Shimano Grx Groupset, It's Shimano's entry-level gravel groupset and 2x only. Gravel components designed from the ground up for the best gravel experience Shimano GRX is a bicycle groupset specifically designed for gravel and adventure riders, bikepackers, and cyclocross racers, offering a wide array of possible builds, including 10-speed, 11-speed, and 12-speed setups. Shimano simply paired existing GRX levers and cranksets with a newly reconfigured rear derailleur and cassette ratios. Compare prices, features and upgrades for RX800, RX600 and RX400 series. Smooth shifting, reliable braking, and exceptional comfort for beginners to seasoned gravel cyclists. Feb 10, 2026 · In contrast, GRX RX400 is a full 10-speed groupset, although you may see RX400 brake callipers fitted to 12-speed or 11-speed bikes. Shimano GRX groupset is also available in 1x and 2x d Jan 19, 2021 · GRX isn’t exactly one single groupset in its own right, but rather it’s a range of components that sits alongside Shimano’s road groupsets. Buy your Shimano GRX RX820 Gravel Groupset - 2x12 Speed at Merlin. Apr 20, 2026 · Spec table, weight comparison, gear range, price breakdown, and key differences between the three major gravel groupsets in 2026. Plus budget alternatives that actually work. 3yydrpr9, wefj9, tys, 1ov01, obib, k5i, xoycx, wakaia, sqad, tn9,