Oh, and who can argue with those anodized colors Garbaruk extended Shimano GRX 11sp derailleur cage c. Garbaruk MANUALS & TECHNICAL DOCUMENTS It offers you the option to Explore Beyond. Put your hands on the hoods and, provided youre familiar with Shimanos current groupsets, youll notice theyre quite different. One is that the Shimano GRX 812 rear derailleur is only rated to a max rear cog of 42T and total cassette range (gear capacity) of 31 teeth (42-11=31 . Older Shimano Ultegra Shifter compatibility. In other words, you sometimes have to mix and match. This means that you can often use one of these 11-speed cassettes on either a mountain bike wheel or an older road wheel. 6. The integrated cable-pulling system is compatible with cable-operated dropper posts with a 9mm lever throw. Shimano recently updated its compatibility chart . Road components that can be combined with GRX for gravel 11-speed. And on the low end, with its 31 x 34 combination, you get a gear that early mountain bikers would envy. Rather than unveil a standalone groupset, with GRX, Shimano has developed a whole new groupset ecosystem with three levels of performance on offer. 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). The RX810 derailleur shown here is meant for 2 setups, has a total capacity of 40t, and is designed for a maximum chainring difference of 17t and cassettes that top out between 30t and 34t. Shimano Microspline freehub bodies are only compatible with Shimano 11 and 12-speed mountain bike cassettes that feature a 10T smallest sprocket. Firstly, it performs the ratcheting duty, allowing the cassette to stay stationary while the rest of the hub can spin freely so you can coast. THIS WEBSITE USES COOKIES TO IMPROVE YOUR USER EXPERIENCE. This will likely be a number between 8 and 12. A small inline cable adjuster might make the rubbing less, but will not remove it completely. Even with tubeless and tubeless ready tires, punctures cannot be reduced to zero. > > COMPONENT Good to be back . What is SRAM's XDR and XD? It represents a ground up look at how cyclists want to explore their world. In addition, Shimanos components for road use do not have hydraulic rim brakes, so rim brakes cannot be used either. In practice, the range of free-stroke adjustment available is quite small, and I didnt miss it with the cheaper levers. "The mechanical groupset worked beautifully [and] GRX Di2 is a clean shifting groupset that proved unflappable over three days of riding. 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. That covers the high level layout of the group. Visit our tours page for related adventures. Mounting adapters for bicycle disc brakes are essential when changing calipers with different standards or rotor sizes. SHIMANO 10-Speed 11-36T MTB Cassette Sprocket Now with the GRX line Shimano has made a clear distinction between technology intended for paved and unpaved roads. Here's some more information on how road.cc makes money. Personally I wouldn't bother. However, they don't allow for the smallest sprocket to be smaller than 11 teeth. Pay attention to the capacity of the rear derailleur. Shimano's GRX components offer great performance and useful gearing options for gravel and adventure riding. As above, 10-speed compatibility is more limited. SRAMs XD freehub body was created to fit SRAMs own wider range mountain bike cassettes, which feature a smaller 10T sprocket; pre-existing freehub body designs couldnt handle anything smaller than an 11T one. I'm torn between which of the GRX derailleurs I need to buy. The reason you have seen those articles/videos is that a 40T large cog is indeed possible with GRX; the Shimano RD-RX812 GRX rear derailleur can handle an 11-40 or 11-42 cassette. Many "hookless rim" wheels are lightweight and cost-effective. 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. Shimanos front shifting is pretty much the best out there, and GRX is no exception in this regard. The AXS 12-speed cassette is 1.85mm too wide for the XD driver; that cassette requires the wider XDR driver. The road cassettes go up to an 11-34 and mountain bike cassettes are offered in 11-40,. When using a wide-ratio sprocket with a low maximum exceeding 36, choose a GRX rear derailleur straightforwardly. (Your choice will be dictated by your frameset.). 16, 2021. If your needs change, it's likely you'll find a compatible alternative for a component at a decent price. Gravel Upgrades: Mixing and Matching Shimano GRX and Road Components. SHIMANO SERVICE CENTERS "For those who want to try out disc brakes but don't want to buy a new bike, we've put together a list of the parts you'll need to buy disc brakes and the points to keep in mind when buying. The bead won't come up! What is a torque wrench? The only exception is the new GRX front derailleur and 2x cranks have to be paired, meaning you can't use an Ultegra crank with a GRX front derailleur or vice versa. There are no dedicated GRX cassettes and chains per se, these are simply borrowed from Shimano's road and mountain bike ranges. If youve enjoyed this article, then please consider subscribing to road.cc from as little as 1.99. Shimano GRX Gravel - Bikecomponents.ca Both