sram flat top chain compatibility
So, you gain 12-speed Flattop road chain compatibility, but lose 9-speed chain compatibility. 12 rear cogs - 5.3 mm. Functionally, 52/36, 11-34 is about the same as their current 48/35, 10-33 setup, but would have avoided the need change literally everything else about the groupset that can sometimes prove annoying. Thats OK, because they have a new limited edition Blue ReMote and Light Action dropper post remotes. Having cleaned everything up thoroughly, you need to thread your new chain through the drivetrain, including the jockey wheels on the rear derailleur. I just rotated the crank very slowly while making the front shift to understand exactly what it is was trying to do. I believe either SRAMs or Shimanos 10-speed bar end shifters would work and retain index shifting at just a fraction of the cost and complexity of your proposal. High-pivot mountain bikes are an exception, though, which typically require a longer chain length, and you may find you need to buy two chains. The jockey wheels are $30 expense and 10min job to swap out on the RD. Reddit, Inc. 2023. Reddit and its partners use cookies and similar technologies to provide you with a better experience. pdf 81 KB I prefer a faster cadence at those speeds. We put an 11-speed SRAM 48T, 110BCD X-Sync chainring on an eTap AXS-equipped bike we were building, and the chain immediately came off. . To replace a chain, youll usually need a chain tool that is compatible with your manufacturer of chain to push out a chain rivet and remove your old chain. There is no cassette bigger than 10-33 that mates with the Flattop road chain. No. Another option is a chain that is pre-treated to lower friction. pdf 94 KB: MTB and Road Hydraulic Disc Brake Lever and Caliper Compatibility: English, Franais, Espaol, Deutsch. Cookie Notice On the bike I mentioned above, the customer wanted two sets of wheels, one with a Force AXS 10-33T cassette, and the other with an Eagle X01 10-50T cassette. "New Generation" KMC 12 Speed Chains -- Updated 12 Speed Chainrings -- AXS Road Compatibility & Mix/Matching? Because Flattop chain rollers are 0.01 larger than an 11 speed chain, and they have a narrower interior width. I wouldnt fret the 1x chainring - this is helpful if youve got a huge cassette and rear suspension, but not really important for road/gravel duty (when was last time you dropped a chain while in gear on 2x??). Because Flattop chain rollers are 0.01 larger than an 11 speed chain, and they have a narrower interior width. I think gearing is where SRAM has Shimano absolutely beat, its not even close: you have a lot more options. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Dear Lennard, I typically only use my top gears when going downhill. Please email us veloqna@comcast.net to be included in Technical FAQ. In the case of SRAMs 12-speed road chains, the flattop design means they need to be installed the right way up. RockShox. Has anyone actually tested this? Also, to your point on range, swapping out the SRAM X-Range front rings with more traditional 50/34 would actually give more range if you keep a SRAM cassette in the mix, as compared to my current 48/35 setup. Also, to your point on range, swapping out the SRAM X-Range front rings with more traditional 50/34 would actually give more range if you keep a SRAM cassette in the mix, as compared to my current 48/35 setup. @finncox23 Spotted at the Giro, Carbon-TI unveils new ultralight X-Rotor SteelCarbon 3 floating carbon-carrier disc brake rotors in 140/160/180mm and 6-bolt & centerlock compatibility! Campagnolos chains are joined with a bullet-shaped pin thats longer than the chain is wide; the rounded end of the link pin is broken off (the technical term for this is peened) once the pin has been pushed into place in the chain. Myself, Ive had good luck with aftermarket Carbon-Ti chainrings so that I can use my existing Quarq power meter with AXS. To be honest, I dont spend that much time in my 11-tooth cog, SRAM tells me that I spend much more time in the 12-, 13- and the 10-tooth cogs (the 12- and 13-tooth cogs are for fast cruise, the 10-tooth cog is my overdrive gear). So I know the 11 speed x-sync narrow wide chainring is not "compatible" with the SRAM 12 speed flat top chain, as the rollers are 0.006" larger on that chain. to the versatile CAMO system, to PowerTrac Elliptical, Wolf Tooth Components has round and oval chainrings perfect for every setup. Create a personalized feed and bookmark your favorites. Bike chains explained: structure, speeds, compatibility, chain length It makes zero sense for me to anyone to bother with 12 speed if theyre using an 11-30, though. I think it may be worth mentioning bar end shifters. Shimano manufactures two 11-34T 11-speed cassettes (CS-HG800-11 or CS-HG700-11) which fit 10-speed Shimano/SRAM splined hubs. I hope they make their shift rings compatible with the flat top chains as well. Can I run a SRAM Road Flattop chain on my SRAM Eagle drivetrain? I have not tried the Flattop 12-speed chain on an Eagle 12-speed MTB X-Sync chainring (which arent available in road sizes, either on the tooth count or on the spider bolt circle pattern). Its when you get into more recently released chains for larger numbers of gears that some are directional. Have you checked if the new SRAM eTap AXS 