In its stock format, only Campagnolo Ekar 13-speed cassettes can fit an N3W freehub. Visit our tours page for related adventures. While nearly all GRX components are compatible with Shimano road groups, there are a few exceptions and key features that differentiate GRX from Shimano road components. You can have a GRX groupset with either a mechanical or electronic front derailleur. The SHIMANO DEORE has a steel spider and refined tooth profile for HG-X chain and SHIMANO SHADOW rear derailleurs. And as a reminder, there are a number of wheel companies that employ DT Swiss rear hub internals that could be changed to an N3W freehub. Shimano's GRX for gravel and ULTEGRA for road bikes are compatible with the ULTEGRA R8000 and 6800 series. The hood shape is taller than normal to provide a more secure hand position on rough ground. The GRX 400 shifters (just like the latest versions of Tiagra) use 11 speed technology in the rear derailleurs, but just pull more cable to shift to ten speed (than Shimano's 11 speed shifters do). There are two types of disc brakes for road bikes, mechanical and hydraulic, but the mechanical type, which physically closes the caliper by pulling the wire, and the hydraulic type, which closes the caliper by the difference in pressure of the oil filled in the hose, have different structures and cannot be used together. We have compiled a list of points to note when choosing a wheel. *When using GRX brake parts, only 105 hydraulic compatible parts are compatible. It is possible to upgrade your rim brake bike with select GRX drivetrain components; however, you must use Shimano road shift/brake levers designed for rim brakes. Offering low climbing gears perfect for mixed surface riding, the 11-speed Shimano GRX CS-HG800 cassette is compatible with both 10- and 11-speed freehubs. The 2 options are excellent though, and at 11-speed level, the option to mix and match with Shimano road groupsets makes piecemeal upgrades an appealing possibility. You can then look at the options available within each category. Shimano launches 12-speed, semi-wireless Dura-Ace and Ultegra groupsets Secondly, a freehub is what the cassette (rear gear sprockets) is attached to. 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. Be careful about compatibility when choosing Shimano TIAGRA components. While all GRX levers (including 10-speed RX400) have built-in reach adjustment, only the top-level RX800 series levers (mechanical and Di2) have free-stroke adjustment. Your subscription will help us to do more. Its based on Shimanos familiar Hollowtech II bottom bracket standard, which is available in both threaded and press-fit (BB86) options. Shimanos 1 offering is slightly less impressive, with the lowest gear currently offered being a 40/42, giving you 26in. 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. Gearing for these bikes typically relied on road components, but soon riders started increasing gear ranges by mixing and match road components with mountain bike derailleurs and cassettes. Shimano GRX for gravel and TIAGRA for road bikes are only compatible with TIAGRA 4700 series and GRX 10. Derailleur-shifters compatibility Shimano GRX. The 12-speed cassettes will work on any existing 11-speed Shimano-compatible wheel or smart trainer. Complete GRX groupsets go for more than $1,000. All GRX STI levers are hydraulic disc brake only, STI levers for road compatible with GRX components, Compatibility with various components for road bikes, Compatibility of GRX with DURA-ACE for road bikes, Compatibility of GRX with ULTEGRA for road bikes, Compatibility of GRX with 105 for road bikes, Compatibility of the GRX with TIAGRA for road use, ST-R9120ST-R8020ST-R8025ST-R7020ST-R7025ST-RS685ST-RS505, Road components that can be combined with GRX for gravel, DURA-ACE R9050 series => Compatible with GRX Di2, DURA-ACE R9000 series, 9000 series => compatible with GRX 11, ULTEGRA R8050 series => compatible with GRX Di2, ULTEGRA R8000 series, 6800 series => compatible with GRX 11, 105, R7000 series, 5800 series => compatible with GRX 11, compatible with TIAGRA 4700 series => compatible with GRX 10. 111 riders will have. Paired with 700c x 40mm tires, it delivers a top gear similar to a road bike with 25mm tires and a 50 x 11 gear. On a freewheel system, that spline will remain stationary when the sprockets are spun backward. Fast-forward several years and the gravel landscape has evolved rapidly with new gravel-specific frames, wheels, tires, and more hitting the scene. This looks great. Of course, electric (Di2) and mechanical components cannot be combined even at the same speed. Paired with 700c x 40mm tires, it delivers a top gear similar to a road bike with 25mm tires and a 50 x 11 gear. The latest R9200 series has a 12-speed shifting system, which is currently incompatible with GRX. TIAGRA componentry is Shimano's top entry grade for road bikes. Meanwhile, most other hub brands (depending on the age) offer the ability to change the freehub body fitment type. Theres only one 11-speed mechanical GRX front derailleur, and its the Ultegra-level FD-RX810. Riders choosing an XT, SLX or Deore-level 11-40/42 cassette need to use the longer cage Di2 RD-RX817 (pictured above) or mechanical RD-RX812, both of which come with a pull ratio similar to Shimanos road derailleurs. Branding aside, GRX brakes are almost indistinguishable from their road counterparts. 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. MANUALS & TECHNICAL DOCUMENTS (Your choice will be dictated by your frameset.). And lastly, you may consider avoiding the need for a new freehub or cassette by mixing and matching drivetrain components. PRODUCT The GRX RD810 says it works with a max cassette of 34, but if it's like the Ultegra RX it will fit a 40 just fine. Shimano GRX gravel groupset | full details, weights, availability But gravel riding isnt a new concept. What parts are needed to convert a road bike to disc brakes and what to look out for when buying them. Shimano offers a mechanical shift ST-RX810-LA left lever that, when used with a 1x11 drivetrain, can control a dropper seatpost. What causes it and how to correct the distortion. Instead, there's a RX600 10-speed chainset with 46/30-tooth chainrings. Good to be back . Now with the GRX line Shimano has made a clear distinction between technology intended for paved and unpaved roads. 