The EK SRX2 Series Chains feature advanced QX-rings that outperform factory O-ring chains. Laboratory tests have demonstrated that QX-rings reduce friction by 40 percent, extending chain lifespan by up to 50 percent compared to traditional O-ring chains...

EK's MXR3D Series Chains combine strength and precision for the utmost durability and flexibility sought after by dirt bike enthusiasts.

Chain and Sprocket Kit includes: 3660-16 front sprocket, 435CK-45 rear sprocket, and 525SX3-114 chain

This Vortex SSA chain and sprocket kit ("Super Street" Aluminum) includes high-performance components designed specifically for your motorcycle. This kit, used particularly in racing and high-speed applications, includes a high-performance x-ring chain...

This Vortex OES chain and sprocket kit (Original Equipment Steel) includes high-performance components designed specifically for your motorcycle. This kit, used particularly in racing and high-speed applications, includes a high-performance x-ring chain...

Enhance your motorcycle's performance and style with the EK ZVX3 Chain. This chain reduces friction between each plate, enabling more horsepower to reach your rear wheel directly. Due to precise tolerances between each plate, the power delivery is also...

Enhance your motorcycle's performance and style with the EK ZVX3 Chain. This chain reduces friction between each plate, enabling more horsepower to reach your rear wheel directly. Due to precise tolerances between each plate, the power delivery is also...

The EK SRX2 Series Chains feature advanced QX-rings that outperform factory O-ring chains. Laboratory tests have demonstrated that QX-rings reduce friction by 40 percent, extending chain lifespan by up to 50 percent compared to traditional O-ring chains...

The EK 520 RRX Chain is optimized for racing, featuring X-type sealing rings that minimize friction and maximize performance.

The EK SRX Series Chains are equipped with QX-rings, surpassing traditional O-ring chains in performance. Laboratory tests demonstrate that QX-rings reduce friction by 40 percent, extending chain lifespan by up to 50 percent. Each chain link is designed...

Twin Power 01-06 Big Twin Except 06 Dyna Primary Chain Adjuster KitThis Part Fits:YearMakeModelSubmodel2001-2006Harley-DavidsonFLHR Road KingBase2001-2006Harley-DavidsonFLHRCI Road King ClassicBase2001-2006Harley-DavidsonFLHRI Road...

Twin Power 65-00 Big Twin Models Primary Chain Adjuster KitThis Part Fits:YearMakeModelSubmodel1997-2000Harley-DavidsonFLHR Road KingBase1998-2000Harley-DavidsonFLHRCI Road King ClassicBase1996-1997,2000Harley-DavidsonFLHRI Road...