SKF BR930631 Wheel Bearing and Hub Assembly - Rear

Overview of SKF BR930631 Wheel Bearing and Hub Assembly

The SKF BR930631 is a precision-engineered wheel bearing and hub assembly designed for select Buick, Chevrolet, Pontiac, and Saturn models. This component ensures reliable wheel rotation and supports vehicle stability, specifically compatible with the Montana, Relay, Terraza, and Uplander models.

• Wheel pilot diameter: 2.759 inches
• Brake pilot diameter: 2.780 inches
• Hub pilot diameter: 2.825 inches
• Flange shape: Rectangular
• Flange offset: 2.549 inches
• Flange diameter: 5.925 inches
• Overall dimension: 4.527 inches

Detailed Specifications and Design Features

The SKF BR930631 wheel bearing and hub assembly features precise pilot diameters for the wheel, brake, and hub, ensuring accurate alignment and fitment on compatible vehicles. The rectangular flange shape with a 2.549-inch offset and 5.925-inch diameter provides a secure mounting surface, contributing to consistent wheel positioning and load distribution. These dimensions are critical for maintaining proper wheel balance and minimizing vibration during operation. The assembly’s overall size of 4.527 inches supports compatibility with the specified driveline and axle configurations of Buick Montana, Chevrolet Relay, Pontiac Terraza, and Saturn Uplander models.

Compatible Vehicles and Applications

This wheel bearing and hub assembly is compatible with the following makes and models:

• Buick Montana
• Chevrolet Relay
• Pontiac Terraza
• Saturn Uplander

It is designed to replace worn or damaged wheel bearing and hub assemblies in these vehicles, restoring proper wheel function and safety.

Common Issues Addressed by SKF BR930631

• Eliminates wheel noise caused by worn bearings
• Resolves wheel vibration and wobble issues
• Prevents uneven tire wear due to hub misalignment
• Restores proper brake rotor alignment with brake pilot diameter
• Improves overall vehicle handling and stability

Installation Notes and Tips

When installing the SKF BR930631, ensure the hub pilot diameter and flange dimensions match the vehicle specifications to avoid fitment issues. Use proper torque settings on mounting bolts to maintain flange offset integrity. It is recommended to inspect related components such as wheel studs and brake rotors during installation. Professional installation is advised to guarantee correct assembly and optimal performance.

Quality Assurance and Warranty

SKF manufactures the BR930631 wheel bearing and hub assembly to meet stringent quality standards. Each unit undergoes rigorous testing to ensure durability and performance under typical driving conditions. While specific warranty details should be confirmed at the point of purchase, SKF products generally include coverage against manufacturing defects to provide confidence in long-term reliability.