National SCH-208 Drive Axle Shaft Bearing - Front Outer

Overview of National SCH-208 Drive Axle Shaft Bearing

The National SCH-208 is a precision-engineered drive axle shaft bearing designed for select General Motors vehicles. This needle bearing supports smooth axle rotation and durability in models such as the Chevrolet Silverado 1500 and Cadillac Escalade.

• Needle bearing type (Jh) for high load capacity
• Bore diameter: 1.2500 inches (31.75 mm)
• Outside diameter: 1.6250 inches (41.275 mm)
• Width: 0.5000 inches (12.7 mm)
• Compatible with multiple GM trucks and SUVs

Technical Specifications and Attributes

The SCH-208 drive axle shaft bearing features a bore size of 1.2500 inches (31.75 mm), ensuring a precise fit on the axle shaft. Its outside diameter measures 1.6250 inches (41.275 mm), with a width of 0.5000 inches (12.7 mm), providing the necessary dimensions for proper installation and operation. This needle bearing type (Jh) is designed to handle radial loads efficiently, contributing to the driveline's overall performance and longevity.

Compatible Vehicles and Fitment Details

This National drive axle shaft bearing is compatible with a range of GM vehicles, including Cadillac Escalade, Escalade ESV, and Escalade EXT; Chevrolet Avalanche, Avalanche 1500, Silverado 1500, Silverado 1500 Classic, Suburban 1500, Tahoe; GMC Sierra 1500, Sierra 1500 Classic, Yukon, Yukon XL, Yukon XL 1500; Hummer H2; and GMC K1500, K1500 Suburban, K2500, and K2500 Suburban models. The SCH-208 part number ensures correct fitment for these specific makes and models.

Common Applications and Problem Resolution

• Supports smooth rotation of the drive axle shaft
• Reduces wear and friction in the driveline assembly
• Prevents premature bearing failure in heavy-duty use
• Addresses noise and vibration issues related to worn bearings
• Maintains proper alignment and load distribution on the axle shaft

Installation Notes and Tips

When installing the National SCH-208 bearing, ensure the bore and outside diameter measurements match the axle shaft and housing specifications. Proper lubrication is essential to maximize bearing life and performance. Use appropriate tools to avoid damage during installation, and verify fitment compatibility with the vehicle’s make and model before proceeding.

Quality Assurance and Warranty Information

National bearings are manufactured to meet industry standards for durability and precision. The SCH-208 drive axle shaft bearing undergoes rigorous quality control to ensure reliable performance. Warranty coverage details should be confirmed with the product documentation or supplier to ensure protection against manufacturing defects.