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Primary Drive Steel Kit & Gold Racing Chain

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Sprocket kits include the following
Stock size Primary Drive steel front sprocket
Stock size Primary Drive steel rear sprocket
Stock size Primary Drive Gold Racing chain
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.
The 520 H gold racing chain is optimized towards performance and minimum drag properties for racing requirements.
Features gold plating and a special chromized layer on the pins as well as precise, seamless solid bushings and rollers.
Used by some of the top riders in the world.
Average tensile strength 8,510 lbs.
Always verify chain length currently or previously in use. Gearing adjustments may require chain length adjustments. Use Tusk HD Chain Breaker #1389240001.