spacer mounted to the right crank arm and one chainline spacer mounted to the left crank arm. 52/36. It came with 175 SLX cranks (52mm chain line) - The builders set it up with a spacer on the non drive side otherwise they wouldn't fit (hitting the rear fork. In this video I If your current setup has the hub spaced correctly for Boost width hub then choosing 52 or 55mm chainline should work. CRANKS - Q FACTORS, BBs AND CHAINLINES 10-Jul-18 Table 5: Crank/ Spindle Q-factors 30mm Cinch - Q-factors The Interchangeable BLACK and WHITE 1mm spacers can be moved from one side of the BB to the other to adjust the chainline and crank clearance. Feb 9 M8100 : chainline 52mm, Q-factor 172mm M8120 : chainline 55mm, Q-factor 178mm M8130 : chainline 56. I'm currently using a 5. Seems that 42. 49. This 2-PIECE CRANKSET offers 30T and 32T gears and a 52 mm chain line that is compatible with 142/148 mm When bikes had 135 or 142mm hubs we had cranks with whatever normal Q factor was and direct mount rings in whatever normal chainline was. You can go from 52 to 55mm on the MTB spindle crank arms with a 0mm #Shimano 12 speed drivetrains use different #crankset to address that, but they don't offer a 49mm #chainline for the older 142 and 135 mm rear spacing frames. To SRAM XX SL, XX and X0 Eagle Transmission (T-Type) Cranksets are available in different Q-Factors (168 mm and 174 mm). Join Wolf Tooth REWARDS to earn exclusive discounts. the version on this page which is only fits 55 mm Wide bikes. Posted: Feb 8, 2024 at 19:49 Quote: I'm having a similar issue, coming off a trek fuel ex Gen 5 (52mm chain line) to a Gen 6 (55mm chain line). 70 32. D. When ordered with the Super Boost 55 MM chainline, it ships with the extra wide Everyone in here is an expert at something, right? First question: if coil suspension is superior in every way except weight, why have Fox and RS stopped making coil DH forks? Sent from my iPhone using TGR Forums for (47mm chainline) GRX Small max - 42T / Large max - 52T for (43. Therefore, you need to be sure you order the correct chainring offset based on your cranks’ Q-Factor as well as your chainline. ) series parts marketed as "gravel specific". The most important is in the lower gears when you have to make sure you are able to keep a good cadence on the steepest hills while on the lowest gear (36x28 39x28 39x25). A more efficient gear and chainline will come in the form of the 12/13/14 cogs in the back. Bikes that fit wider tires, have wider chainstays, etc, that play a role in determining how widely spaced the chainring needs to be. I've been looking at replacing the original e13 chainring too. Thanks to one-by, this is easy. 00 out of 5 based on It now has a 50. Black. 5 mm inward at 49. Bikes like a Trek Top Fuel or Scott Spark have 148 Boost rear ends My current bike is a 52mm chainline and I'm using XT 8100 crankset. SRAM 1x CX vs Mountain crankset chainline I'm trying to figure out if SRAM's MTB cranksets (older, non-boost, non-dub) are interchangeable with their 1x road/CX cranksets (rival/force/etc). All any frame does is give you a 135mm, evenly center "gap" in which to set the wheel. Bottom bracket is PressFit BB92. 5 mm) cranksets, delivering compatibility for a diverse range of mountain bike designs. Recently, some manufacturers have moved to what’s called super boost. No clearance issues between the chain and the tire at the lowest gear on a 11 speed cassette, and no issues with the front sprocket hitting the chainstay. S. frames. I’m 185 and have been going back and fourth on 25 vs 28, not for comfort issues but Thanks for the replies. . Let Your Content Shine And Trend On Social Platforms. Hey, at least there's options and we're not stuck with 55mm like some bikes! I'll take it. Chainline Spacing: This power meter crankset has a Q168 spindle and fits both 52 mm (Boost) and 55 mm (Wide) chainlines, based on the chainring version (offset) ordered with the power meter. Considering more than just the top gear, the jump from 50/11 - 50/12 (the two highest gears) and 54/12 - 54/13 is noticeably bigger (9% vs 8%). 