All front and rear sprockets are manufactured to O.E.M., specs using high grade hardened steel All match original equipment exactly for perfect fit and size

Features high carbon alloy steel pins, solid bushings and rollers, shot-peening of plates and rollers for increased fatigue resistance Tough elastic O-ring seals in special grease to provide increased wear ...

The R-1 Works chain is a premium high-strength, lightweight, non o-ring chain with excellent impact resistance It is specifically designed for competition racing applications 7,644 lbs. tensile strength

This chain features nitrile o-rings, which retain a special vacuum injected grease around the critical pin and bushing area The R-3 chain is the choice where a combination of long ...

Precision CNC manufactured to extremely tight tolerances from a high strength, specially enhanced 7075 T6 aluminum alloy. Renthal chainwheels have unequalled accuracy of fit, tooth profile, & concentricity for longevity ...

All RK chains are pre-stretched to ensure minimal maintenance Components are shot peened and heat treated 7,200 lbs tensile strength

All RK chains are pre-stretched to ensure minimal maintenance Components are shot peened and heat treated 10% longer wear life then standard 520 chain. 8,500 tensile strength

Superior engineering. Heat treated for maximum durability. Made of the finest steel available.

CNC machined for precision & tight tolerances. Made of heat-treated 7075-T6 Aluminum. Real hard anodized for abrasion & corrosion resistance. Self-cleaning mud grooves to prevent dirt build-up.

Stress engineered "centerless" design allows for an extremely light, yet durable sprocket. CNC machined from 7075-T6 billet aluminum and clear coat finished for excellent wear resistance.