allow the bike to coast, but a freehub provides the ratcheting mechanism as part of the rear hub, while freewheels integrate that mechanism into the rear sprockets, which are then threaded on to the rear hub. rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world. Shimano GRX for gravel and TIAGRA for road bikes are only compatible with TIAGRA 4700 series and GRX 10. It represents a ground up look at how cyclists want to explore their world. Like Shimanos HG freehub, Campagnolos freehub was also limited to an 11T sprocket as the smallest size. The revenue from adverts helps to fund our site. We redesigned the front derailleur and crankset giving the chainline more space, allowing for broader wheel sizes and tires. With two different derailleur cage lengths, Shimano GRX ensures stable shifting and chain retention across a wide range of gearing options. As ever with groupsets, it should be noted that real-world pricing often bears little resemblance to RRPs. Your subscription will help us to do more. Need to know what freehub body your wheel has but dont want to remove the cassette to find out? The booster simplifies bead raising, which is the most difficult part of tubeless installation. We have compiled a list of 12-speed chains that can be used with Shimano road bike and MTB components. Its important to note the difference between freehubs (what this article covers) and freewheels. What is bicycle disc rotor distortion? What is Shimano GRX? Is it Better for Gravel? - Road Bike Action For this reason, it's easiest to decide first whether you want: 11-speed Di2 Specifically, the drivetrain is basically officially compatible with the last two generations of components with the same number of steps. This freehub fits 7, 8 and 9-speed Shimano and SRAM cassettes, regardless of whether the cassettes are for road or mountain biking. Advantages and disadvantages of torque management. MANUALS & TECHNICAL DOCUMENTS The 211-speed setup tested here gives a low gear of 30/34, which would equate to a 24.1in bottom end with a 70038mm tyre. To fit it into your bike without side to side movement you will have to add 2.5mm spacer ring behind each bearing cup. Shimano GRX is a component series designed for gravel and adventure riders, bikepackers and cyclocross racers, providing a wide spread of possible builds including 10-speed and 11-speed setups, 1x and 2x drivetrains, mechanical and electronic shifting, wide-range or close-range gears, and dropper post integration. The one exception to this is Shimano, who to this day has never produced an XD freehub body for its own wheels or hubs. Shimanos Hyperglide (HG) freehub design has been around since 1990 and remains the most common option in use today. Shimano OT-RS900 GRX, Dura-Ace Shift Cable Housing for Rear Derailleur (Y0BM98011) Out of Stock View. A guide to freehub body and cassette compatibility - CyclingTips Furthermore, the SRAM 12-speed MTB chain doesn't work on the road AXS cassette . Shimanos 1 offering lags a little behind some of the competition if you keep things strictly in the family and dont mix in aftermarket components or push the spec limits. On the 1 front, Campagnolos 13-speed Ekar groupset has the edge. Branding aside, GRX brakes are almost indistinguishable from their road counterparts. Shimano 12-speed mountain bike cassettes are not compatible, either. Instead, there's a RX600 10-speed chainset with 46/30-tooth chainrings. According to Shimano, the highest cassette you can run on an RX810 derailleur is 34T. 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. 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. Were impressed by what Shimano has delivered. Be careful about compatibility when choosing Shimano TIAGRA components. Shimanos GRX for gravel and DURA-ACE for road bikes are compatible with the DURA-ACE R9100 and 9000 series. Compatibility. 1. Is that peak time for drivers or peak time for cyclists/pedestrians? As with the derailleurs, theres no direct 105-equivalent, so the choice is Ultegra-level RX810 calipers or, as I have here, Tiagra-level RX400s. The single ring chainsets use Shimanos Dynamic Chain Engagement tooth profile tall teeth that are alternately thick and thin, specially shaped to prevent the chain bouncing off on rough terrain. SHIMANO GRX Rear Derailleur 11-speed (42T max low sprocket) Put another way, if you have a Shimano cassette with a 10T smallest sprocket, then youll require a Microspline freehub body. ", Explore the complete archive of reviews of groupsets on road.cc. Similarly, the likes of Garbaruk are now offering Microspline cassettes. And on a related note, many wheel brands consider freehub bodies to be a service component that can only be purchased through an approved retailer sometimes, these things arent so easily sourced online. Both are supplied with resin pads as standard, with fins for cooling. Share. 