Initially, the pads move quicker to make contact with the rotor, then later in the stroke pad, speed is traded for increased power and control. The situation with 10-speed is a little more complicated. 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. Years before the first gravel bike was introduced, riders tinkered with cyclocross bikes or touring rigs, creating drop-handlebar bikes with wide tires. INFORMATION We can certainly see many situations when this would be useful cyclocross and the cobbled classics, for instance. Shimano GRX and XT/XTR compatibility : r/bikewrench - Reddit 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. When using a wide-ratio sprocket with a low maximum exceeding 36, choose a GRX rear derailleur straightforwardly. 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. On a freewheel system, that spline will remain stationary when the sprockets are spun backward. Shimano 12-speed road cassettes remain backward compatible with common Shimano 11-speed HG freehub bodies. Currently, Campagnolo, Fulcrum, DT Swiss, Mavic, FFWD, Hunt, and a number of others cater for the new design. Some brands are truly great at offering various different freehub body fitments to suit all of the latest drivetrain styles. Derailleur-shifters compatibility Shimano GRX. Get a tougher gear on Shimano GRX, 11-34T, 2x11. 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. 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. Park Tool offers a good guide for differences between freehubs and freewheels. road.cc's Dave Arthur rode both mechanical and Di2 versions of GRX in atrocious conditions and said, "[The groupsets] kept changing gear with the usual metronomic precision that Shimano groupsets are known for. 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. No matter the option you select, GRX rear derailleur offerings feature Shimanos SHADOW Plus chain stabilizer that can be turned on or off depending on conditions. Summary of Shimano wide ratio sprockets for road bikes. Id put Servo Wave in the nice to have, but in no way essential category. Here is the full spec list: Shifter: Shimano Deore M5100, 11 speed Rear derailleur: Shimano Deore M5100, long cage, Shadow Plus Crank: ProWheel alloy, 42T, 175mm Cassette: Shimano Deore M5100, 11-51, 11 speed Chain: KMC X11, 11 speed Pedal: Wellgo Black That means no compatibility pitfalls, as long as you stay within the recommended tooth ranges and match the number of gears. The latest R8100 series has a 12-speed shifting system, which is currently incompatible with GRX. Types of bicycle disc brake mounts, how to recognize them, and how to choose an adapter. What is the ASTM standard for bicycle wheels? Choose from the standard 700c wheel for speed and stability. If youre looking to change a freehub body, then youll need to find out specifically what brand, model, and even generation of rear hub you have and what spare parts are available for it. Each has a rim with a 21.6mm internal width and 22mm depth, and the hubs are 12mm thru-axle. Like this site? As discussed above, a key advantage of GRX is the ability to mix and match with existing road groupsets, particularly among 11-speed components. This section summarizes what tire inserts are and the advantages and disadvantages of using them, which have been attracting attention along with the spread of tubeless tires and have recently been used in professional road racing. After buying a new road bike, you will have the option to combine your original road bike with GRX components to make it a gravel bike, which will broaden the range of ways to enjoy your bike. Put another way, if you have a Shimano cassette with a 10T smallest sprocket, then youll require a Microspline freehub body. Here is a summary of what types are available. Its not a huge difference, though, and 105 levers are hardly noisy anyway. Weve noticed youre using an ad blocker. Cassettes Chains Cranks Pedals Bottom Brackets Hubs Shimano Deore XT CN-M8100 12-speed - HYPERGLIDE+ - SIL-TEC - MTB Chain . 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. The RX600 crankset uses a now-fashionable asymmetric four-arm design and is made from aluminium alloy. 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 GRX gravel groupset | full details, weights, availability And on the low end, with its 31 x 34 combination, you get a gear that early mountain bikers would envy. This appears to be a coating, and I did manage to inflict some damage on it during testing, but nothing too dramatic. 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. Sign in to manage your newsletter preferences. Long cage derailleurs are available for both mechanical and Di2 groups. The XD system uses a one-piece cassette design that features a securing thread at the back of the freehub body. Two people rescued after car drives into river Before I bought an 11sp bike, I had a 10sp one and I bought an 11sp crankset which ran with the 10sp rear derailleur no problem.