Heal your Achilles heel with the Baker Main Drive Gear Bearing Kit. Provides everything you need to eliminate the all too common stock main drive gear bearing failures. Includes BAKER double tapered roller bearing assembly, replacement H-D main drive gear, replacement countershaft bearing, bearing adapter installation cup, gaskets, seals, spacers and retaining ring. Made in the U.S.A. Eliminate Common Main Drive Gear Bearing Failures. Fits All Models With HD CruiseDrive 6 Speed Transmission.