RK Chain and Sprocket Quick Acceleration Dirt Kits

Item Discontinued
This item is no longer available

Works-quality RK racing chain and front and rear sprockets in one convenient package
All RK chains feature high carbon alloy steel solid rollers, bushings and pins
Heat-treated and pre-stressed for maximum wear life and performance
Kits include 520KZU ultraring chain with ultrathin O-ring, the Baja-winning 520SMO, MXZ XW-ring racing chains or quality TZ or KZ series non-O-ring chain
Rear sprockets made of 7075 T-6 aluminum, unless noted; fronts made of case-hardened steel