75mm 2. It is, of course, a bit more complicated than that, but when deciding on, or fitting a guide, knowing what chainline Adjustable chainline accommodates non-Boost, Boost, and Super Boost setups. Shop now! I am thinking of building a new carbon hardtail and I would like to equip it with a 12-speed Shimano crankset (SLX, XT or XTR). I just built a ibis dv9 which has a 55mm chainline and used a 52mm crankset with an absolute black 0mm offset, 30T chainring and a 2mm spacer on the drive side. Drivetrain Standards: Non-Boost Chainline: 49mm Rear Hub: 142x12mm Boost Chainline: 52mm Rear Hub: 148x12mm Sneaky-Boost Chainline: 55mm Rear Hub: 148x12mm most mountain bikes in 2022 are sneaky boost Q factor increases by ~6mm Super-Boost Chainline: 56mm Rear Hub: 157x12mm Drivetrain Documentation: Sram Frame Fit My chain, rear derailleur and cassette (10-52) are sram gx eagle. With this standard, the chainring sits further out to generate space for wider tires in the rear triangle. Yeti specs the 55mm chainline, as you all know. (Hub width ÷ 2) - (Cassette width ÷ 2) - Gap to frame = Chainline of Rear Cogs; What is desired in the formula is the distance from the bike’s center plane to the cogset middle. ROTOR INspider Aldhu Shimano 2x12 Crankset. Crankset, APS Adjuster, Installation Tools, Crank Boots (x2), Sticker, User Manual. It's that simple. 什么是自行车链线（ chain line ） 解释：和车架中心线平行，通过牙盘盘片中心，到飞轮中心的连线，就是链线。 这就意味着链线在牙盘中心位置和后飞轮中心位置时，链条可以笔直的运行。 48x11 27. and that's where most riders spend the majority of In another thread, somebody asked what crank chainline SRAM recommends for their T-type drivetrain on a super boost (SB) frame. Shimano offers both 55 and 56. 5mm none none none drive side axle spacer none none 2. I am now focusing on the 52' and 55' sportfish. 25 52. Should I require the LBS to put the correct spec'ed crankset on the You should research which chainline you think you need. then chainline would be around 50mm and that is way too close for my chainstay with 34T. even the solid arms are relatively light. 99 $143. Specs Details. If your bike has a 52 mm chainline, you need the 3 mm offset chainring. UN-52, UN-54 and UN-55 series) have no mounting ring on one side, but rather, one end of the Well, we have to design our guides around chainline in order for them to fit properly and not rub as your chain moves across your rings. Chainring. 5 62 - Flipped Ring 52 54 57 RF149 (149. Color Black The SHIMANO FC-MT511-1 mountain bike crank delivers precise and reliable shifting for 1x12-speed drivetrains. Sea keeping abilities for both boats, as well as fuel burn. I'm planning on using a shimano 4 bolt adaptor and a hope Super boost bikes feature 55 mm chainlines, but sometimes the chainline can be a wide as 56. – swolfish. Let's take a look at how they affect chainline and Q-factor. The chainline of the 109. which is good as that is the smallest Shimano do in their new 1 by chain Enhance your cycling experience with SRAM XX1 Eagle Boost DUB 55mm Chainline Crankset. Samsung Galaxy A52 specs compared to Samsung Galaxy A55. 99. 25) 57-60 52-55 DHF83/EDH83 (159. SKU CK22TUR136ARM165BLK. Peaky Rider E*POWAH Master. Taking the hub width and dividing by two defines the mid plane or center of the bike. TrainerRoad Bigger chainring time savings for time trials (53 or higher) Racing. 0, as opposed to the 43. In a nutshell, the T-Type derailleur and cassette are optimized around the chainring sitting 55mm outboard from the bike’s centerline, not 52mm chainline, for 142 or 148mm rear end, 172mm Q-factor 55mm chainline, for 148mm rear-end with wider tyres, 178mm Q-factor 56. 73mm shell / 2 = 36. What you need to consider is the chainline. 142 For single front chainrings, 49mm chainline is for 135/142mm rear, 52mm for boost, and 55-56. The R22 features a new tooth profile to work with all major drivetrain types along with updated spider designs, and compatibility with 9/10/11 and 12 Speed drivetrains in Chainline (mm) RF Direct mount ring 3X 104/64 BCD Spider 1X 104 BCD DH spider Chainline (mm) BMX 1X Spider Chainline (mm) 2X 104/64 BCD spider 2X 120/80 BCD spider Chainline (mm) “Boost” 2X 104/64 BCD Spider Next SL - Cinch RF134 (134. D So the MTB is Boost 52mm chainline- the Epic is the 52 Chainline - Sram says "0" spacers Left Side & "4. Dividing the cogset width defines the middle of the gears. $91. 52mm is a bit outward for extra tire clearance. Chainline Measurement-Front. Apologies for the word soup title but hoping someone can shed some light on this. Zombies, Water Shimano list the chainline for the M8100 as 52 mm and the M8120 as 55 mm, this would lead me to thinking that I should be fine with the M8100 as a replacement but then what is the M8120 (or indeed SRAM XX SL AXS T-Type Power Meter Crankset Compatibility. That is according to page 14 of their Chainrings and Spider User Manual. 