shimano grx cassette compatibility
MANUALS & TECHNICAL DOCUMENTS Sitting atop the hierarchy, RX810 is said to align with Ultegra, whereas RX600 and RX400 are destined for the OEM market and sit alongside 105 and Tiagra. Secondly, a freehub is what the cassette (rear gear sprockets) is attached to. On a cassette and freehub system, the lockring spline at the end of the cassette will move with the sprockets when theyre spun backward. The GRX derailleurs sit further underneath the cassette than traditional road derailleurs they don't extend so far out when you're using the small sprockets. This means that many older pre-11-speed Mavic freehubs are ready to accept everything from 8-12 speed HG-fitment cassettes, including 11 and 12-speed Shimano road. If you hear a strange "shuffling" noise coming from the disc rotor area of your disc brake bicycle, it could be disc rotor distortion. SHIMANO: Using an 11-42 tooth cassette is only possible when running a 1 x 11-speed drivetrain setup. Derailleur-shifters compatibility Shimano GRX. Here is a summary of what types are available. Component categories and series of GRAVEL, Component categories and series of LIFESTYLE, Component categories and series of E-BIKE, Your smartphone to cycling computer on the bike, SHIMANO bicycle ride data collection/analysis service, SHIMANO AGAINST THE TAMPERING WITH E-BIKES, California Transparency in Supply Chain Act. Compatible with the current TIAGRA and above componentry for road bikes. HOME The flat mount calipers and rotors are carried over from Ultegra with the same caliper design and rotor sizes, and as such the braking performance was familiar, powerful and consistent.". Would you like to receive offers, updates and events from BikeRadar and its publisher Our Media Ltd (an Immediate Group Company)? Shimano GRX mechanical isnt daring, game changing or particularly surprising, its just very good at what it does. Long cage derailleurs are available for both mechanical and Di2 groups. The bead won't come up! I have a tendency to mark cranks with my heels-in pedalling style, but perhaps partly because of its shape the RX600 cranks finish has proved resilient through heavy-duty muck. That means no compatibility pitfalls, as long as you stay. We specifically designed the brakes for the often unexpected challenges of gravel riding. However, there are times when it is easy to raise the bead, and other times when it does not raise at all despite your best efforts. NEWS The integrated cable-pulling system is compatible with cable-operated dropper posts with a 9mm lever throw. Shimano 10-speed components include the new 10-speed TIAGRA 4700 series and the old 10-speed ULTEGRA 6700 series and 105 5700 series, but the GRX 10-speed is compatible with the new 10-speed TIAGRA 4700 series. What is bicycle disc rotor distortion? The idea is that this provides more secure chain retention, reduces the amount that the chain slaps on the chainstays, ensures a quieter ride, and results in an uninterrupted shifting performance. 2. The third fun fact is that Shimano HG freehubs on older Mavic hubs are approximately 36.75 mm in length, and therefore previously required the use of a 1.75mm spacer for 10-speed or older cassettes. The finish is definitely better suited to the rigours of gravel riding than that of the road groupsets. The following is a summary of the causes of punctures and how to deal with them. Similarly, for the very best shifting, use a road (DURA-ACE, ULTEGRA, or 105) front derailleur if you prefer to ride with a road chainring combination like 50-34, 52-36, or 53-39, SHIMANO SERVICE CENTERS When looking for items to upgrade your road, MTB, or gravel bike tires, technical terms such as TPI, compound, and pattern appear in the descriptions. We have compiled a list of advantages and disadvantages of hookless, as well as points to keep in mind when choosing. Shimano GRX users can choose to spec one of their own 11-speed road or mountain bike cassettes. There are three key differences to consider, though. The AXS 12-speed cassette is 1.85mm too wide for the XD driver; that cassette requires the wider XDR driver. The first step is to count your cassettes number of sprockets (gears). The decision to offer three ranges covering both 10-speed and 11-speed ensures it is an accessible proposition too. > Component categories and series of GRAVEL, Component categories and series of LIFESTYLE, Component categories and series of E-BIKE, Your smartphone to cycling computer on the bike, SHIMANO bicycle ride data collection/analysis service, SHIMANO AGAINST THE TAMPERING WITH E-BIKES, California Transparency in Supply Chain Act. This section summarizes why disc rotor distortion