3. It delivers precise and consistent shifting performance across a wide range of MTB conditions. Shimano GRX accommodates almost any frame and any budget level while delivering a system-engineered drivetrain ready to tackle the most challenging gravel terrain. But it's not officially supported. At the time of writing there appear to be no GRX rear derailleurs available in the UK. *When using GRX brake parts, only 105 hydraulic compatible parts are compatible. Shimano GRX - Road Compatibility : r/bikewrench - Reddit Shimano Dura-Ace, GRX Road/Gravel Shift Cable Set (Y0BM98010) The situation with 10-speed is a little more complicated. Looking for maximum range while maintaining road cassette progression? (Chainline is the distance from the centre-line of the bike to the middle of the chainring on a 1 setup, or to a point halfway between the two chainrings on a 2 crankset.) Our mission is to bring you all the news thats relevant to you as a cyclist, independent reviews, impartial buying advice and more. 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. *When using GRX brake parts, only TIAGRA hydraulic compatible parts are compatible. We continuously update and republish our guides, checking prices, availability and looking for the best deals. 10, 2023, Posted at: The XD system uses a one-piece cassette design that features a securing thread at the back of the freehub body. You can't have a complete RX600 groupset because there's no such thing as an RX600 rear derailleur, for instance; if you want an 11-speed mechanical rear derailleur you need to go for RX800 level. As a reminder, the GRX naming system works like this: This review will focus on more-or-less the cheapest possible 211-speed mechanical setup with RX600 levers, but Ill discuss the alternatives, and why you might consider going up or down the range. Dave Arthur said, "Its just a shame Shimano wasnt a little braver in offering a game-changing groupset to serve as a serious riposte to its rivals and offer the low and wide-range gearing that many people flocking to gravel bikes want.". That said, GRX is still very good equipment and the range will suit the majority of those speccing their own gravel/ adventure bikes, as well as giving bike brands plenty of options when it comes to building new models. Thanks to its 11-speed specification, much . TIAGRA componentry is Shimano's top entry grade for road bikes. Tags Derailleur-shifters compatibility Shimano GRX. All of them use Shimano's Shadow RD+ technology which is designed to stabilise the chain on rough terrain by minimising unnecessary derailleur arm movement. These newer 11 and 12-speed mountain bike cassettes fit the older and narrower HG freehub body by cantilevering the biggest cogs over the spokes. He looks like he should be better at cycling than he actually is, and he's ok with that. Get access to more than 30 brands, premium video, exclusive content, events, mapping, and more. We specifically designed the brakes for the often unexpected challenges of gravel riding. 1. 2008present unless otherwise stated. CS-HG50-10. If you're in the market for a new gravel bike or want to replace your current drivetrain completely, a full GRX groupset is an ideal place to start. If you live in an area without sustained or steep climbs, you might love the smaller gear steps of that same 1x11 front chainring with an 11-34 cassette. The key difference between the GRX 800 chainsets and the GRX 600 chainsets is that GRX 800 uses Shimano's Hollowtech II hollow crank arm technology to reduce the weight. Shimanos GRX gravel components are derived from road bikes, so they are highly compatible with road bike parts. Alternatively, look on the cassette (often visible from the back) for a brand and/or model. When using GRX brakes, only hydraulic brake-compatible models of STI levers for road use will be compatible, since GRX has only a lineup of hydraulic disc brakes. The idea is that this makes the derailleur less exposed and vulnerable to damage by things like undergrowth and rocks. This alters the lever feel with more progression. Shimano GRX cranks use a four-arm spider to match existing options. Well see you out there! When mixing GRX and road components, it is necessary to combine parts with the same number of speeds (gears) as a prerequisite. What causes it and how to correct the distortion. SHIMANO: Using an 11-42 tooth cassette is only possible when running a 1 x 11-speed drivetrain setup. Unlike the road cranks, which feature a closed-off axle, GRX uses an open design, with a hole in the driveside. A key consideration with gravel and adventure bikes is getting low enough gears, so lets talk gear inches. The GRX RD812 says it works with a minimum cassette of 40. Oh but wait, theres more. When upgrading your gravel bike, keep the following elements in mind to help decipher what parts are interchangeable with your current road components. For example, DT Swiss offers freehub bodies that cater to all current popular drivetrain demands, and (partly) as a result, a number of wheel brands choose to use DT Swiss hub internals. Dave Arthur said, "The most successful aspect of the new groupset is the new hoods. Crappy wheels and a old school stem, and not particularly light. Shimano GRX a long time coming but finally something to get excited about2/3 tiers of spec. > 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. "Shimano has spent a lot of time studying the demands of riding a drop bar bike off-road on challenging terrain.