Dorman 930-620 Wheel Bearing and Hub Assembly - Front

Reliable Wheel Bearing and Hub Assembly for Ford Explorer and Mercury Mountaineer

The Dorman 930-620 wheel bearing and hub assembly is engineered to provide precise fitment and dependable performance for Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer models. Designed with integrated ABS sensor technology, this assembly supports safe and efficient braking systems.

• Compatible with Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer
• Includes 5 wheel studs sized 0.5 inches for secure wheel mounting
• Equipped with a 27-spline hub for accurate drivetrain engagement
• Features a triangular flange shape with 3 bolt holes (0.4 inch diameter)
• Integrated ABS sensor with one male connector and two terminals
• Wheel pilot diameter of 2.77 inches and brake pilot diameter of 3.35 inches
• Hub pilot diameter measures 3.21 inches for precise alignment
• Flange offset of 19 mm and bolt circle diameter of 4.27 inches
• Wheel studs included for convenient installation

Detailed Product Description

The Dorman 930-620 wheel bearing and hub assembly is designed specifically for select Ford and Mercury vehicles, including the Explorer, Explorer Sport Trac, and Mountaineer. This assembly features a 27-spline hub that ensures proper drivetrain connection and torque transfer. The triangular flange with three bolt holes provides a secure mounting surface, while the included five 0.5-inch wheel studs facilitate reliable wheel attachment. The integrated ABS sensor supports the vehicle's anti-lock braking system, enhancing safety by providing accurate wheel speed data. The sensor includes a male connector with two terminals, compatible with factory wiring harnesses. Precise pilot diameters for the wheel (2.77 inches), brake (3.35 inches), and hub (3.21 inches) ensure proper fit and alignment, reducing vibration and premature wear. The flange offset of 19 mm and bolt circle diameter of 4.27 inches match OEM specifications for these vehicle models.

Common Applications and Problem Resolution

• Eliminates wheel bearing noise and roughness
• Resolves ABS warning light issues related to faulty sensors
• Corrects wheel play and improves steering stability
• Addresses uneven tire wear caused by hub misalignment
• Restores proper wheel mounting and torque transfer

Installation Notes and Tips

Installation of the Dorman 930-620 wheel bearing and hub assembly requires removal of the existing hub and bearing components. Ensure the mating surfaces are clean and free of debris before installation. Torque the flange bolts to manufacturer specifications (note: flange bolts are not included). Verify ABS sensor connector is securely attached to prevent signal loss. Use appropriate tools to press the hub assembly into place without damaging the bearing. After installation, check wheel alignment and perform a test drive to confirm proper operation.

Quality Assurance and Warranty

Dorman wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards for fit, form, and function. The 930-620 part undergoes rigorous quality control to ensure durability and reliable performance. This product includes a limited warranty covering defects in materials and workmanship under normal use conditions. Refer to Dorman's warranty policy for specific terms and coverage details.