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. Compatible with the current TIAGRA and above componentry for road bikes. The inline hydraulic sub-brake lever (BL-RX812, pictured above) is an interesting option. 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. Oh, and who can argue with those anodized colors Garbaruk extended Shimano GRX 11sp derailleur cage c. Garbaruk A nice benefit your wife gains with this bike is that the RD-4700 rear derailleur can handle up to a 34T rear cog. With the addition of a 1.85 mm washer behind the cassette, the 11-speed freehub bodies are backward compatible with the full list of cassettes covered above in HG Mountain.. Thus, you could put on an XT or XTR 11-34 10-speed cassette to get her some lower . For example, e-thirteen, Sunrace, and a few other brands offer cassettes that take a unique fitment approach to work with pre-existing freehub designs. If in doubt, consult your local bike store (or ideally the source of the wheel in question). A freehub is a part of the rear bicycle hub and serves two key functions. Is it 9, 10, 11, 12, or even bigger? GRX is currently in very short supply because of the same factors that are making many bikes and bike parts hard to find. It delivers precise and consistent shifting performance across a wide range of MTB conditions. The booster simplifies bead raising, which is the most difficult part of tubeless installation. Campagnolo also offers an adapter kit (#AC21-N3W) that allows older 9-12-speed Campagnolo cassettes to fit an N3W freehub. Sticking with that tyre as a baseline, 10-speed GRX RX400 actually goes even lower, offering a possible 30/36 low gear, or 22.8in, coincidentally the same lowest gear offered by SRAMs 12-speed Force eTap AXS in a 2 configuration. 16, 2021. Now over 50, he's riding road and gravel bikes most days for fun and fitness rather than training for competitions. 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. RX400 Shimano Tiagra level and 10-speed. This means that for 2 setups youll need a GRX front derailleur a road one wont work properly. RX600 Shimano 105 level and mainly 11-speed (although there is a 10-speed RX600 chainset too). Shimano GRX 2x11 brake rotor compatibility. GRX groupsets are only available with disc brake calipers and shift/brake levers. Not surprising given GRX's intended use, you get hydraulic disc brakes across the board. Just a coincidence, I'm sure. No chains were dropped. In addition, only the top-level gets Servo Wave braking, a concept borrowed from Shimanos mountain bike brakes that makes the relationship between lever and pad travel non-linear. GRX cranks have a chainline thats 2.5mm wider than that of Shimanos road cranks. Options abound. That means no compatibility pitfalls, as long as you stay within the recommended tooth ranges and match the number of gears. 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. Unless modified, these defunct freehub bodies are locked into Shimano 10-speed road cassettes only. Id put Servo Wave in the nice to have, but in no way essential category. Advertising, commercial: sales [at] road.cc The RD-RX812 rear derailleur is compatible with mtb cassettes with a 42T low sprocket max. I'd be interested if anybody has tried to take this on the Eurostar, and whether it's possible to get away with it as an item of At almost 6k I'm struggling to see who on earth would buy this. We specifically designed the brakes for the often unexpected challenges of gravel riding. Each has a rim with a 21.6mm internal width and 22mm depth, and the hubs are 12mm thru-axle. SHIMANO DEORE - 10-Speed - HYPERGLIDE - 11-36T MTB Cassette Sprocket. If you're using a 10-speed system, you need the RD-RX400 which can cope with a maximum 36-tooth sprocket. Oh but wait, theres more. Shimano Microspline freehub bodies are only compatible with Shimano 11 and 12-speed mountain bike cassettes that feature a 10T smallest sprocket. 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. Dave Arthur said, "The most successful aspect of the new groupset is the new hoods. 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. SHIMANO GRX SERIES LINE-UP SHIMANO GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world. Actual weights (except where noted) for the GRX drivetrain I tested are as follows: Retail pricing for the GRX mechanical drivetrain I tested are as follows. The road cassettes go up to an 11-34 and mountain bike cassettes are offered in 11-40,. The following is a summary of the differences and how to select the right one. New Shimano GRX Gravel Groupsets - Ten Things to Know - BikeExchange This freehub body design was quickly discontinued and should only be found on a few series of old high-end Shimano wheels/hubs. Some brands are truly great at offering various different freehub body fitments to suit all of the latest drivetrain styles. I regularly asked the groupset to change gear in extreme circumstances, deliberately shifting under load and cross-chaining, but nothing I did invoked any reluctance. It isn't a reworked set of road components. Shimanos GRX for gravel and ULTEGRA for road bikes are compatible with the ULTEGRA R8000 and 6800 series. Keep your drivetrain speeds consistent. TIAGRA is easy to choose as a 10-speed grade, one step down from the current higher grade of 11-speed, but you need to be careful when choosing components for compatibility.
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