SKF 18998 Manual Transmission Seal Kit - Rear

Reliable Manual Transmission Seal Kit for Chevrolet, GMC, and Pontiac

The SKF 18998 manual transmission seal kit is engineered to provide precise sealing performance for a range of Chevrolet, GMC, and Pontiac vehicles. Designed with durable polyacrylate sealing surfaces, this kit ensures effective protection against leaks and contamination in manual transmissions.

• Width: 1.000 inch for optimal fit
• Outside Diameter: 2.704 inches for accurate sealing
• Shaft Diameter: 1.886 inches to match OEM specifications
• Sealing Surface Type: Polyacrylate for enhanced durability and resistance
• Compatible with multiple Chevrolet, GMC, and Pontiac models

Technical Details and Compatibility

This SKF manual transmission seal kit (part number 18998) features a polyacrylate sealing surface designed to withstand the rigors of manual transmission operation. The 1.000-inch width and 2.704-inch outside diameter provide a precise fit, while the 1.886-inch shaft diameter matches the transmission shaft dimensions of various vehicles. This kit is compatible with Chevrolet models such as Blazer, Camaro, Corvette, El Camino, Malibu, Monte Carlo, Nova, and Tahoe. It also fits GMC trucks and SUVs including K10, K20, K30, K1500, K2500, K3500, Yukon, and Suburban variants, as well as Pontiac models like Firebird, Grand Am, GTO, and LeMans.

Applications and Problem Resolution

This manual transmission seal kit is used to maintain the integrity of the transmission by preventing fluid leaks and contamination. It addresses common issues such as:

• Transmission fluid leaks around the shaft
• Premature wear due to dirt and debris ingress
• Reduced transmission efficiency caused by seal failure
• Noise and vibration related to seal degradation
• Potential damage to transmission components from fluid loss

Installation Notes and Tips

When installing the SKF 18998 seal kit, ensure the transmission shaft and housing are clean and free of debris. Use appropriate tools to avoid damaging the polyacrylate sealing surface. Verify the seal dimensions against the transmission specifications to confirm compatibility. Proper lubrication of the seal before installation can help extend its service life. Follow vehicle-specific service manual instructions for torque specifications and installation procedures.

Quality Assurance and Warranty

SKF is a recognized manufacturer of automotive sealing solutions, and the 18998 manual transmission seal kit is produced to meet strict quality standards. The polyacrylate sealing surface offers reliable performance under typical operating conditions. While specific warranty details may vary, SKF products generally come with manufacturer-backed quality assurance to support durability and fitment accuracy.