SKF 18891 Differential Pinion Seal - Front or Rear

Reliable Differential Pinion Seal for Chevrolet, Dodge, Ford, and More

The SKF 18891 Differential Pinion Seal is engineered to provide precise sealing performance for a range of vehicles including Chevrolet, Dodge, Ford, GMC, Jaguar, and Jeep models. Designed with durable polyacrylate sealing surfaces, this pinion seal ensures effective protection against leaks and contamination.

• Width: 0.770 inches for optimal fit and sealing
• Outside Diameter: 3.165 inches to match OEM specifications
• Shaft Diameter: 1.875 inches for accurate shaft compatibility
• Sealing Surface Type: Polyacrylate for enhanced durability and resistance
• Compatible with multiple models such as Chevrolet C10 Suburban, Dodge Ram 3500, Ford F-350 Super Duty, and Jeep Grand Wagoneer

Technical Details and Product Features

The SKF 18891 Differential Pinion Seal is manufactured to meet stringent quality standards, ensuring a precise fit and long-lasting performance. The polyacrylate sealing surface offers excellent resistance to heat, oil, and wear, which is critical for driveline and axle applications. With a width of 0.770 inches and an outside diameter of 3.165 inches, this seal fits shafts with a diameter of 1.875 inches, making it suitable for a variety of heavy-duty and passenger vehicles.

Compatible Vehicles and Applications

This differential pinion seal is compatible with a broad range of vehicles, including Chevrolet models like the C10 Suburban and K10 Suburban, Dodge trucks such as the Ram 3500 and Dakota, Ford F-250 and F-350 Super Duty series, as well as GMC, Jaguar, and Jeep models including the Grand Wagoneer and XJ6. The SKF 18891 is designed to maintain the integrity of the differential by preventing oil leaks and contamination in these driveline systems.

• Prevents oil leaks in differential pinion shafts
• Protects against dirt and debris intrusion
• Reduces wear on differential components
• Maintains proper lubrication for driveline efficiency
• Helps avoid costly differential repairs

Installation Notes and Tips

When installing the SKF 18891 Differential Pinion Seal, ensure the shaft and housing surfaces are clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the seal’s orientation matches OEM specifications, and inspect for any signs of wear or damage before installation. Proper installation will help maintain the seal’s effectiveness and extend the service life of the differential.

Quality Assurance and Warranty

SKF is a recognized manufacturer known for producing high-quality automotive components. The 18891 Differential Pinion Seal is made to meet or exceed OEM standards, providing reliable sealing performance. While specific warranty details may vary, SKF products typically come with a limited warranty against manufacturing defects, ensuring confidence in durability and function.