King Focus ST/RS Mk2 Big End Bearings
Product code: CR509XP
The XP series is a line of bearings with advanced metallurgical and geometric technologies that meet extreme performance loads. It was developed for all performance applications that use forged steel aftermarket crankshafts and produce high loads for extended periods.
King Racing?s XP series features pMax Black?, a unique tri-metal structure that is 24% harder than any other conventional tri-metal race bearing. pMax Black? together with the XP geometric features are the ideal combination for performance racing.