LuK: The brand professionals trust! For over thirty years, automotive aftermarket technicians have staked their reputation - and their customers' satisfaction - on LuK RepSet(R) clutch components. Each set contains everything you need to get the job done right: new clutch, new disc, spline lubricant, all necessary release bearings, pilot bearings and spline tools. As an original-equipment supplier, LuK develops the performance specifications for individual vehicle applications. LuK offers the highest in-house manufactured content of any supplier in the industry.