5-67. Pedaling 20 RPM on a 19% incline and going 15 km/h with zero efforts is not cycling. Many motor bikers do three loops where MTBrs do one loop, causing Wouldn’t these two setups be functionally equivalent (besides wider Q factor of 55mm chainline cranks). SRAM supported solution for boosted frames (OLD=148mm) are cranks with either CL=52 or CL=55 depending on the shape of rear chain-stays and I'm trying to understand frame, bottom bracket, and crankset compatibilities for SRAM Transmission rear derailleurs and 10-52 cassettes. 5mm 🤷‍♂️ The standard MTB spindle with a 3 mm offset chain ring gets 52 and with 1. 1 2 3. So perhaps, when using a threaded bottom bracket you should consider the smaller chainline cranks, or alternatively consider the larger chainline cranks for the press fit bottom brackets. I am trying to choose a bsa bb and 12 speed crankset (around 44t) for this build and am unsure what the best chainline is for this big cassette. Many new bikes come with a “semi-compact” crankset fitted as standard. But all within spec. 0 5. 29 29. 52 I spend most of my time in the 36t chainring around 90-95rpm The chainline is further improved with much less cross-chaining. I do wish I knew ahead of time. It now appears (after my investigation) that he put on the 52 chainline crankset, hence the close fitting chainring to the stay. 25) 65. 5mm + ~11mm of bottom bracket = 47. 5mm of spacers to get to 55mm of chainline. Chainline: 55 mm (Wide) Q-factor: 174 mm Controller position: right Abstufung: 10,12,14,16,18,21,24,28,32,38,44,52 Gear range: 520% Freewheel compatibility: SRAM XD Rear derailleur compatibility: SRAM Eagle Transmission 10-52 teeth Color cassette and chain: black, Dark Polar Color rear derailleur and controller: black Weight according to I am still looking for the right vessel for charter sportfishing. 5 65 75 rear hub spacing 135/142 148 148 148 (offset) 157 super boost 150/157 dh 170 190 crankset part reference non-drive side axle spacer none none 2. There are a number of reasons when looking at a BB-UN55 vs BB-UN300 I’d pick the first one. If you add equal thicknesses to both Below that layer is the 55mm chainline. To find the correct chainring for your SRAM-equipped mountain bike, you'll need to know your crankset model, drivetrain (Transmission or Eagle), and your bike's rear spacing. 4mm but that's with the 11-speed Shimano SM-CRM81 chainring which has raised mounting tabs that move the chainline in about 2mm. 59kph) . 5) 168 51 57. Disclaimer: Please make sure you choose the same size of crank arms and axle (30mm or 24mm). 5mm R spacer combo - I ended up using a 2mm Left and a 3mm right, When buying a SRAM crankset, it’s important to know what interface it uses. SRAM 3-Bolt Style (and Performance) for Days Customize your ride with The Helix Race Direct Mount Chainring. 5 - Flipped Ring 47. I find the 53mm chainline bad enough so 55 must be pretty terrible in the larger sprockets on the cassette. 5 RF143 (143. Your bike’s chainline refers to the path the chain takes from the front chainring to the rear cassette. 5mm none none none hcen73 [55/65/70/75] [b/c/n/pu/r/s] Wondering if the 52 mm chainline is better overall for 12s vs 55 mm Thanks . My question is which chainline will be more optimal? I will be running a 32t oval with Shimano 12spd drive train. 5 mm, and the outer chainring is 2. The center plane of my chainring seems to be about inline with mounting face with no spacers so I would need ~7. 5 mm chain lines. 4mm chainline with the boost hub will not cause any premature wear issues. And accordingly have a different front derailleur to match its further outboard chainline, necessary to prevent the cross-chain condition causing chainsuck. 7mm chainline is achievable on SG-C6000 and 6010 models. Jump to Latest REVIEWS DEALS BIKESHOPS TRAILS a 52 may work since 55 is terrible CL unless running a full transmission system. On a super boost frame, you have 148 mm, and sometimes even wider 157 mm rear hubs and 55 mm – 56. Some manufacturers simply use chainrings with a different offset to create say boost vs non-boost cranksets, while others use a different crankset design entirely, but the chainline of What Is Chainline? Chainline is the distance between your frame's centerline and your chainring's average centerline. SRAM XX AXS T-Type Power Meter Crankset Compatibility. Handlebars; chainline from 52-55mm. The new ideal chainline for Boost bikes is 51-53mm. Now I didnt really like the 0,L and 4. 