Precision M804010 Tapered Race Cup Manufactured to AFBMA standards using high quality materials OEM customers of these factories include many of the largest U.S. axle and trailer manufacturers Precision carriestapered roller bearings for the following applications: automotive wheel, heavy duty wheel and trailer bearing kits Other applications include differential, transmission/transaxle, transfer case and agricultural Our tapered roller bearings are manufactured at factories that have ISO/TS16949:2002 certified quality management systems