occurs and how to correct the distortion. Does it offer any branding? SRAM XDR is the latest version of SRAM XD, and is simply 1.85 mm wider than the original (just like HG vs HG 11). The mid-level Shimano gravel groupset is an 11-speed mechanical groupset that permits a choice of 1x or 2x setups. If you have a bike from the past 20-30 years with more than eight gears in the back, its almost certain that youll have a freehub. Unless modified, these defunct freehub bodies are locked into Shimano 10-speed road cassettes only. If youre going 11-speed, you might wonder if its worth opting for the more expensive 11-speed Ultegra-equivalent RX810 levers. The action is light for both front and rear shifts, and the right lever offers single upshifts (to harder gears) and up to three downshifts (to easier gears). A key change is the higher braking pivot which makes braking on the hoods easier. Our mission is to bring you all the news thats relevant to you as a cyclist, independent reviews, impartial buying advice and more. When trying to change tire thickness on a road bike or other sport bicycle, it is important to know what tire size the wheel will allow. At the time of writing there appear to be no GRX rear derailleurs available in the UK. You need a special tool for the bearing preload cap, which is widely available for less than 3 / $5. Shimanos front shifting is pretty much the best out there, and GRX is no exception in this regard. It is the lowest gear currently on offer for premium road drivetrains (aside from Shimanos own GRX 2x10 30-36 offering), perfect for climbing loose, dirt and gravel surfaces. Those spacers are common parts. The downside being a lack of availability and according to official sources, little or no cross compatibility with existing road Shimano groupsets. > (Your choice will be dictated by your frameset.). It uses more steel and less aluminium than the RX800-level rear derailleurs, hence a higher weight. As a subscriber you can read road.cc ad-free, from as little as 1.99. For example, Shimano wheels are typically locked into the style of freehub body they were initially supplied with, and the company doesnt offer replacement freehub bodies for use with Campagnolo or newer SRAM cassettes. The worlds first dedicated components for gravel adventure, SHIMANO SERVICE CENTERS Put your hands on the hoods and, provided youre familiar with Shimanos current groupsets, youll notice theyre quite different. As ever with these things, this is the official line, and there may (or may not) be some wiggle room in reality. Email us with comments, corrections or queries. Aesthetically, theres something slightly mountain bike-esque about GRX. In practice, the range of free-stroke adjustment available is quite small, and I didnt miss it with the cheaper levers. I finished 3rd in Tour de Romandie and got a Stage win in the process. Mat has been in cycling media since 1996, on titles including BikeRadar, Total Bike, Total Mountain Bike, What Mountain Bike and Mountain Biking UK, and he has been editor of 220 Triathlon and Cycling Plus. Side-by-side with a Shimano 105 road lever, the overall shape and design of the RX600 is very similar, although there are subtle differences, for example in the precise sculpting of the lever blades. For 1x11 setups, the long-cage GRX rear derailleur is necessary if you wish to run the 11-40 or 11-42 cassette sizes. Rather than unveil a standalone groupset, with GRX, Shimano has developed a whole new groupset ecosystem with three levels of performance on offer. 11-speed. We send him off around the world to get all the news from launches and shows too. TPI, Compound, Tread? Its not a huge difference, though, and 105 levers are hardly noisy anyway. Modified at: Introduced in our MTB range and designed for more aggressive riding, this feature gives the derailleur a super low-profile design. Shimano originally sent me the 42T chainring and 11-40 cassette, but I found that just a bit too high-geared for the often 10-15% gradient hills where I ride. Since the Shimano 105 drivetrain is a 2 x 11-speed group, it is not compatible with an 11-42-tooth cassette, even if you use the GRX RD-RX812 rear derailleur. Three Levels of Performance. SRAM intended the design to be easily adaptable to most existing hub designs, and as a result, just about every major hub manufacturer offers an XD-compatible freehub. I'm torn between which of the GRX derailleurs I need to buy. Shimano says that the level of stopping power provided by the non-Servo Wave RX810 (pictured below), RX600 and RX400 levers is akin to Ultegra, 105 and Tiagra disc brakes respectively. The 1 RX600 option gets a 40t chainring, while the 1 RX810 crank gives