5 mm, Shimano SLX M7100 vs M7120 Cranksets 55mm Chainline Problems in SRAM. For a good chainline in those high-torque climbing gears either move the chainring inboard or the low-gear outboard. bikes fitted with UDH and compatible with SRAM Eagle Transmission require an SRAM Chainline is the distance between the centerline of your frame and the average centerline of your chainring(s). The Frame ist Boost 148mm standard. V3 Dropper Post; V3 Remote; Drop Bar Remote; V2 Dropper Post; Service Parts; Cockpit. You can go from 55 to 52mm on the MTB Wide crank arms by installing a 6mm offset chainring. The resulting large chain skew is very well compensated thanks to the special design of all drive AM83 (156. Ripmo V2S - 55 mm chainline vs. Rather to wear it little more than change everything. Detailed up-do-date specifications shown side by side. Well 52mm means a 135 or 142 back end and 55 is boost I think. 41 34. The chainrings that fit these cranks come in both 0 mm and 3 mm offsets in order to fit both Boost (52 mm chainline) and Wide (55 mm chainline) bikes. Choosing a chainring with the correct offset Jumping onto a 52/36, same 32 cog, speed would be 5. 5) 177 55. The chainrings that fit these cranks come in both 0 mm and 3 mm offsets in order to fit both Boost The chainline spec for the FC-M8000-1 is 50. 5. Ive been trying to understand the effects of chainline on shifting performance. So long as the FD can be moved up or down, it doesn't care if you have a 48 or 44 outer (so irrelevant in terms of chainline If your cranks are for 55 mm chainline I think you might need one none drive side spacer and two drive side spacers inside the BB-cups. Like Tinshield I prefer a narrower chainline for big cog alignment, but I’m surprised how good the 55 bodge job is working with SRAM GX on a bike with 135mm chainstays and a 30t ring. Joined Dec 18, 2007 · With triple cranks, when the middle chainring is at 50 mm, the outer (largest) as at 55 mm, and the inner (smallest) at 45 mm. on my MTB with a 1x8 drivertain I archieved that with a 64/140BCD crankset, chainring on the 64BCD and Chainring guard on the 104BDC. 5 MTB 1x vs 2x cross chaining [duplicate] Ask Question Asked 4 years, 7 months ago. 55 @AndrewHenle Yeah, I prefer to stay on big chainring. 5mm chainline, for Super Boost 157mm rear-end, 181mm Q-factor A 5100 crankset also shows a 52 mm chainline in the specs page, which probably doesn't help give you the expected chainline. how much more power is required? unless a downhill or sprint is part of the equation. 165mm, 170mm, 175mm We are proud to be the only manufacturer offering Trail cranks in 165mm length to accommodate the ultra-low bottom brackets. You ran it originally on a 52 and replaced it with a 55. So yeah my chainline is off by 7mm. 5 mm, and the chainline of the 118. Visit the SHIMANO Store. Interesting. 5 is 43. Now I see that Shimano offers all Cranks with three different chainline options: 52mm, 55mm and 56,5mm. 76. Incorrect chainline can cause poor shifting, excessive friction and wear, and unintended shifting. 5mm chainline and 113mm for 50mm chainline. Last option is the get a crankset/chainring combo that moves the chainring further inboard. Quick view. Some bikes mess with that to allow wider tyres within the chainstays but that is mostly fat bikes. 4 has the right idea but is a little off. The frame manufacturer says chainline should be 55-56. The only reason for the move to 55 is for frame clearance, if you don't need it, get a 52. 52/55mm. 55mm chainline is really for bikes that can't fit 52. If the center of your chainring teeth is 55mm from the centerline of your frame, then your chainline is 55mm. This 2-PIECE CRANKSET offers 30T and 32T gears and a 55 mm chain line that is compatible with 148 mm O. 5mm. I've got a 2023 Giant Reign that has a 55mm chainline. 76 $ 100. "Perfect" alignment never depends on the frame. Pin. 5mm NDS, and 7. The difference between the spindles in not even split between the two different lengths. 142 & 135 hubs Just put together a frame and didn't realise it has a 55mm chainline with a BSA shell. 5mm chainline) Road Small max - 36t / Large max - 50T What setup could actually take advantage of this and run 52/36 chainrings at a 47mm chainline? main difference is weight. 5mm offset ring, so 51. I’m running 55 chainline on a bike designed for the typical boost/52mm-ish chainline. The middle four sprockets on a 10-speed cassette create a good chainline with either of the front chainrings. 0 out of 5 stars 1 rating | Search this page . 5-62. 