Dorman 930-633 Wheel Bearing and Hub Assembly - Front

Reliable Wheel Bearing and Hub Assembly for GM Trucks and SUVs

The Dorman 930-633 wheel bearing and hub assembly is engineered for precise fitment on select Cadillac, Chevrolet, and GMC models. Designed to maintain optimal wheel alignment and support, this assembly includes all necessary components for a secure installation.

Key Features of the Dorman 930-633 Hub Assembly

• Includes flange with a triangular shape and 3 bolt holes for secure mounting
• Equipped with 6 wheel studs sized 14 mm, all included for convenience
• Flange bolt hole diameter measures 12.3 mm with a bolt circle diameter of 140 mm
• Wheel pilot diameter of 77.8 mm and brake pilot diameter of 78.4 mm ensure proper alignment
• Anti-lock braking system (ABS) sensor integrated with one male connector and two male terminals
• Flange offset of 50 mm and flange diameter of 179 mm for precise fitment
• Hub pilot diameter of 78.3 mm for accurate hub positioning

Detailed Description of the Dorman 930-633 Wheel Bearing and Hub Assembly

This wheel bearing and hub assembly from Dorman is designed specifically for compatibility with Cadillac Escalade, Escalade ESV, Chevrolet Avalanche, Cheyenne, Silverado 1500, Suburban 1500, Tahoe, and GMC Sierra, Sierra 1500, Yukon, and Yukon XL 1500 models. The assembly includes a flange with a triangular shape and three bolt holes, providing a stable and secure connection to the vehicle’s driveline. The inclusion of six 14 mm wheel studs and flange bolts simplifies installation and ensures a complete replacement solution.

Equipped with an ABS sensor and connector, this assembly supports the vehicle’s anti-lock braking system, maintaining safety and performance. The precise pilot diameters for the wheel, brake, and hub ensure proper alignment and reduce the risk of premature wear or vibration. The flange offset and diameter are engineered to match factory specifications, contributing to consistent handling and ride quality.

Common Applications and Issues Addressed

• Replacement for worn or damaged wheel bearings causing noise or rough rotation
• Fixes wheel hub assemblies with loose or broken wheel studs
• Restores ABS sensor functionality to prevent warning lights and braking issues
• Corrects wheel alignment problems related to hub pilot diameter wear
• Eliminates vibration or wobbling caused by flange or bolt hole damage

Installation Notes and Tips

• Verify vehicle compatibility with Cadillac, Chevrolet, and GMC models listed before installation
• Ensure all flange bolts and wheel studs are torqued to manufacturer specifications
• Handle the ABS sensor connector carefully to avoid damage during installation
• Inspect mating surfaces for cleanliness and damage prior to assembly
• Use appropriate tools to avoid damaging the flange or pilot diameters

Quality Assurance and Warranty Information

Dorman wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards for fit, form, and function. The 930-633 part number undergoes rigorous quality control to ensure durability and reliable performance. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in your replacement part.