SKF 19939 Automatic Transmission Oil Pump Seal - Front

Reliable Automatic Transmission Oil Pump Seal for Chevrolet and GMC

The SKF 19939 Automatic Transmission Oil Pump Seal is engineered to provide precise sealing performance for a range of Chevrolet and GMC vehicles. Designed with nitrile sealing surfaces and exact dimensional specifications, this seal ensures durability and effective fluid retention in your transmission system.

• Width: 0.368 inches for optimal fit
• Outside Diameter: 2.884 inches to match OEM specifications
• Shaft Diameter: 2.000 inches for accurate sealing
• Sealing Surface Type: Nitrile for resistance to heat and transmission fluids
• Compatible with multiple Chevrolet and GMC models including Silverado, Sierra, Suburban, and Yukon series

Precision Design and Material Specifications

The SKF 19939 seal features a nitrile sealing surface, known for its resistance to heat, oil, and wear, making it suitable for automatic transmission oil pumps. With a width of 0.368 inches and an outside diameter of 2.884 inches, this seal fits tightly around a 2.000-inch shaft diameter, ensuring minimal leakage and maintaining transmission fluid pressure. These dimensions are critical for maintaining the integrity of the transmission system in vehicles such as the Chevrolet Silverado 1500 HD and GMC Sierra 2500 HD.

Compatible Chevrolet and GMC Models

This automatic transmission oil pump seal is compatible with a wide range of Chevrolet and GMC vehicles, including but not limited to:

• Chevrolet Blazer, C1500, C2500, C3500
• GMC Sierra 1500, Sierra 2500, Sierra 3500 Classic
• Chevrolet Silverado 1500, Silverado 2500, Silverado 3500 Classic
• GMC Yukon, Yukon XL 1500, Yukon XL 2500
• Chevrolet Suburban 1500, Suburban 2500, Tahoe

Common Applications and Issues Addressed

• Prevents automatic transmission fluid leaks around the oil pump shaft
• Maintains proper transmission fluid pressure for smooth shifting
• Reduces risk of transmission overheating due to fluid loss
• Helps avoid premature transmission wear caused by fluid contamination
• Ensures reliable operation in heavy-duty Chevrolet and GMC trucks and SUVs

Installation Notes and Tips

When installing the SKF 19939 Automatic Transmission Oil Pump Seal, ensure the sealing surface is clean and free of debris. Lubricate the seal lightly with transmission fluid before installation to prevent damage. Use appropriate tools to press the seal evenly into place without distortion. Verify the shaft diameter matches the 2.000-inch specification for proper fitment. Follow vehicle-specific service manual instructions for best results.

Quality Assurance and Warranty

SKF manufactures the 19939 seal to meet strict quality standards, using durable nitrile materials designed for long service life in demanding transmission environments. This part is backed by SKF's quality assurance processes, ensuring consistent performance and reliability. Please refer to SKF's warranty policy for coverage details.