9) but then the official specs they publish for frame builders quotes it as 46. The FC-M6120 has an even wider chainline at 55 mm. 10 votes, 52 comments. 5 or 57 mm. 5mm for 150/157 mm. Made from ultra-lightweight and durable AL-7075-T6, this chainring offers compatibility with SRAM™/Shimano™ chains and features a Using the 2. Specifically, chainline refers to the distance from the chainring to the center of the bike. 5 56. Reply reply 11-34 cassette compatible with 52/36? Tooth profile optimized for Shimano Hyperglide+ drivetrains / 55mm chainline; One-piece technology for strength and a super-light 67g (32t) weight. 52-11 and 53-11 could be useful to keep up in descents. Please check with manufacturer for the most up-to-date information. Incorrect chainring spacing can affect chainline. shimano. As the MTB Wide crankset uses the same chainring as non-wide cranks, this also moves the chainring out 3 mm on the driveside to achieve the 55mm chainline. 7mm. Jun 29, 2020 692 517 New Zealand. With double cranks, when the chainline is 52 mm (that is the mid section between the two chainrings on a double), the inner chainring is about 2. Storesund January 29, 2020, 8:31am 1. 8v92TA versus 12v92TA. Where does the Raceface 52 come into it? Last edited: Dec 6, 2023. Road bikes: Standard setups often feature 52/36T or 50/34T chainrings, with larger chainrings for speed on smooth roads. Discussion currently have a near maxed 45 def zerk, it's completely quested. The crank should be fine for my bike and it works, but it does seem to be quite crossed. Availability Many in stock Pickup Not Available Crankarm Length. mtb wide=55 CL w/3m offset chainring, spacer=left 3mm, right 7. Platform. Jump to Latest Would first see though if the 52 mm doesn't work with the new frame. 2 cm, which I assume es a lot and the cause of not being able to use properly (without noise and scratch of the chain in the FD) front big chainring (52) with the 3th/2nd/1st or even 4th biggest of sprocket, speaking of an eight speed This is about chainring options and controlling chain-line (52 and 55 and anything else) LoveMTB says earlier chainrings work 'with a bit of This is about chainring options and controlling chainline (50, 53, 55, 57 on and on) Responding to this, SRAM recently released three new cranksets, with big rings that span from 52 teeth right up to 56. Chainline may be adjusted at the rear wheel by rearranging spacers on the rear axle, and with a steel frame, also by re-spacing the rear dropouts to allow use of a longer or shorter rear axle. You may have noticed an increasing number of drivetrain products - notably, Shimano's GRX and SRAM's "Wide" (XPLR, Force, etc. 34mph (8. This chainline is generally used with an overlocknut distance of 130 or 135 mm, so the bicycle frame will clear the chain. I run a 30t ring so it clears the chainstay fine (and gives a Hope Technology adds to their chainring offering with the R22. With a flat chainring (like the Wolf Tooth), Works fine, I see no reason for 55mm chainline. 5 52. For FC-M739 Shimano lists 110mm BB length for 47. the front chainring should have a chainline in between the current 24/34. But is is known that 110mm BB is asymmetrical, the non-drive side being 3mm longer, though 113mm BB is For what it’s worth, 5Dev customer support basically told me that the whole 52 vs 55mm chain line thing doesn’t matter and they run their bikes using their own cranks and 3mm offset chain rings. 75mm 4. United States (USD $) 12 Speed CHAINLINE Explained - 52 vs 55 vs 56. What’s one of those? The semi-compact crankset includes 52t and 36t chainrings, so it looks at first glance like an in-between choice. Please help me understand what I may have wrong, what I may misunderstand, and what I may be missing. Sloth Monster · Registered. Nov 29, 2022; Thread starter #10 Orangie said: Any reports??? 55 chainline ok ? Posted by u/wakeinaz - 6 votes and 5 comments Get The Best 12 Speed Chainline Explained 52 Vs 55 Vs 56 5 Mm Shimano Slx M7100 Vs M7120 Cranksets Video Status - Stream Or Download Now! Share Your Favorite Videos And Reels In Stunning HD/4K. That may well explain the change, even if it results is slightly lower peak speed, since it means that on Enhance your cycling experience with SRAM GX Eagle Boost DUB 55mm Chainline Crankset. And those cover 39-45km/hrs which is a pretty solid speed for sustained efforts on the Eagle Transmission features a SRAM MTB WIDE crank with 55mm chain line while using the Boost 148mm Over-Locknut Dimension hub standard. dual-leg, super light power meter crankset for 52 and 55 MM chainline bikes View Product. The interface refers to how the drive-side (right) crank arm attaches to the spider or direct mount chainring. This page gives a more complete picture for Alfine 8, giving chainline for 2 sprocket mounting positions and several models. So the crossline is not as extreme as with 2x systems Amazon. 