Designed for compatibility with 11-speed Shimano, SRAM and Campagnolo drivetrain systems, the KMC X11 EcoProTeQ chain offers smooth and precise gear changes with superior rust protection.

Bike PartsBike Chains

Offering smooth propulsion and perfect gear changes in all conditions, the KMC X12 12-speed bike chain features X Bridge technology with precisely chamfered plates.

Bike PartsBike Chains

The SRAM X5 9-Speed rear derailleur delivers precision and dependability on a budget, ensuring your shifts are quick and clean whether you're riding on the trail or around town.

DerailleursRear Derailleurs

A high-performance choice for bikes with 6-, 7- or 8-speed drivetrains, the KMC X8 8-speed chain features a nondirectional design and compatibility with Shimano, SRAM and Campagnolo derailleurs.

Bike PartsBike Chains

Compatible with Shimano, SRAM and Campagnolo 9-speed systems, the KMC X9 NP/GY chain comes with a reusable KMC Missing Link 9 for easy installation.

Bike PartsBike Chains

Light, durable and equipped with SRAM's super wide 10-42t gear range, the XG-1150 MTB Cassette has a gear for anything the trail can offer.

Bike PartsBike Cassettes

With an XD™ driver body and 10–42T gear range, the SRAM XG-1195 X-DOME 11-speed cassette delivers a stable hub connection and gives you total freedom while keeping the steps even.

Bike PartsBike Cassettes

Ride anywhere with the SRAM XG-1275, 10 to 50T GX Eagle 12-speed cassette. Its wide range provides that just-right gear so you can be fast on the flats and be in control on the climbs.

Bike PartsBike Cassettes

Featuring a slick, low-friction surface treatment for improved shifting, the Shimano XT CN-HG95 10-Speed Chain offers mud-shedding performance on your favorite trails.

Bike PartsBike Chains

This narrow 9-speed chain is specifically designed for Shimano® 9-speed drivetrains.

Bike PartsBike Chains

Replace your middle chainring with this lightweight, durable model, and give new life to your drivetrain.

Bike PartsChainrings

Built for performance, the Shimano XT RD-M786 SGS 10-Speed rear derailleur delivers mountain-ready toughness, responsive shifting and a low-profile design to minimize exposure.

DerailleursRear Derailleurs

Quickly repair a broken XTR 12-speed chain on the trail—or reassemble one in your home shop—with the Shimano XTR SM-CN910-12 HG Quick-Link.

Bike PartsBike Chain Links

Built to be simpler, lighter and more durable than any other shifter, the SRAM XX1 X-Actuation Trigger Shifter keeps gear changes sharp and consistent across the entire 10-42t cassette.

Bike PartsBike Shifters