1963 GMC 3500 Series Transmission Repair & Rebuild Kits
- National®Manual Transmission Input Shaft Repair SleeveGMC 3500 Series Standard Transmission with 4-Speed GMC SM420 Transmission 1963, Manual Transmission Input Shaft Repair Sleeve by National®. Flanged Outside Diameter: 1.500". This part is manufactured by one of the most trusted names in...Ultra-thin construction (0.01/0.25 mm wall thickness) allows original seal size to be used with minimal additional lip loadingEasy to install with removable flange and installation tool$32.16