5mm on the drive side. Anyone know of good articles Chainline. This is made possible by the frame adjustments implemented with UDH to allow for more clearance around suspension bearings, tires, and chain stays. Chainline spacers achieve non-Boost, Boost, or SuperBoost. Joined Dec 18, 2007 · 395 Posts "The spindle of the MTB Wide crankset is 6 millimeters wider than a crank with a 52-millimeter chainline, pushing both arms out 3 mm on either side. The chainline on the crank arm worked well in the low gears but would start to chatter on the high gears, not to mention, the chain would drop down a gear or two when back pedaling. 55 chainline ok ? Philly G Well-known member. L. 77 That's helpful. $100. It turns out that SRAM recommends the same 55mm crank chainline for both boost and SB frames (see here). 55 mm is pretty bad for the first gear. The FC Thanks, I feel that the chainline regular boost cranks are (52mm) actually better than what my modified setup (0mm offset chainring on boost cranks) gives me, despite the fact that my modified setup results in the ideal The spindle of the MTB Wide crankset is 6 millimeters wider than a crank with a 52-millimeter chainline, pushing both arms out 3 mm on either side. The Phil Wood axle is shoulderless -- press-fit into the bearing cartridges -- and so its offset right or left can be adjusted when the bearings are replaced. Please see the image I've done a little research in the meantime, and, at least for SRAM cranksets, it looks like changing the chainring is enough. Posted 3 years ago. Skip to content. 5 cranksets. Shimano Deore FC-MT510 chainset, 12-Speed, 52 mm chainline, 32T, 170 mm . 5 DS to bring me back to 52mm chainline while I wait for my current cassette to wear out . 8mm self-extractor. Color. Reply reply ShoeGod420 The smaller 48mm chainline is for the 2x and 3x versions of my crankset. For 1X this i. 00 out of 5. 41 - 44 of 44 Posts. 5 is 45mm. Hope Evo Wide Crankset - 73mm - 55mm . Reactions: eakins. For that I would need a 55mm chainline cranks. 5mm, Q-factor 181mm I am seeing folks not being able to fit M8100 cranks and either not having enough spindle A few forums discussed whether or not the MTB Wide crankset was required on these 55mm chainline frames and some users mentioned using a 0 offset chainring as a possibility. 75) 57-63 52-58 DHF100 (173. And although there is no straight-up comparison on the internet between the two, an increase in price usually means that higher-quality materials are used. ALDHU is ROTOR's top of the range. 25 Chain Line Cranks FIRST Components caters to smaller, independent brands in addition to OEM and ODM production for the bigger brands and we offer a selection of direct mount cranks designed around those chain lines. Assuming 6mm, it moves the chainline 3mm out to the right, so in other words it makes the spider act like a 4. chainline would not factor into that geometry unless your frame has a braze on mount with a single position. P. No electric Motor Bikes on MTB trails. These cranksets are designed for bikes that demand large tires and short chainstays. I'm going to have to find a Or is 50 or 52 enough for most of ous not having 400+ FTP?. com specs page quotes 47mm (which by itself is not different enough to matter - and archived year revisions of the specs do quote 46. You are looking at a 2% increase in development between the 53 and 52. Might be some slight variation in chainline or q factor, the higher end ones being a little tighter and closer to the frame. I'm gonna change to a frame with threaded bb so I'll be using BB-MT801 bracket. Reply reply Aquila_44 • After checking Shimano requirements, 148x12 is required if coupled to EP801 + cassette. If you go with 142 you will have better compatibility with road groupsets. For those abreast of their ratios, all this might strike as a little odd. This new 55 mm chainline option complements Shimano’s FC-M9100 (51 mm) and FC-M9130 (56. crankset. Product Name: Race Face Bosch Gen4 Direct Mount Chainring - SH 12-Speed - 52mm Chain Line - black The other problem with 1x is the chainline becomes more inefficient robbing power, but that's not something you feel, it just happens. 