SKF 13786 Automatic Transmission Output Shaft Seal - Left or Right

Reliable Automatic Transmission Output Shaft Seal for GM and Ford Vehicles

The SKF 13786 Automatic Transmission Output Shaft Seal is engineered to provide precise sealing performance for a range of GM and Ford models. Designed with a polyacrylate sealing surface, this seal ensures durability and effective protection against leaks in your vehicle's transmission system.

• Width: 0.433 inches for optimal fit and sealing
• Outside Diameter: 2.808 inches to match OEM specifications
• Shaft Diameter: 1.377 inches for accurate shaft compatibility
• Sealing Surface Type: Polyacrylate for enhanced wear resistance
• Compatible with multiple makes including Buick, Cadillac, Chevrolet, Ford, GMC, Lincoln, Mercury, Pontiac, and Saturn

Technical Details and Compatibility

This automatic transmission output shaft seal (part number 13786) is designed to maintain the integrity of the transmission by preventing fluid leaks around the output shaft. The polyacrylate sealing surface offers a balance of flexibility and resistance to heat and wear, making it suitable for vehicles such as the Chevrolet Equinox, Ford Explorer, Buick Enclave, and Cadillac SRX. The precise dimensions—0.433 inch width, 2.808 inch outside diameter, and 1.377 inch shaft diameter—ensure a secure fit that meets or exceeds OEM standards.

Applications and Common Issues Addressed

• Prevents transmission fluid leaks that can cause slipping or shifting problems
• Protects transmission components from contamination and premature wear
• Maintains proper lubrication within the transmission system
• Helps avoid costly transmission repairs due to seal failure
• Ensures consistent performance in vehicles like the Ford Taurus, GMC Terrain, and Pontiac G6

Installation Notes and Tips

• Ensure the shaft and bore are clean and free of debris before installation
• Use appropriate tools to avoid damaging the seal during installation
• Verify the seal orientation matches the OEM configuration for proper sealing
• Check for any signs of wear or damage on the shaft that could affect seal performance

Quality Assurance and Warranty

SKF manufactures the 13786 output shaft seal to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details may vary, SKF products typically come with manufacturer-backed warranties covering defects in materials and workmanship. This seal is designed to provide consistent sealing performance for compatible Buick, Cadillac, Chevrolet, Ford, GMC, Lincoln, Mercury, Pontiac, and Saturn models.