Our Master Rebuild Kits are the finest quality and value on the market. You get all of the vital components needed to rebuild your T-10. GM and Ford both used this transmission from 1957 to 1965. Our kits include the following: Synchronizer Rings, Case Bearings, Small Parts Pack, Spacers, Snap Rings, Needle Bearings, Strut Keys & Springs, Countershaft, Gaskets, Bushings, Seals and all other necessary components needed to rebuild your transmission properly. We include many of the small parts that our competition leaves out. Buy with confidence! Buy from Automotive Parts Network!