Timken HB88508A Drive Shaft Center Support Bearing - Rear

Overview of Timken Drive Shaft Center Support Bearing HB88508A

The Timken HB88508A Drive Shaft Center Support Bearing is engineered for reliable driveline performance in select Chevrolet, Ford, and GMC vehicles. Designed to maintain proper alignment and reduce vibration, this bearing supports the drive shaft in various truck and SUV models.

• Bearing inside diameter options: 1.575 inches (40.00 mm)
• Bearing outside diameter options: 4.909 inches (124.68 mm)
• Bore centerline height: 2.250 inches (57.15 mm)
• Width: 1.968 inches (49.99 mm)
• Compatible with multiple Chevrolet, Ford, and GMC trucks and SUVs

Technical Specifications and Compatibility

The HB88508A center support bearing features precise dimensions critical for driveline stability. With a bearing inside diameter of 1.575 inches (40.00 mm) and an outside diameter of 4.909 inches (124.68 mm), it fits securely around the drive shaft. The bore centerline height of 2.250 inches (57.15 mm) ensures proper alignment within the vehicle’s chassis. The bearing width of 1.968 inches (49.99 mm) provides adequate surface area for load distribution and durability.

This part is compatible with a wide range of Chevrolet models including Blazer, C10, C20, C30, Silverado 2500, Tahoe, Yukon, and various Suburban trims. It also fits Ford trucks such as F-100, F-150, F-250, F-350, and Econoline series, as well as GMC models like Sierra 2500, Sierra 2500 HD, and Savana 3500. The Timken HB88508A is designed to meet the specific requirements of these vehicles’ driveline systems.

Applications and Problem Resolution

This drive shaft center support bearing is used to stabilize the drive shaft assembly, reducing vibrations and preventing misalignment that can lead to premature wear. It addresses several common driveline issues:

• Excessive drive shaft vibration during acceleration or cruising
• Noise or clunking sounds from the driveline area
• Wear or damage to the drive shaft support components
• Misalignment causing uneven driveline stress
• Reduced driveline performance and potential failure

Installation Notes and Tips

Proper installation of the Timken HB88508A bearing requires careful alignment to ensure the drive shaft operates smoothly. It is recommended to inspect the drive shaft and surrounding components for wear or damage before installation. Use appropriate tools to press the bearing into place without damaging the rubber isolator or bearing surfaces. Verify that the bore centerline height matches the vehicle’s specifications to maintain driveline geometry.

Quality Assurance and Warranty

Timken manufactures the HB88508A center support bearing to meet stringent quality standards for durability and performance. The bearing is constructed with high-grade materials to withstand the stresses of heavy-duty use in trucks and SUVs. While specific warranty details may vary, Timken products typically include coverage against manufacturing defects to ensure reliability in service.