SKF 18442 Differential Pinion Seal - Rear

Reliable Differential Pinion Seal for Rear Axle Applications

The SKF Differential Pinion Seal - Rear - Rear Axle (Part Number 18442) is engineered to provide a precise seal for the rear differential pinion shaft. Designed for select Ford, Lincoln, Mazda, and Mercury models, this seal helps maintain optimal driveline performance by preventing fluid leaks and contamination.

• Outside diameter: 2.875 inches for accurate fitment
• Shaft diameter: 1.844 inches to match OEM specifications
• Width: 0.413 inches ensuring proper sealing depth
• Sealing surface type: Polyacrylate for enhanced durability and resistance
• Compatible with multiple Ford, Lincoln, Mazda, and Mercury vehicles

About the SKF Differential Pinion Seal - Rear - Rear Axle Product Line

The Differential Pinion Seal - Rear - Rear Axle product line from SKF focuses on delivering reliable sealing solutions specifically designed for rear axle differentials. This line emphasizes precision dimensions and durable sealing materials like polyacrylate to withstand the demanding conditions of driveline components. Part number 18442 is a representative product within this line, engineered to meet the exacting standards required for rear differential pinion shafts.

Product Details and Specifications

This differential pinion seal features an outside diameter of 2.875 inches and a shaft diameter of 1.844 inches, dimensions that align with the OEM requirements for a secure and leak-free fit. The 0.413-inch width ensures the seal sits correctly within the rear axle housing. The polyacrylate sealing surface type offers resistance to heat, oil, and wear, contributing to the longevity of the seal and the protection of the differential components.

Compatible Vehicles and Applications

This SKF differential pinion seal is compatible with a range of Ford, Lincoln, Mazda, and Mercury models, including but not limited to:

• Ford Edge, Escape, Explorer, Flex, Fusion, Taurus, Taurus X, Tribute
• Lincoln Mariner, Milan, MKS, MKT, MKX, MKZ

Using part number 18442 ensures proper fitment and reliable sealing performance for these vehicles' rear axle differentials.

Common Issues Addressed by This Differential Pinion Seal

• Prevents rear differential fluid leaks that can cause driveline damage
• Protects the pinion shaft from dirt and contaminants
• Reduces the risk of premature wear on differential components
• Maintains proper lubrication within the rear axle assembly
• Helps avoid costly repairs related to seal failure

Installation Notes and Tips

When installing the SKF differential pinion seal 18442, ensure the shaft and housing surfaces are clean and free of debris. Proper alignment during installation is critical to avoid seal damage. Use appropriate tools to press the seal evenly into place without distortion. Verify the seal’s seating depth matches OEM specifications to maintain effective sealing.

Quality Assurance and Warranty

SKF manufactures this differential pinion seal to meet stringent quality standards, ensuring durability and reliable performance. The use of polyacrylate sealing surfaces contributes to extended service life under typical operating conditions. While specific warranty details are not provided, SKF products are generally backed by the brand’s commitment to quality and consistency.