Dorman 951-830 Wheel Bearing and Hub Assembly - Rear

Reliable Wheel Bearing and Hub Assembly for GM Vehicles

The Dorman 951-830 wheel bearing and hub assembly is engineered to provide dependable driveline performance for select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed with integrated ABS sensor technology, this assembly ensures precise wheel speed monitoring and smooth operation.

• Includes wheel studs and flange for easy installation
• Equipped with an Anti-Lock Braking System (ABS) sensor
• Flange features a rectangular shape with 4 bolt holes
• Wheel stud size: 12 mm with 5 studs included
• Compatible flange and pilot diameters for accurate fitment

Technical Specifications and Features

This Dorman wheel bearing and hub assembly (part number 951-830) features a flange diameter of 151 mm and a bolt circle diameter of 115 mm, designed to match factory specifications. The flange offset measures 65.1 mm, and the assembly includes a flange with 4 bolt holes, each 12 mm in diameter. The hub pilot diameter is 71.8 mm, while the wheel pilot diameter is 70.1 mm, ensuring proper alignment and fit. The assembly comes with 5 wheel studs sized at 12 mm, facilitating secure wheel mounting. The included ABS sensor supports anti-lock braking functionality, critical for vehicle safety systems on models like the Buick LeSabre and Cadillac DeVille.

Compatible Vehicles and Applications

This wheel bearing and hub assembly is compatible with a range of General Motors vehicles, including Buick Allante, LeSabre, and Park Avenue; Cadillac DeVille, Eldorado, Seville, and Toronado; Chevrolet Malibu; Oldsmobile Cutlass and Aurora; Pontiac Grand Am, Bonneville, and Riviera; and the Reatta model. The Dorman 951-830 is designed to meet the specific fitment requirements of these vehicles, ensuring proper installation and performance.

Common Issues Addressed by This Assembly

• Eliminates wheel bearing noise and vibration
• Restores proper wheel alignment and rotation
• Resolves ABS sensor faults and warning lights
• Prevents premature wear of related driveline components
• Improves braking system responsiveness and safety

Installation Notes and Tips

Installation of the Dorman 951-830 wheel bearing and hub assembly requires proper torque specifications for flange bolts and wheel studs. Note that flange bolts are not included and must be sourced separately. Ensure the ABS sensor connector is properly engaged to maintain anti-lock braking functionality. It is recommended to inspect related suspension and braking components during installation for optimal performance.

Quality Assurance and Warranty

Dorman wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards. The 951-830 part is backed by Dorman's quality assurance processes, providing reliable performance for the specified GM vehicles. Warranty coverage details can be obtained from Dorman documentation or authorized distributors.