SKF 18708 Differential Pinion Seal - Rear

Reliable Differential Pinion Seal for Chrysler, Dodge, and Plymouth

The SKF 18708 Differential Pinion Seal is engineered to provide a precise fit and durable sealing performance for a range of Chrysler, Dodge, and Plymouth vehicles. Designed with a nitrile sealing surface, this seal ensures effective protection against leaks and contamination in driveline applications.

• Width: 0.500 inches for optimal sealing depth
• Outside Diameter: 2.817 inches to match OEM specifications
• Shaft Diameter: 1.875 inches for accurate fitment
• Sealing Surface Type: Nitrile for resistance to oil and wear
• Compatible with multiple Chrysler, Dodge, and Plymouth models

Technical Details and Material Specifications

The SKF 18708 differential pinion seal features a nitrile sealing surface, known for its resistance to petroleum-based fluids and durability under high temperatures. The seal’s dimensions—0.500 inch width, 2.817 inch outside diameter, and 1.875 inch shaft diameter—are designed to meet the exact requirements of various driveline and axle assemblies. This precision ensures a secure fit that minimizes the risk of leaks and maintains differential performance over time.

Compatible Vehicles and Applications

This differential pinion seal is compatible with a wide range of Chrysler, Dodge, and Plymouth vehicles, including but not limited to B-series trucks (B100 through B3500), Dodge Ram trucks (1500, 2500, 3500, and their van variants), and models such as the Challenger, Charger, Dakota, Dart, Durango, Imperial, LeBaron, Magnum, Monaco, Newport, New Yorker, Ramcharger, Town & Country, and W-series trucks (W100 through W350). The SKF 18708 is designed specifically for driveline and axle sealing systems in these vehicles.

Common Issues Addressed by the SKF 18708 Seal

• Prevents differential oil leaks that can cause driveline damage
• Reduces contamination ingress to protect internal components
• Maintains proper lubrication by sealing the pinion shaft
• Minimizes wear on differential bearings and gears
• Helps avoid costly repairs due to seal failure

Installation Notes and Tips

When installing the SKF 18708 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 distortion. Verify the seal orientation matches OEM specifications, with the nitrile sealing lip facing the lubricant side. Lubricate the seal lip lightly with gear oil before installation to reduce initial wear. Proper installation will help maintain seal integrity and extend service life.

Quality Assurance and Warranty Information

SKF manufactures the 18708 differential pinion seal to meet stringent quality standards, ensuring reliable performance in demanding automotive applications. The seal is produced using high-grade nitrile material for durability and resistance to oil and heat. While specific warranty terms may vary, SKF products typically come with a limited warranty against manufacturing defects, providing confidence in the product’s quality and longevity.