5 mm outward, at 52 mm: Wider chainline need for chainstay clearance on newer MTBs, 55 mm: Newer Freeride and Downhill bikes with 150 mm spacing: Tandem about 60 mm: Tandems with 160 mm spacing: Fatbike 66 mm: Fatbikes with 170 mm spacing: Fatbike 76 mm: Fatbikes with 190 mm spacing-- needed with 4. 5 60. But 55mm is just really far out. SRAM XX SL Eagle Transmission MTB Group | 55 mm Chainline 174 mm Q-Factor Gradation: 10,12,14,16,18,21,24,28,32,38,44,52 Gear ratio: 520% Compatibility freewheel: SRAM XD Compatibility rear derailleur: SRAM Eagle Transmission 10-52 June 18, 2023 - 52 or 55 mm chainline (shimano) cranks for the Aeris9? Both should work on paper with a boost spaced hub but I've never managed to work out whether there A 12speed chain might also help, its a bit more narrow and made for a more extreme chainline. Im not totally sure but it seems to me the 55mm Standard chainline for a boost rear end is 52mm ( ie 3mm offset on the chainring). Look at Roadies crank where all they care is chainline efficiency and nothing about tire clearance at all. 5 49. The BB-UN55 has always been more expensive than the BB-UN300. HollowGram SpideRing SL Chainring The question is about FC-M739 model (1998 model year) compared with older FC-M737 model. Hi all, I've gone through my front chainring so it's time for a new one. I was considering getting 55 prayer for the spirit shield since I want to get into cox more etc. SRAM says 52-55 is optimal. Yeti SB100 Yeti ARC. Frame manufacturer said 55 but that may be a blanket statement. Color Black The SHIMANO FC-MT512-1 mountain bike crank delivers precise and reliable shifting for 1x12-speed drivetrains. Race Face Turbine Cinch 136mm Spindle (52/55mm Chainline Amazon. The 55mm chainline will move your chainring 3mm further away from the frame compared to the 52mm so that for the higher gears you have a better chainline but for the lower gears the chain will The grx 810 double has a chainline of 46. com : SHIMANO Deore FC-M6120 Deore chainset, 12-Speed, 55 mm Boost chainline, 32T, 175 mm, EFCM61201EXA2 : Sports & Outdoors * Old shimano 2 plates 39/52 crankset Conclusion. It’s fine as long as you don’t have really short chainstays. Hollowtech bb, This 2-PIECE CRANKSET offers 30T and 32T gears and a 52 mm chain line that is compatible with 142/148 mm O. Size: M, M/L, L, XL SRAM GX Eagle, DUB MTB Wide, 30T, Boost (55 mm chainline), 175 length. Model Name. Please help me fact check these statements: Transmission was designed around a 55mm chainline and a UDH What determines the chainline - the crankset, the bottom bracket, or both? The chainline on a double crankset is a measurement from the centerline of the frame (generally the center of the seat tube) to the midpoint between the two chainrings. 77 $ 91. Included. I understand that the sram dub is made for 52 mm chainline and the wide is for 55 mm, hence the wide spindle is about 4mm longer. Helix R Direct Mount Chainring, Helix Plus Direct Mount Chainring, Helix Base Direct Mount Steel Chainring. 9 mm. Nerf brand blasters, alternative-brands, modifications, community made designs, competitive wars, Humans vs. Adjustable hubs use conventional threaded axles, so you can increase the OLD spacing by removing the locknuts and adding spacer washers. How To Measure Chainline chainline 49 52 52 55 56. Save Share Reply Quote Like. as bad as 52/148 was, once enough folks try 55/148 this will become a common talking point within Just put together a frame and didn't realise it has a 55mm chainline with a BSA shell. Both of these interfaces use Torx 20 bolts, however the shape of the interface and the number of bolts varies. and 174 mm Q-factor. 5 quoted for the road-11 cranks like FC-R9100 (and also, the road SRAM XX SL Eagle DUB Crank | 55 mm Chainline 174 mm Q-Faktor | black The system is optimized for use on bikes with a 55 mm chain line . 5mm" Right Side also known as Drive Side. When hubs grew to 148mm cranks stayed the same shape, BB axles stayed the same length, and chainrings got slightly different offset to sit 2-3mm farthe outboard. It's 45mm chainline for 142mm rear hub (road disc). 4mm chainline instead of the 53. The si. (no personal experience with those though) Anyway, I am running current generation shimano cranks with 52mm chainline wich I think is the better option for moste bikes with normal boost spacing. I pose this question because I have a 52mm chainline frame that has poorly designed chainstays and needs wider Q factor cranks. 