The most trusted name in driveline performance. From a product standpoint, Quarter Master® serves a broad market that includes Asphalt, Short Track, Road Racing, Open Wheel, Dirt Short Track, Driving Schools and NASCAR. The company offers an array of products serving these markets including multi-plate clutches, aluminum and steel drive-shafts, quick change gears, starters, hydraulic release bearings as well as “made-to-order” products.