Pioneer Cables 759168 Automatic Transmission Shift Shaft Seal

Automatic Transmission Shift Shaft Seal for GM Applications

Pioneer Cables 759168 is an automatic transmission shift shaft seal made for direct replacement service on a wide range of Cadillac, Chevrolet, GMC, Hummer, and Pontiac vehicles. It is built as an exact-fit replacement part for restoring sealing performance at the shift shaft area.

Key Features

• Automatic transmission shift shaft seal
• Exact-fit replacement from Pioneer Transmission Components
• Application coverage for Cadillac CTS, Escalade, STS, SRX, and XLR
• Also fits Chevrolet Silverado, Tahoe, Suburban, Camaro, Corvette, and Express van models
• Fits GMC Sierra, Yukon, Savana, and Yukon XL applications
• Part number 759168 for catalog lookup and ordering

Detailed Description

This Pioneer Cables 759168 transmission seal is intended for vehicles with automatic transmissions that use a shift shaft seal at the transmission case. Compatible applications include 2001-2012 Chevrolet Silverado 2500 HD, 2007-2012 Chevrolet Silverado 3500 HD, 2008-2012 GMC Sierra 1500, 2001-2012 GMC Sierra 2500 HD, and 2007-2012 GMC Sierra 3500 HD, along with many Cadillac, Chevrolet, GMC, Hummer, and Pontiac models. If you are servicing a Chevrolet Silverado, GMC Sierra, or Cadillac CTS transmission leak, this part number helps identify the correct replacement quickly.

Common Repair Uses

• Transmission fluid seepage at the shift shaft
• Visible wetness around the transmission case seal area
• Leak repair during transmission service or rebuild work
• Replacement of a worn, hardened, or damaged shaft seal
• Restoring sealing integrity after drivability-related transmission maintenance

Installation Notes and Tips

Verify the transmission application before installation and compare the original seal dimensions and location to the replacement part. Clean the sealing bore and shaft area thoroughly before fitting the new seal, and inspect the shift shaft for wear or scoring that could affect sealing performance. Confirm the vehicle match by year, make, and model before ordering Pioneer Cables 759168.

Quality Assurance

Pioneer Transmission Components describes this line as exact-fit replacement parts for direct service use. Part number 759168 is cataloged for the listed vehicle applications to support accurate fitment selection.