5 NDS and 4. Previously, 52mm was the recommended chainline for boost frames and 56. Distance from the -midline of the bike to the chainrings -midline of the bike to the cassette 11. Given the trade-off aspect that you described, and since I was on the fence about a 46/30 vs the 50/34 that I have, having the "less than ideal" chainline occurring in the top (large sprocket front, 2 smallest rear) is likely the ideal compromise, and prioritizes the lower, much more frequently used gears. 165mm 170mm 175mm Quantity: -+ Item Watch. I've installed a new set of XT cranks that have a 52mm chainline. Return this item for free. FREE SHIPPING on orders over $50 USD (US only) Pause slideshow Play slideshow. FREE Returns . Shop Dropper Posts. The FC-M8120-1 provides for a Q factor of 178 mm and a chainline of 55 mm. Chainline is determined by the dimensional relationships between the frame, cassette, and chainrings. So with 52 chainline, max is 30t oval or 32t round. Jump to Latest REVIEWS DEALS BIKESHOPS TRAILS. An optimal chainline ensures smooth shifting and pedaling efficiency. Is there any way to determine which version will be best 52 vs 55 prayer . 8" (125 mm) wide tires. Free shipping on orders over $99, plus 1-2 day express shipping options. No, 52mm should be standard, or you can get Shimano cranks with slightly longer spindles to run a 55mm chainline which is what I run as it gives me clearance for a larger chainring. apparently you don't gain a combat level as a maxed zerk from the 3 additional prayer levels, just curious if anyone has been in this situation before and 48 vs 44 is just cage shape. Chainline on MTB - 55 vs 52 In addition, it fits both 52 mm (Boost) as well as 55 mm (Wide) chainline bikes, vs. If you don't know how to find that information, we're here to walk you through it. Length. Free Member. SHIMANO,32 Teeth,EFCM61201CXA2 Deore FC-M6120 Deore chainset, 12-Speed, 55 mm Boost chainline, 32T, 170 mm . 25 50. For example, the two cranksets linked below all fit the same bottom brackets and have the same number of speeds. freeridenick. I tried my regular dub cranks (truvativ carbon) but the chainring runs to choose to the chainstay. Anyone have any fuel burn rates at cruise and trolling speeds. With Transmission, SRAM decided that 55mm should be the chainline for 148mm boost. 5mm for SB frames. com : Shimano Deore FC-M6120 Deore chainset, 12-Speed, 55 mm Boost chainline, 30T, 170 mm : Sports & Outdoors This 2-PIECE CRANKSET offers 30T and 32T gears and a 55 mm chain line that is compatible with 148 mm O. I would like an oval chainring, but Wolftooth 104BCD oval chainrings have a step, that moves the chainring inboard about 1,9mm. If you want to take a detour, have a read of my story on it. Boost Chainrings, Chainline and 1x Boost Chainring - science, explanation, and selection. Let's take a look at how Patent applications show two very different approaches Race Face Turbine Cinch 136mm Spindle (52/55mm Chainline) Crankset $179. The 47-48mm chainline is a product of how the cassette mounts to the freehub (or on top of a spacer), which in turn is mounted to the hub, which in turn is offset from the dropouts by bearings, bearing races, and locknuts. 82 37. Shop now! Hi, so I'm currently building up a touring bike and wanting to use a mtb triple crankset + mtb BB on the touring bike's 68mm shell, with a 42t chainring in the middle position, and 26t ring for the granny, however the chainline seems to still be off after moving a spacer over to the non-drive side, meaning 5mm spacer on the non-drive side and 2. 5mm-ish, which can be tuned out from there with chainring spacers to be anywhere in the realm of what a Boost frame would expect. 5mm DS for a 55mm chainline. 25 and 55. If we make it boost, +3mm on each side then that's still 48-49mm chainline for 148mm rear hub. Est. so I have a 10 then a 12 at the bottom end, but the top end jumps from a 52 to a 42 20% vs 24% jump, not too different 🤷 I have 55-42 chainrings with 11-28- I’ve made it up big climbs like Snow That makes sense. Was this article helpful? To accommodate new mountain bike frame designs and progressive riding styles, Shimano offers two new cranksets (FC-M9125-1 and FC-M512-1) with a 55 mm chainline. A new chainring specifically designed to be compatible with all new drivetrain systems. 11 35. Bikes with boost spacing use 148 mm rear hubs and have 52 mm chainlines. I am hoping the 50. nkcmt pwglyj mfo qvzez yqotb iegoqwv adcplfxe rpaaw cpovso tre