12-speed flattop chain is compatible with existing wide/narrow chainrings, like from Praxis Works, Wolf Tooth etc.? I didnt use the alignment tool. Members get 15+ publications right in your pocket. would the chainring wear faster, or the chain, or some combination of both, or nothing significant? E. g. if you use traditional 11-speed chain rings with a 11-32 cassette, 50/34 chain rings and a non-SRAM chain, I think you might easily run into issues. It has specific design features to promote faster shifting to align with the shifting ramps on the cassette. Press Release Lets Build a Jump Trail On a OneUp lunch ride back in 2017, we decided to build a new jump trail in Squamish., DT Swiss completes its tubeless offering with two tire sealant formulations; one designed for high pressure applications such as road and track cycling, and another. Already have an account with us? SRAM Flattop Chain with 11spd x-sync chainring. Now that Ive rambled on for a while, has anyone here tried any sort of AXS mix/match combos, whether chains, chain rings, third-party cassettes, or any combo of the foregoing? This customer has to change the chain each time he changes wheels; he does not have to change the chainring. Weve a detailed explainer on when to replace your chain, but the take-away is that an 11-13 speed chain that has stretched 0.5 per cent should be changed. Rotor comes to mind, but I am sure there are others. I have been using Kogel jockey wheels with my Force AXS and have not noticed any degradation in any way. Phil Also, for all of their ranting about 1-tooth jumps on a lot of their cassettes, the jump from the 10-tooth cog to the 11-tooth is a bigger percentage jump than 11 to 12, regardless of the tooth count. Easton Cycling have expanded their CINCH direct mount chainring options to include Flattop compatibility, catering to the needs of SRAM AXS 12-speed riders. All rights reserved. Sheldon Brown is one good resource for how to do this without frame damage, as is the video below. (Both also include the 1.85mm spacer required for use with 11-speed splined hubs.). Use the links below to jump to the section you need or read on. See more; The SRAM Eagle AXS Transmission chain looks like the SRAM 12-speed Road Flattop chain. This is a nightmare. Already looking to mix up that new SRAM 12-speed road group? What effect would the slightly larger rollers have on the lifespan of the drivetrain? The 12-speed 11-30 cassette (I assume you are referring to Shimanos 11-30 cassette) indeed does not make much sense to me either. Compatibility Map | Service | SRAM Heres all the options for the new Easton 12 Speed Flattop CINCH chainrings for road, cyclocross and gravel. Press Release Lets Build a Jump Trail On a OneUp lunch ride back in 2017, we decided to build a new jump trail in Squamish., DT Swiss completes its tubeless offering with two tire sealant formulations; one designed for high pressure applications such as road and track cycling, and another. You can also wax your chain, and we go into detail on how to deep clean the chain and apply wax in our piece on how to wax a bike chain. BUT the rings and cassette work with the Eagle chain (normal, but 12sp narrow). Technical FAQ: SRAM AXS Flattop chain compatibility, hub bearing If you look at this, you can get an idea of what to do with the Sprinter/Blip shifter hack. VeloNews, CyclingTips and Peloton have become VELO. document.getElementById( "ak_js" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Other features of some more expensive chains include slots in the side plates and hollow pins, both designed to save weight. The answer is sometimes. Even when I was on 11 speeds, I put a SRAM cassette on my road bike, because I preferred their gearing choices, Shimanos tendency to have small jumps at the easy end of the cassette makes no sense to me. We recently acquired an AXS group and are currently testing all of our rings and cranks with it, so well post more info on our website ASAP. I have an Open U.P. Prior to that, she was an Intern at the Mountain Bike Center of Scotland, and a Mountain Bike Coach and Leader in the Tweed Valley. Bicycle chains explained: everything you need to know. 100 BCD Chainring for 3T Torno Thats more than needed for the majority of bike applications, so the chain typically has to be reduced in length to fit on a bike. www.praxis-works.com. You can do without the NW ring. Msrp $50 Model ID CN-FRC-D1 Features Flattop technology allows for a narrower chain with quieter operation and increased strength and durability At the time, the only real truly (or purportedly) compatible chainrings were Carbon-Ti, which are nice, but super expensive. The rollers on the chain wont mesh properly with the teeth on the cassette when they are worn and wear them down. Both Rotor and Carbon Ti make AXS 2x compatible chainrings for 4 bolt 110BCD cranks. I have not done it. And here is what Wolf Tooth says: To accommodate the extra freehub width with the same distance between the rear dropouts, thats meant that the rear wheel has been ever-more asymmetrically dished. The Eagle chain & quick ink will work OK with Shimano 12s cassettes but not the other way round. Im curious as to the other options as more 12 speed components become available. Shimano has also recently added direct support for these 11-34 cassettes to