Transmission Kits
TREMEC TKX, T-5, and TR-4050 5-Speed; Magnum, Magnum-F, and Magnum XL 6-Speed; and Silver Sport Transmissions' A41 and A41X Automatic 4-Speed PerfectFit™ Overdrive Transmission Kits are the simplest and most cost-effective way to convert to a modern overdrive.
Don't just compare our kit prices by the bottom line! Compare each item, you may find other companies have left off some important parts, either because they're not available or come at extra cost. SST is proud to offer the most complete conversion kits available with no fine print.
Don't just compare our kit prices by the bottom line! Compare each item, you may find other companies have left off some important parts, either because they're not available or come at extra cost. SST is proud to offer the most complete conversion kits available with no fine print.
