SKF BR930509 Wheel Bearing and Hub Assembly - Rear

Overview of SKF BR930509 Wheel Bearing and Hub Assembly

The SKF BR930509 is a precision-engineered wheel bearing and hub assembly designed specifically for Saturn Astra models. This component ensures reliable wheel rotation and supports vehicle stability by maintaining proper alignment and load distribution.

• Wheel pilot diameter: 2.558 inches
• Brake pilot diameter: 2.577 inches
• Hub pilot diameter: 2.354 inches
• Flange shape: Rectangular
• Flange offset: 3.070 inches
• Flange diameter: 5.511 inches
• Overall dimension: 4.330 inches

Detailed Specifications and Features

The SKF BR930509 wheel bearing and hub assembly features a rectangular flange shape that provides a secure mounting surface for the wheel hub. The flange offset of 3.070 inches and flange diameter of 5.511 inches are engineered to match the Saturn Astra’s hub assembly requirements precisely. The wheel pilot diameter of 2.558 inches and brake pilot diameter of 2.577 inches ensure proper alignment with the brake components, reducing vibration and wear. Additionally, the hub pilot diameter of 2.354 inches supports the hub’s concentricity, contributing to smooth wheel rotation and improved handling.

Compatible Vehicles and Applications

This SKF wheel bearing and hub assembly, part number BR930509, is compatible with Saturn Astra vehicles. It is designed to replace worn or damaged wheel bearings and hubs, restoring proper wheel function and safety.

• 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
• Improves overall vehicle handling and stability

Installation Notes and Tips

When installing the SKF BR930509 on a Saturn Astra, ensure the hub pilot diameter and flange dimensions match the vehicle specifications to avoid fitment issues. Use proper torque settings on the flange bolts to maintain secure mounting. It is recommended to inspect the axle shaft and surrounding components for wear or damage during installation. Clean all mating surfaces thoroughly to ensure a proper seal and fit.

Quality Assurance and Warranty

SKF manufactures the BR930509 wheel bearing and hub assembly to meet strict quality standards, ensuring durability and reliable performance. While specific warranty details may vary, SKF products typically come with a limited warranty covering defects in materials and workmanship. Always verify warranty terms with the supplier or manufacturer documentation.