Dorman 951-879 Wheel Bearing and Hub Assembly - Rear

Reliable Wheel Bearing and Hub Assembly for Jeep Commander and Grand Cherokee

The Dorman 951-879 wheel bearing and hub assembly is engineered to provide precise fitment and dependable performance for Jeep Commander and Grand Cherokee models. Designed with integrated features to support anti-lock braking systems, this assembly ensures smooth wheel rotation and vehicle stability.

• 29 spline quantity for secure axle engagement
• Includes flange with a square shape and 4 bolt holes
• 5 wheel studs included, each sized at 0.5 inches
• Wheel pilot diameter of 71.4 mm and brake pilot diameter of 71.9 mm
• Hub pilot diameter measures 85 mm for accurate alignment
• Flange diameter of 165 mm with a 63.5 mm flange offset
• Equipped with a tone ring for Anti-Lock Braking System (ABS) compatibility
• Flange bolt hole diameter of 119.3 mm and bolt circle diameter of 127 mm

Detailed Product Description

This Dorman wheel bearing and hub assembly (part number 951-879) is specifically designed for Jeep Commander and Grand Cherokee vehicles, ensuring a precise fit and reliable operation. The assembly features a 29-spline axle interface that provides a secure connection to the drivetrain. The included flange has a square shape with four bolt holes, facilitating proper mounting and stability. Five wheel studs, each 0.5 inches in size, are included to accommodate standard lug nuts and ensure wheel security.

The wheel pilot diameter of 71.4 mm and brake pilot diameter of 71.9 mm help center the wheel and brake components accurately, reducing vibration and wear. The hub pilot diameter of 85 mm further enhances alignment precision. The flange diameter of 165 mm combined with a 63.5 mm flange offset supports proper wheel positioning relative to the suspension and brake system.

Designed with an integrated tone ring, this assembly supports the vehicle's Anti-Lock Braking System (ABS), contributing to safer braking performance. Note that the ABS sensor is not included with this part. The flange bolt hole diameter of 119.3 mm and bolt circle diameter of 127 mm are engineered to match factory specifications for secure installation.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearings causing noise or rough rotation
• Fixes wheel hub looseness or play affecting vehicle handling
• Restores proper ABS tone ring function for accurate braking system feedback
• Addresses wheel stud damage or corrosion impacting wheel security
• Corrects misalignment issues related to pilot diameters and flange offset

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the wheel hub assembly matches the vehicle’s specifications, including spline count and flange dimensions. Clean the mounting surface thoroughly to prevent contamination and ensure proper seating. Torque all bolts and wheel studs to manufacturer specifications to maintain safety and performance. Since the ABS sensor is not included, inspect the existing sensor and wiring for damage during installation.

Quality Assurance and Warranty

Dorman wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards for fit, form, and function. This part undergoes rigorous quality control to ensure durability and reliable performance on Jeep Commander and Grand Cherokee vehicles. Warranty coverage details should be confirmed with the product documentation or supplier.