SKF BR3490 Differential Pinion Bearing - Front Inner, Rear or Rear Inner

Overview of SKF Differential Pinion Bearing BR3490

The SKF BR3490 differential pinion bearing is engineered for reliable performance in Hummer H1 driveline systems. Designed with precise dimensions, this bearing supports smooth differential operation and durability under demanding conditions.

• Inside diameter: 1.500 inches
• Width: 1.156 inches
• Part number: BR3490
• Compatible with Hummer H1 models
• Category: Driveline and Axles > Bearings

Technical Specifications and Design Details

This differential pinion bearing features an inside diameter of 1.500 inches and a width of 1.156 inches, ensuring a proper fit within the Hummer H1 differential assembly. Manufactured by SKF, a recognized name in automotive bearings, the BR3490 is designed to maintain optimal alignment and reduce friction between the pinion gear and differential housing. Its dimensions are critical for maintaining the correct preload and smooth rotation of the pinion gear, which directly impacts driveline efficiency and longevity.

Application and Problem Solving

The SKF BR3490 differential pinion bearing is specifically compatible with Hummer H1 vehicles. It is intended for use in the differential assembly to support the pinion gear shaft. This bearing helps address several common issues:

• Excessive differential noise due to worn bearings
• Vibration or roughness in the driveline
• Premature wear of differential gears
• Loss of proper pinion gear alignment
• Reduced drivetrain efficiency and performance

Installation Notes and Tips

When installing the SKF BR3490 bearing, ensure the differential housing and pinion shaft are clean and free of debris. Proper bearing preload and torque specifications should be followed according to the Hummer H1 service manual. It is recommended to use appropriate tools for bearing installation to avoid damage. Checking for correct bearing seating and smooth rotation after installation will help ensure optimal performance.

Quality Assurance and Warranty

SKF bearings are manufactured to meet stringent quality standards, providing reliable performance in automotive applications. The BR3490 differential pinion bearing undergoes rigorous testing to ensure durability and dimensional accuracy. While specific warranty details may vary, SKF typically offers coverage against manufacturing defects, supporting confidence in the product's quality for Hummer H1 driveline repairs.