SKF 16521 Manual Transmission Input Shaft Seal - Rear

Reliable Manual Transmission Input Shaft Seal for Chrysler, Dodge, Jeep

The SKF A/T Trans Rear Extension Seal 16521 is engineered to provide dependable sealing performance for manual transmission input shafts. Designed specifically for select Chrysler, Dodge, and Jeep models, this seal helps maintain transmission integrity by preventing fluid leaks and contamination.

• Width: 0.315 inches for precise fitment
• Outside Diameter: 2.452 inches ensuring proper housing compatibility
• Shaft Diameter: 1.654 inches tailored for manual transmission input shafts
• Sealing Surface Type: Durable nitrile material for effective sealing and resistance to wear
• Compatible with multiple Chrysler, Dodge, and Jeep models including 300, Challenger, Charger, Crossfire, Dakota, Durango, Magnum, Nitro, Ram 1500, Sprinter 2500, Sprinter 3500, and Wrangler

About the SKF A/T Trans Rear Extension Seal Product Line

The A/T Trans Rear Extension Seal line from SKF focuses on high-quality sealing solutions for transmission components. This product line is designed to meet the demanding requirements of manual and automatic transmissions, providing reliable sealing to protect transmission internals from leaks and external contaminants. The 16521 seal is part of this line, offering precise dimensions and nitrile sealing surfaces optimized for manual transmission input shafts.

Detailed Product Description

The SKF 16521 manual transmission input shaft seal features a 0.315-inch width and a 2.452-inch outside diameter, engineered to fit securely within the transmission housing. The 1.654-inch shaft diameter ensures a snug fit around the input shaft, minimizing the risk of fluid leakage. Constructed with a nitrile sealing surface, this seal offers resistance to oil, heat, and wear, which is critical for maintaining transmission performance over time. This seal is compatible with a range of Chrysler, Dodge, and Jeep vehicles, including popular models such as the Dodge Charger and Jeep Wrangler.

Common Applications and Issues Addressed

• Prevents manual transmission fluid leaks around the input shaft
• Protects transmission internals from dirt and debris contamination
• Reduces risk of premature transmission wear due to fluid loss
• Maintains proper transmission pressure and performance
• Addresses seal wear or damage from extended use or harsh conditions

Installation Notes and Tips

• Ensure the transmission housing and shaft are clean and free of debris before installation
• Use appropriate tools to avoid damaging the seal during installation
• Verify the seal orientation matches OEM specifications for proper sealing
• Inspect the shaft for wear or damage that could affect seal performance
• Lubricate the sealing surface lightly with transmission fluid before installation to ease fitment

Quality Assurance and Warranty

SKF manufactures the 16521 seal to meet strict quality standards, ensuring consistent dimensions and material properties. The nitrile sealing surface is tested for durability and resistance to transmission fluids. While specific warranty details may vary, SKF products typically come with manufacturer-backed quality assurance to support reliable performance in compatible Chrysler, Dodge, and Jeep vehicles.