SKF 18499 Transfer Case Main Shaft Seal - Rear

Reliable Transfer Case Main Shaft Seal for Select Vehicles

The SKF 18499 Transfer Case Main Shaft Seal is engineered to provide a precise fit and durable sealing performance for various transfer case applications. Designed with a polyacrylate sealing surface, this seal ensures effective protection against leaks and contamination in transfer cases of multiple vehicle makes and models.

• Width: 0.354 inches for optimal sealing depth
• Outside Diameter: 2.704 inches to match transfer case housing
• Shaft Diameter: 1.850 inches for accurate shaft fitment
• Sealing Surface Type: Polyacrylate for enhanced chemical and temperature resistance
• Compatible with transfer cases on Buick, Chevrolet, Chrysler, Dodge, GMC, Jeep, Mitsubishi, Oldsmobile, and Ram vehicles

Technical Details and Material Specifications

The SKF 18499 main shaft seal features a polyacrylate sealing surface, which offers reliable resistance to heat, oil, and other automotive fluids commonly encountered in transfer case environments. The seal’s dimensions—0.354 inch width, 2.704 inch outside diameter, and 1.850 inch shaft diameter—are designed to provide a secure and leak-free fit on the main shaft of the transfer case. This precision engineering helps maintain transfer case integrity and prevents fluid loss that can lead to component wear or failure.

Compatible Vehicle Applications

This transfer case main shaft seal is compatible with a range of vehicles, including but not limited to:

• Buick models
• Chevrolet 1500, Trailblazer, Trailblazer EXT
• Chrysler Aspen
• Dodge Dakota, Durango, Ram 1500, Ram 1500 Van, Ram 2500, Ram 3500
• GMC Envoy, Envoy XL, Envoy XUV, Rainier
• Jeep Liberty, Nitro
• Mitsubishi Raider
• Oldsmobile Bravada

Common Issues Addressed by the SKF 18499 Seal

• Prevents transfer case fluid leaks around the main shaft
• Reduces contamination ingress that can damage internal components
• Maintains proper lubrication within the transfer case
• Helps avoid premature wear of transfer case bearings and gears
• Ensures consistent transfer case performance under various driving conditions

Installation Notes and Tips

When installing the SKF 18499 transfer case main shaft 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’s orientation matches the original part to maintain proper sealing function. It is recommended to inspect the transfer case for any additional wear or damage during installation.

Quality Assurance and Warranty

SKF is a recognized manufacturer of automotive sealing solutions, and the 18499 part number adheres to strict quality standards for durability and fitment. While specific warranty details may vary, SKF products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Using this seal helps maintain the reliability and longevity of your vehicle’s transfer case system.