E-Tube, their Di2 configuration software for PCs or iOS/Android smartphones. For context, she weighs 60kg and stands at 5ft 4 tall (163cm). By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Most chains are made of steel hence their tendency to rust if they get wet and arent well lubricated. With most chain-checking tools, if it can drop all the way into the slot between the links, your chain needs replacing. Wolf Tooth Components has what you need. We got it out! (My mountain bike has an 11-speed XTR drive train anyway. Those chains have a slightly different (larger) roller diameter and narrower interior width, so the chainring tooth profiles had to be tweaked to provide smooth engagement and proper retention, particularly for a 1x setup. The Easton 12 Speed Flattop CINCH direct mount chainrings are available in 36T to 44T options, direct from Easton Cycling. The inner link of a bike chain is narrower than the outer link, with a narrower space between the links. Philip. Also, with regard to front shifting, Ive heard that others have gotten 16-tooth gaps working on the SRAM AXS front derailleurs. You can go 1x or 2x, both are fully supported on drop bar bikes. 10 rear cogs - 6 mm. All of our rings are Eagle compatible. There are no chainrings that work with the AXS chain other than SRAM road AXS rings at this time. Thanks, manufacturers. Lennard, Dear Lennard, Praxis now states that certain rings are 12-speed compatible, including SRAM Flat Top/AXS , KMCs newest generation 12-speed chain now states it is compatible with Mountain bike and, SRAM states AXS rear derailleur jockey wheels are specifically designed to work with the Flat Top chain; and, Front shifting on the AXS Road setup may be somewhat iffy with a 16 tooth jump. Is it width or really roller? You had previously indicated that the new SRAM eTap AXS 12-speed Flattop chain is compatible with existing wide/narrow chainrings, like from Praxis Works, Wolf Tooth etc. Breadwinner Cycles launches their first stock offering, the A-Road steel all road bike for those gravel-curious pavement pounders looking for a perfect all rounder. John. Im just curious about the functionality of other options that accomplish basically the same ends without going completely proprietary. Since it is 11-speed (SRAM does not make this size with this bolt circle diameter in 12-speed), the fat teeth are too fat to allow the chain to drop into the tooth valleys, so it derails immediately, even with a straight chainline to a gear in the middle of the cassette. Heading out the door? I briefly experimented with some 11-speed rings prior to purchasing the much more expensive Carbon-Ti X-Range rings, just to see if I could get decent shifting. Often, theres some sort of ramping designed to help shifting, while more expensive chains will often have chamfered edges to the side plates rather than flat sides. Dear John, Yes, but is it a meaningful difference? One essential difference is that Shimanos equivalent gearing combo has one less cog at the top end which is 1 tooth apart from its neighbors as well as a larger overlap between the usable gears in big and small chain ring (since big and small ring on SRAMs 12-speed groupsets only are 13 teeth apart rather than 16 on Shimano). Functionally, 52/36, 11-34 is about the same as their current 48/35, 10-33 setup, but would have avoided the need change literally everything else about the groupset that can sometimes prove annoying. I absolutely agree that electric shifting is the ultimate solution to this. I think Shimanos direction with gearing, which is closely tied to the pro peloton, is really making their products less good for non-professional riders, i. e. pretty much all of their customers. My question is with Force 1 AXS. This is a fair point given what Ive written, so perhaps I should clarify a little. While the Eagle T-type chains build on the technology of our robust Flattop road 12-speed chains, there are some differences that make them incompatible. Subscribe to MBUK and get a pair of Crankbrothers Stamp 1 pedals as your welcome reward! Learn how your comment data is processed. No, that won't work. Combined with Tektro/Cane Creek ergo brake levers, this might be an affordable and satisfactory solution. Its not something that can be done with a drivetrain with multiple chainrings, because the position in which the chain will land when shifted between chainrings cant be determined, so the teeth in double and triple chainrings all have the same width, designed to mesh with the narrower inner-chain link. Its not extensive, it is fine. Paul was into gravel before it was even invented, riding a cyclocross bike across the South Downs and along muddy paths through the Chilterns. I assumed this was due to the larger 16-tooth between front chanrings, but maybe I just didnt nail the setup. Technical FAQ: SRAM AXS Flattop chain compatibility For example, there is a 50/37 chain ring option, and using a 50/34 combo means you would be out of spec with the front derailleur. As far as the rest of my questions As I thought about it some more, I am a little annoyed with some of the decisions that SRAM has made when it comes to the AXS system. Surely, if it were not compatible, it would not work with the road chainset? Read this article on the new Outside+ app available now on iOS devices for