SKF BR930525 Wheel Bearing and Hub Assembly - Rear

Overview of SKF BR930525 Wheel Bearing and Hub Assembly

The SKF BR930525 is a precision-engineered wheel bearing and hub assembly designed for select BMW models. This component ensures reliable wheel rotation and supports vehicle stability, making it essential for maintaining optimal driveline performance.

• Inside Diameter: 1.929 inches for accurate fitment
• Hub Pilot Diameter: 3.622 inches to match OEM specifications
• Overall Diameter: 4.330 inches for proper wheel alignment
• Compatible with multiple BMW models including 528i, 535i, 550i, 640i, 650i, 740i, 750i, 760Li, and ActiveHybrid series
• Part Number: BR930525 for precise identification

Technical Details and Specifications

The SKF BR930525 wheel bearing and hub assembly features an inside diameter of 1.929 inches, which ensures a secure fit on the axle shaft. The hub pilot diameter measures 3.622 inches, aligning with the wheel hub to maintain proper centering and reduce vibration. The overall diameter of 4.330 inches supports the wheel assembly’s structural integrity. These dimensions are critical for maintaining the correct wheel positioning and smooth rotation on BMW vehicles such as the 528i xDrive, 535d xDrive, 640i Gran Coupe, and 750Li xDrive.

Compatible BMW Models and Applications

This wheel bearing and hub assembly is compatible with a range of BMW models, including but not limited to:

• BMW 528i and 528i xDrive
• BMW 535d, 535d xDrive, 535i, 535i GT, and 535i xDrive
• BMW 550i, 550i GT, and 550i xDrive
• BMW 640i, 640i Gran Coupe, and 640i xDrive Gran Coupe
• BMW 650i, 650i Gran Coupe, and 650i xDrive Gran Coupe
• BMW 740i, 740Ld xDrive, 740Li, and 740Li xDrive
• BMW 750i, 750i xDrive, 750Li, and 750Li xDrive
• BMW 760Li and ActiveHybrid 5 and 7 series

Common Issues Addressed by SKF BR930525

• Eliminates wheel bearing noise caused by wear or damage
• Resolves wheel vibration and wobble during driving
• Prevents uneven tire wear due to improper hub alignment
• Restores smooth wheel rotation and driveline stability
• Addresses ABS sensor malfunctions related to hub assembly failure

Installation Notes and Tips

Proper installation of the SKF BR930525 wheel bearing and hub assembly is critical for vehicle safety and performance. It is recommended to use a calibrated torque wrench to tighten mounting bolts to manufacturer specifications. Ensure the hub pilot diameter aligns correctly with the wheel hub to avoid vibration issues. Inspect the axle shaft and surrounding components for wear before installation. Professional installation is advised to maintain ABS sensor functionality and driveline integrity.

Quality Assurance and Warranty

SKF manufactures the BR930525 wheel bearing and hub assembly to meet stringent OEM standards. The part undergoes rigorous testing to ensure durability and performance under various driving conditions. While specific warranty details may vary, SKF typically offers coverage against manufacturing defects. Refer to SKF’s official documentation for exact warranty terms.