SKF 19273 Differential Pinion Seal - Rear, Rear Inner or Rear Outer

Reliable Differential Pinion Seal for GM Vehicles

The SKF 19273 differential pinion seal is engineered to provide a durable and precise seal for driveline components. Designed specifically for a range of Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models, this seal ensures optimal performance and protection against leaks.

• Width: 0.500 inches for a secure fit
• Outside Diameter: 2.766 inches to match OEM specifications
• Shaft Diameter: 1.938 inches for accurate sealing
• Sealing Surface Type: Nitrile material for resistance to oil and wear
• Compatible with multiple GM trucks, SUVs, and cars from the late 20th century

Durable Nitrile Seal for Effective Leak Prevention

The SKF 19273 differential pinion seal features a nitrile sealing surface, known for its resistance to petroleum-based fluids and high temperatures. This material choice helps maintain a tight seal around the pinion shaft, preventing differential fluid leaks that can lead to driveline damage. With precise dimensions including a 0.500-inch width and a 2.766-inch outside diameter, this seal fits securely on shafts measuring 1.938 inches in diameter. It is designed to meet or exceed OEM standards, making it suitable for use in various GM vehicles such as the Chevrolet Blazer, GMC Sierra, Cadillac DeVille, and Pontiac Firebird.

Compatible GM Models and Applications

This differential pinion seal is compatible with a wide range of GM vehicles, including but not limited to:

• Buick Century, LeSabre, and Regal
• Cadillac DeVille, Fleetwood, and Seville
• Chevrolet Camaro, Caprice, and Silverado
• GMC Sierra, Yukon, and Jimmy
• Oldsmobile Cutlass, Delta 88, and 98
• Pontiac Firebird, Grand Prix, and Bonneville

Common Issues Addressed by the SKF 19273 Seal

• Prevents differential fluid leaks that cause driveline damage
• Reduces contamination of differential components by dirt and debris
• Maintains proper lubrication within the differential assembly
• Minimizes wear on the pinion shaft and bearings
• Helps avoid costly repairs due to seal failure

Installation Notes and Tips

When installing the SKF 19273 differential pinion seal, ensure the shaft diameter is 1.938 inches for proper fitment. Clean the sealing surface and surrounding area thoroughly before installation to prevent contamination. Use appropriate tools to press the seal evenly into place without damaging the nitrile sealing lip. Verify the seal is seated flush and check for leaks after installation. This seal is compatible with specific GM models, so confirm vehicle fitment prior to installation.

Quality Assurance and Warranty

SKF manufactures the 19273 differential pinion seal to meet stringent quality standards. The nitrile material and precise dimensions ensure reliable sealing performance under normal operating conditions. SKF provides a limited warranty against manufacturing defects, supporting the product’s durability and fitment accuracy for compatible Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac vehicles.