you the choice of 40t or 42t rings. The GRX RD812 says it works with a minimum cassette of 40. Mixing and matching components is an endless topic as drivetrain manufacturers continue to progress their respective technologies. Here's some more information on how road.cc makes money. Quote: Shimano GRX 2x11 brake rotor compatibility. At this time, only Shimano is offering the EV Road freehub, while all other brands are instead continuing to offer the vastly more widely compatible and easier-to-manufacture HG11 design. If youre fitting your own levers, setup and bleeding arrangements are pretty well identical to Shimanos current road groupsets. The RX600 crankset uses a now-fashionable asymmetric four-arm design and is made from aluminium alloy. With the introduction of its new 12-speed road groupsets, Shimano also announced a new spline pattern specific to its new road cassettes. However, before doing so I advise you to test how well the GRX rear derailleur works with a 11-46 cassette for example (however the only 11-speed Shimano 11-46 cassettes seem to have a very large jump from second easiest gear to easiest gear and the rest uniformly spaced -- perhaps some other manufacturer might offer a 11-46 cassette with evenly spaced ratios). Choose from the standard 700c wheel for speed and stability. As above, GRX cranks have a 2.5mm wider chainline than road ones, so for 2 drivetrains youll need a GRX front derailleur to go with them. It attaches to the top section of your handlebar and connects to the main hydraulic line running to the front and/or the rear caliper to give you a second braking position. Both Shimano and SRAM 11-speed road cassettes require this longer 11-speed freehub body. With faultless front shifting and chain security, I never found myself longing for 1 and, with the options Shimano currently offers, 2 is the better option for a versatile bike. One more thing to note is that all GRX series STI levers are hydraulic disc brake only. In this issue, we will look at the differences between 700C and 650B, and the advantages and disadvantages of each. While theres only one RX600 right-hand lever, the left comes in two versions: one for 2 drivetrains, and a variant for 1 that skips the shifting internals. Your hands stay put on the hoods, and your fingers are able to brake and shift even when cold, wet and muddy. Disc brake-equipped road bikes have been on the rise in the past few years. The N3W freehub body features the same spline pattern as Campagnolos previous freehub, but is 4.4mm shorter in length. Summary of air pumps with booster/boost function. > Shimano has extensive compatibility charts for its components and these show that, with some limitations on gearing options, 11-speed GRX rear derailleurs will work with existing 11-speed road components. However, they don't allow for the smallest sprocket to be smaller than 11 teeth. The SHIMANO DEORE has a steel spider and refined tooth profile for HG-X chain and SHIMANO SHADOW rear derailleurs. Shimano GRX offers some really appealing options for gravel and adventure riding, but the options are somewhat convoluted because crank and cassette options vary depending on where you are in the range, and which options you choose. Shimano GRX also includes 1x11-specific BL-RX810 and BL-RX600-series left side hydraulic disc brake levers with no dropper or shift internals. These customized drivetrains often relied on specialty parts, which caused problems with reliability and made it hard to find replacement parts quickly. What is a Tire Insert? Good to be back . Likewise, SRAM 10, 11, and some 12-speed (also with an 11T smallest sprocket) mountain bike cassettes fit. The RD-RX812 rear derailleur is compatible with mtb cassettes with a 42T low sprocket max. DISCONTINUED PRODUCTS, SHIMANO SERVICE CENTERS | MANUALS & TECHNICAL DOCUMENTS | DISCONTINUED PRODUCTS, Privacy Policy | Cookies Preferences | Terms of Use | California Transparency in Supply Chain Act | ADA Compliance | California Consumer Private Notice. If you are currently riding a rim-brake road bike and are considering converting to gravel using GRX components, you can save money by using STI levers that are compatible with GRX for road use instead of GRX. According to Shimano, the highest cassette you can run on an RX810 derailleur is 34T. It offers a lowest possible gear of 38/44 or 23.6in while not sacrificing the top end thanks to cassettes that start at nine or 10t. For a long time, picking a freehub body was as simple as deciding between Shimano or Campagnolo, but sadly, things are no longer so simple. For this reason, it's easiest to decide first whether you want: 11-speed Di2 Options for multiple handlebar positions