Timken 28580 Manual Transmission Input Shaft Bearing

Reliable Manual Transmission Input Shaft Bearing for Buick and Ford

The Timken 28580 manual transmission input shaft bearing is engineered to provide precise fit and durability for select Buick and Ford vehicles. Designed to meet OEM specifications, this bearing supports smooth transmission operation in models like the Ford Bronco and Buick LeSabre.

• Inside diameter options: 2.000 inches (50.80 mm)
• Cone radius measurements: 0.138 inches and 3.50 inches
• Cone width dimensions: 1.000 inch (25.40 mm)
• Compatible with manual transmissions requiring input shaft bearings
• Part number 28580 ensures exact replacement fit

Technical Specifications and Design Details

The Timken 28580 bearing features a precise inside diameter of 2.000 inches (50.80 mm), ensuring a secure fit on the input shaft. The dual cone radius measurements of 0.138 inches and 3.50 inches accommodate the bearing’s tapered surfaces, while the cone width of 1.000 inch (25.40 mm) provides the necessary axial support. These dimensions are critical for maintaining proper alignment and reducing friction within the manual transmission assembly.

Compatible Vehicles and Applications

This manual transmission input shaft bearing is compatible with a range of Buick and Ford models, including:

• Ford Bronco
• Ford E-150 Econoline and E-150 Econoline Club Wagon
• Ford E-350 Econoline
• Ford F-150, F-250, F-350, and F-350 Super Duty
• Buick LeSabre
• Buick Roadmaster

Part number 28580 is designed specifically for these vehicles’ manual transmissions, ensuring reliable performance and fitment.

Common Issues Addressed by This Bearing

• Eliminates input shaft play and vibration
• Reduces transmission noise caused by worn bearings
• Prevents premature wear of transmission components
• Supports smooth gear engagement and shifting
• Maintains proper shaft alignment under load

Installation Notes and Tips

When installing the Timken 28580 input shaft bearing, ensure the transmission input shaft and housing are clean and free of debris. Use appropriate tools to press the bearing into place without damaging the cone surfaces. Verify the bearing’s orientation matches OEM specifications to maintain correct fit and function. Lubricate the bearing as recommended by the vehicle manufacturer before assembly.

Quality Assurance and Warranty Information

Timken bearings are manufactured to meet stringent quality standards, providing consistent performance and durability. The 28580 manual transmission input shaft bearing undergoes rigorous testing to ensure dimensional accuracy and material integrity. While specific warranty terms may vary, Timken typically offers coverage against manufacturing defects to support long-term reliability in automotive applications.