TransTec Allison 1000 Pump Gasket

Quality pump to case gasket for the Allison 1000 series automatic transmission in Duramax diesel trucks. This TransTec sealing component ensures leak-free operation and proper hydraulic pressure throughout the transmission. The Allison 1000 requires premium sealing components to maintain the high line pressures needed for reliable shifting under heavy load.

Compatible with 2001-2019 Chevrolet Silverado and GMC Sierra 2500HD and 3500HD. Manufactured to Allison specifications for exact fitment and long service life in demanding diesel truck applications.