allow you to brake with confidence in all conditions. While this article covers the types of external spline fitments available on freehubs, its critical to note that each brand and model of rear hub is likely to use its own proprietary freehub. GRX isnt exactly one single groupset in its own right, but rather its a range of components that sits alongside Shimanos road groupsets. I had a mate who constantly half wheeled me, I would speed up and the bastard would keep doing it until I was chewing the handlebars, then he'd Editorial, general: info [at] road.cc differences between freehubs and freewheels, Shimanos 11-speed 11-34T road cassettes, YT Szepter first-ride review: a gravity MTB brand goes gravel, First ride rundown: the Litespeed Spezia titanium road bike. Shimano GRX for gravel and TIAGRA for road bikes are only compatible with TIAGRA 4700 series and GRX 10. Types of center lock locking rings. Shifting is mechanical only. If you use the Di2 system and fit satellite shifters, you'll be able to change gear with your hands on the tops too. Optimum gearing for mixed terrains and riding styles, Tighter gear steps maintain rhythm on familiar routes, Silent and uninterrupted rear shifting on rough terrain, Adjustable chain stabilizer prevents chain slapping and drops: SHIMANO SHADOW RD+, Improved grip and confidence on choppy surfaces and descents, Streamlined cockpit minimizes stress and distractions, Excellent heat dissipation: ICE TECHNOLOGIES, Never hesitate to tackle rough surfaces, Even on the roads less travelled, our new GRX tech will keep. We have lined up models from major manufacturers and compared them. Heres everything you need to know about the line-up, includingwhats available, upgrades and prices, Best Cycling Website, BikeBiz Awards 2018, Your complete guide to Shimanos GRX gravel groupset July 2021, This is the way that Shimano structures everything on its website, Shimano's Hollowtech II hollow crank arm technology. A freehub is a part of the rear bicycle hub and serves two key functions. "Shimano has spent a lot of time studying the demands of riding a drop bar bike off-road on challenging terrain. Mat has been road.cc technical editor for over a decade, testing bikes, fettling the latest kit, and trying out the most up-to-the-minute clothing. It delivers precise and consistent shifting performance across a wide range of MTB conditions. Shimano offers dedicated GRX STI (combined shift and brake) levers, mechanical and electronic, which use what the brand calls a gravel-specific ergonomic lever design. Gravel Your Way: GRX Drivetrain Options. Advantages and Disadvantages. CS-HG50-10. The increased number of sprockets squeezed into the back, plus the introduction of wide-range cassettes with smaller 10-tooth or 9-tooth sprockets, has seen multiple more variants of freehubs hit the market, and things have quickly become as confusing as selecting a bottom bracket for a press-fit frame. As it's Shimano, many Hyperglide-compatible cassettes are possible, including Ultegra and 105, which helps to keep running costs down. In recent years, GS (middle cage) models are also available in the rear derailleur lineup, but in the case of gravel components, the sprocket may be chosen to be a wide ratio product such as 11-42T for MTB, in which case the maximum tooth count may exceed 40, which cannot be handled even by GS (middle cage) models for road use. road.cc buyer's guides are maintained by the road.cc tech team. "Overall, the experience is one of trust," said Mike Stead, talking about using GRX 600 in particular, "It shifts with typical Shimano 105-or-better accuracy, and the chain won't fall off unless you do something spectacular. I would like to be able to run the 1x set up with both a 11-40 (for gravel) and 11-34 (for cross) cassette. We can certainly see many situations when this would be useful cyclocross and the cobbled classics, for instance. > Shimano's GRX for gravel and ULTEGRA for road bikes are compatible with the ULTEGRA R8000 and 6800 series. As discussed above, a key advantage of GRX is the ability to mix and match with existing road groupsets, particularly among 11-speed components. What is hookless? For example, an XT 11-46T cassette may just fit into the long-cage GRX rear derailleur, or you could potentially use that same derailleur with a 2x system and an 11-36T (not Shimano) or 11-40T . Shimanos GRX for gravel is compatible with road bike components, although they are basically interchangeable. Therefore the 10 speed Tiagra and GRX 400 can use 11 speed rear derailleurs and vice versa. The availability of N3W-compatible wheels is improving all the time. 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