Timken 223020 Manual Transmission Input Shaft Seal - Front or Rear

Reliable Manual Transmission Input Shaft Seal for Select Vehicles

The Timken 223020 manual transmission input shaft seal is engineered to provide a precise fit and durable sealing performance. Designed for use in various BMW, Chevrolet, GMC, Isuzu, Porsche, and Volvo models, this seal helps maintain transmission integrity by preventing fluid leaks.

• Constructed from durable S-nitrile material for resistance to heat and wear
• Outside diameter options: 1.859 inches (47.22 mm) for accurate housing bore fitment
• Shaft diameter of 1.181 inches (30.00 mm) ensures proper sealing around the input shaft
• Seal width of 0.276 inches (7.00 mm) for optimal sealing surface
• Compatible with multiple vehicle makes and models including BMW 318i, Porsche 924, 928, 944, 968, Chevrolet Blazer, GMC Jimmy, and Volvo S40, S60, V70, XC90

Detailed Product Description and Specifications

The Timken 223020 manual transmission input shaft seal is manufactured from S-nitrile, a synthetic rubber known for its excellent resistance to petroleum-based fluids, heat, and abrasion. This material choice ensures long-lasting performance in demanding transmission environments. The seal features an outside diameter of approximately 1.859 inches (47.22 mm) and a housing bore dimension of 1.850 inches (47.00 mm), providing a tight and secure fit within the transmission housing. The shaft diameter measures 1.181 inches (30.00 mm), matching the input shaft size for effective sealing. With a width of 0.276 inches (7.00 mm), the seal maintains a proper contact surface to prevent leaks and contamination.

Compatible Vehicles and Applications

This manual transmission input shaft seal is compatible with a range of vehicles, including:

• BMW 318i and 850 series
• Porsche 924, 928, 944, and 968 models
• Chevrolet Blazer, S10, and Sonoma
• GMC Jimmy and Hombre
• Volvo S40, S60, S70, S80, S90, V40, V70, V90, XC70, and XC90
• Isuzu models requiring similar seal specifications

Common Issues Addressed by the Timken 223020 Seal

• Prevents manual transmission fluid leaks around the input shaft
• Reduces contamination ingress that can cause premature transmission wear
• Maintains proper lubrication within the transmission system
• Helps avoid costly transmission repairs due to seal failure
• Ensures consistent transmission performance and longevity

Installation Notes and Tips

• Verify compatibility with your vehicle’s make and model before installation
• Clean the housing bore and input shaft thoroughly to remove debris and old sealant
• Use appropriate tools to press the seal evenly into the housing bore without distortion
• Inspect the input shaft for wear or damage prior to installing the new seal
• Apply a light coating of transmission fluid or compatible lubricant to the seal lip before installation

Quality Assurance and Warranty Information

Timken manufactures the 223020 manual transmission input shaft seal to meet strict quality standards, ensuring reliable sealing performance and durability. The use of S-nitrile material and precise dimensional tolerances supports consistent operation under typical transmission conditions. While specific warranty details may vary, Timken products generally come with a limited warranty against manufacturing defects. Consult product documentation or authorized sources for exact warranty terms.