Yukon Gear 63-65 Muncie M20/M21 M/T w/SynchroS Bearing Kit

USA standard Manual MUNCIE M20 Bearing Kit 1963-1965 4-Speed with Synchros

USA Standard Gear manufactures a full line of top-quality transmission parts. You can count on USA Standard Gear to fulfill all your transmission, differential, and general replacement part needs.