Transmission

Cassettes, chainrings, chains, cranksets, and shifters for road, gravel, and MTB. Find Shimano and SRAM groupsets and spare parts, plus components from Sunrace, FUNN, and MVTEK for every budget.

Always check the number of speeds (11-speed, 12-speed) and your frame's standard before ordering. If you're unsure about compatibility, our team can help.