members! You should buy a chain checker that is relevant to the number of speeds your drivetrain uses. The 10-tooth cog is essential for keeping the size of the cassette down. Support us! For Bikerumor, Jessie-May is testing the latest mountain bikes, equipment and kit, letting readers know whats hot and whats not. He doesnt want to heat the frame up because the paint is nearly perfect. I know bar end shifters dont make sense for racing and the shifts required there, but Ive found them wonderful for tens of thousands of miles of fast paced recreational riding. As chains wear, they stretch and side-to-side movement between links will also increase. This is on the assumption that it was cut to the correct length originally. Only SRAM's Flat Top Chain is compatible with AXS Road components; The Flat Top Chain has larger-than-standard rollers, and therefore requires different chainring/cassette tooth profiles or valleys; SRAM AXS Road rear derailleurs have special jockey wheels to mesh with the Flat Top Chain; The chain spacing and cassette spacing is different . That leaves the 42:11 and 50:12 as the odd gears out. Im not sure even chain companies are happy about this. Sign up to receive Bikerumor content direct to your inbox. Its not a very exciting component, but you wont get far without a chain on your bike, unless youve got a belt drive or are riding a penny farthing. Breadwinner Cycles launches their first stock offering, the A-Road steel all road bike for those gravel-curious pavement pounders looking for a perfect all rounder. Which chain would I use with the 10-33 road cassette, the flat top road chain or the Eagle MTB chain? Why make a new chainring design for SRAMs 12-speed road chains? Wolf Tooth Components adds SRAM Flattop chain-compatible 1x - Bikerumor slightly different (larger) roller diameter, Carbon-Ti X-Rotor SteelCarbon 3 Ultralight Disc Brake Rotors Become Real for 6-bolt & Centerlock, Silca Strips at Unbound: The Ultimate Chain Stripper and Wax Prep To Go Faster. SRAM, AVID. The 10-tooth cog significantly increases range, and thats useful for 2x as well. Rival eTap AXS shift-brake levers are not . Spy Shot: A Next-gen Prototype RockShox SID SL Ultimate XC MTB Fork for Nino Schurter? 12 speed chainring is thinner because narrower interior chain width, right? Post your problems, and we will try to get your bike rolling again. Whats it like to be an American cyclist living in France? Ride far, long, and fastthis chain can go the distance. Starting with direct-mount 1x chainrings for Easton and Race Face CINCH cranksets, theyve revised the tooth profiles of their Drop Stop narrow-wide rings to fit the thinner SRAM 12-speed road chains. And then I thought, has anyone tried pairing a front mech from AXS tap road, with an Eagle rear mech; does it shift? You can also buy chains made of titanium to save a little weight. When I go fast on (false) flats at about 50 km/h, I am typically in 50:13 or 42:12. Lennard Zinn, our longtime technical writer, joinedVeloNews in 1987. SRAM RED and Force eTap AXS shift levers or the eTap AXS BlipBox with firmware version 2.29.4 or later can be paired with RED eTap 11-speed front and rear derailleurs using the eTap pairing process. I dont. Technical FAQ: SRAM 12-speed mullet drivetrains, unsticking a bottom This frame has a titanium bottom bracket and the drive side cup has virtually welded itself to the bottom bracket. Technical FAQ: SRAM AXS Flattop chain compatibility, hub bearing adjustments, and hydraulic brakes VeloNews technical expert examines brand cross-compatibility of brakes and drivetrain. Whats the Campy fitment like? We called the SRAM tech support line to find a solution, and SRAM has no chainring with these specs compatible with the Flattop 12-speed chain. It you want that 650B wheelset to still have a larger cassette and dont want to change the chain, your options are limited. Some Oval AXS compatible chainrings would be nice though. However, some riders and mechanics reuse quick-links without issue. Lennard. Finding the best bicycle chain: What over 3,000 hours of testing Dear Lennard, Functionally, they could have accomplished the same goal of adding more range on the bottom end by way of a more conventional 52/36, 11-34 setup, and then having alternates for 50/34 and 48/32 for even more low-end range. Would you like to receive offers, updates and events from BikeRadar and its publisher Our Media Ltd (an Immediate Group Company)? In todays FAQ, your solution to Franks shifting difficulty seemed wonderful but very expensive. So the chainring tooth profiles had to be tweaked to provide smooth engagement and proper retention. I thought of using a Dremel tool, carefully, but theres a concern about the threads being damaged. So I know the 11 speed x-sync narrow wide chainring is not "compatible" with the SRAM 12 speed flat top chain, as the rollers are 0.006" larger on that chain. I more or less understand the following about AXS road, and what SRAM will tell you regarding the system as the party line: Having said all of this, other manufacturers are beginning to advertise their components as more or less universally 12 speed compatible in one way or another. (You can use the Eagle chain with the Eagle cassette, and the rear derailleur with existing wide/narrow chainrings from Praxis Works, Wolf Tooth etc.).