RK Chain GB520XRU

The RK GB520XRU UW-Ring motorcycle chain is a premium 520 pitch racing chain built for high performance motorcycles, superbikes, and dedicated track builds that demand lightweight strength and efficient power transfer. Designed for professional road racing, the RK XRU series uses ultra-thin UW-Ring seals to reduce friction while helping maintain lubrication, heat resistance, and consistent horsepower delivery from the start of a session to the final lap. Rated at 9,000 lbs tensile strength, 1,000cc maximum displacement, and up to 265 horsepower, the GB520XRU is a serious drivetrain upgrade for high-performance Ducati, Aprilia, BMW, Yamaha, Kawasaki, Suzuki, and Honda sport bikes. Finished in RK’s premium gold colorway and supplied with a rivet-style master link, this chain is ideal for riders seeking elite race-focused performance with a high-end aesthetic.