SKF BR930831 Wheel Bearing and Hub Assembly - Rear

Overview of SKF BR930831 Wheel Bearing and Hub Assembly

The SKF BR930831 is a precision-engineered wheel bearing and hub assembly designed specifically for Toyota Sienna models. This component ensures reliable wheel rotation and supports the vehicle's weight while maintaining proper alignment and stability.

• Inside Diameter: 1.552 inches
• Wheel Pilot Diameter: 2.362 inches
• Brake Pilot Diameter: 2.441 inches
• Hub Pilot Diameter: 3.307 inches
• Flange Shape: Modified rectangular (Mod-rectan)
• Flange Offset: 2.835 inches
• Flange Diameter: 5.984 inches
• Overall Diameter: 4.500 inches

Detailed Product Description

The SKF BR930831 wheel bearing and hub assembly is engineered to meet the exact specifications required for Toyota Sienna vehicles. The assembly features a 1.552-inch inside diameter, which accommodates the axle shaft securely, while the wheel pilot diameter of 2.362 inches ensures precise wheel centering. The brake pilot diameter of 2.441 inches supports proper brake rotor alignment, contributing to consistent braking performance. The hub pilot diameter of 3.307 inches provides a stable mounting surface for the hub, enhancing overall wheel stability.

The flange shape is a modified rectangular design (Mod-rectan), which offers a secure fit and optimal load distribution. With a flange offset of 2.835 inches and a flange diameter of 5.984 inches, this assembly is designed to maintain proper wheel positioning and alignment under various driving conditions. The overall diameter of 4.500 inches ensures compatibility with the Toyota Sienna’s hub assembly requirements.

Compatible Vehicles and Applications

This SKF wheel bearing and hub assembly, part number BR930831, is compatible with Toyota Sienna models. It is designed to replace worn or damaged wheel bearings and hubs, restoring smooth wheel rotation and vehicle stability.

• Eliminates wheel noise caused by worn bearings
• Resolves wheel vibration and wobble issues
• Corrects uneven tire wear related to hub misalignment
• Improves braking performance by maintaining rotor alignment
• Prevents premature bearing failure due to contamination or wear

Installation Notes and Tips

When installing the SKF BR930831 on a Toyota Sienna, ensure the hub and spindle surfaces are clean and free of debris. Proper torque specifications should be followed to avoid premature bearing damage. It is recommended to inspect the axle shaft and brake components during installation to confirm compatibility and condition. Use appropriate tools to press the bearing assembly into place without applying excessive force.

Quality Assurance and Warranty

SKF manufactures the BR930831 wheel bearing and hub assembly to meet stringent quality standards. Each unit undergoes rigorous testing to ensure durability and performance under normal operating conditions. SKF provides a limited warranty covering defects in materials and workmanship, offering confidence in the product’s reliability for Toyota Sienna owners.