SKF 308-ZNRJ Manual Transmission Countershaft Bearing - Front or Rear

Overview of SKF 308-ZNRJ Manual Transmission Countershaft Bearing

The SKF 308-ZNRJ is a precision-engineered manual transmission countershaft bearing designed for select Chevrolet and GMC models. This bearing supports smooth rotation and reliable performance in transmissions of vehicles like the Chevrolet Blazer and GMC K10 Suburban.

• Inside diameter: 1.574 inches
• Width: 0.905 inches
• Outside diameter: 3.543 inches
• Part number: 308-ZNRJ
• Compatible with Chevrolet and GMC manual transmissions

Detailed Product Description

The SKF 308-ZNRJ manual transmission countershaft bearing features precise dimensions with an inside diameter of 1.574 inches, a width of 0.905 inches, and an outside diameter of 3.543 inches. These measurements ensure a proper fit and optimal function within the transmission assembly. This bearing is engineered to handle the rotational forces and loads experienced by the countershaft in manual transmissions, contributing to the overall durability and smooth operation of the drivetrain.

Compatible with a range of Chevrolet and GMC vehicles, including the Blazer, C10, C10 Suburban, C20 Suburban, Jimmy, K5 Blazer, K10, K10 Suburban, K20 Suburban, and P10, the SKF 308-ZNRJ is designed to meet the specific requirements of these models’ manual transmissions. Using the correct bearing helps maintain transmission integrity and reduces wear on other components.

Common Applications and Problem Resolution

• Replaces worn or damaged countershaft bearings in Chevrolet and GMC manual transmissions
• Addresses issues related to transmission noise caused by bearing wear
• Helps prevent premature transmission failure due to bearing degradation
• Improves smoothness of gear engagement and overall transmission performance
• Supports restoration of proper shaft alignment within the transmission

Installation Notes and Tips

When installing the SKF 308-ZNRJ bearing, ensure the transmission is clean and free of debris. Proper alignment during installation is critical to avoid premature wear. Use appropriate tools to press the bearing into place without causing damage. Verify the bearing dimensions—inside diameter 1.574 inches, width 0.905 inches, and outside diameter 3.543 inches—to confirm compatibility with the transmission countershaft.

Quality Assurance and Warranty

SKF is a recognized manufacturer of automotive bearings known for consistent quality and reliability. The 308-ZNRJ manual transmission countershaft bearing is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, SKF products typically come with manufacturer-backed quality assurance to support long-term use in Chevrolet and GMC manual transmissions.