RK non-sealed chains perfect for low displacement motorcycles that did not come from the factory with sealed chains. If the motorcycle came from the factory with a sealed chain, then RK recommends always replacing it with a sealed chain.

Replacement master link for RK brand 428 MXZ series motorcycle chain.

Heavy duty MXZ Mini Racing chains made for mini MX and SX racing. MXZ chains feature Chromoly steel construction with seamless rollers and bushings, and oversized special alloy pins for added strength.

Clip-style connecting link for 428H chains.

Non-sealed heavy-duty chain with solid rollers, solid bushings and quad-riveted pins for extended wear resistance. Specially formulated grease to extend chain life 40%.

Non-sealed heavy-duty chain with solid rollers, solid bushings and quad-riveted pins for extended wear resistance. Specially formulated grease to extend chain life 40%.

Suitable for weekend warriors the MXZ chain features high-quality pins, bushings and rollers for maximum durability.

Clip-style connecting link for 420H chains.

Non-sealed heavy-duty chain with solid rollers, solid bushings and quad-riveted pins for extended wear resistance. Specially formulated grease to extend chain life 40%.

Solid rollers and bushings with quad-riveted pins for extended wear-resistance. Special coating treatment for 40% increase in chain life.

Solid rollers and bushings with quad-riveted pins for extended wear-resistance. Special coating treatment for 40% increase in chain life.

A direct O.E.M. replacement with triple lip sealed ball bearings for superior dirt exclusion, compared to the factory unit.This Part Fits:YearMakeModelSubmodel2004-2013YamahaYFM350 RaptorBase1987-2004YamahaYFM350X WarriorBase1988-2006YamahaYFS200...