Ford GM Jeep T5 input shaft seal The T5 Transmission will be cast 13-52. Please identify what you have! The Non-World Class transmissions have all brass synchro rings. This 3rd Gear is used in the Non World Class design! Brand new replacement Input Shaft Seal for Borg Warner / Tremec 4 speed (T4) and 5 speed (T5) transmissions as found in: 1983-2002 Camaro / Firebird (T5) 1982-1995 S10 / S15 truck and Blazer (T4 and T5 only, not NV3500) other GM applications from that era with direct mounted Borg Warner shifters (Chevette, Astro / Safari Van, etc) Also fits 1993-2002 Camaro Firebird w/ T56 6 speed