FAG WH1320 Wheel Bearing and Hub Assembly - Front

Reliable Wheel Bearing and Hub Assembly for Chevrolet and GMC Trucks

The FAG WH1320 wheel bearing and hub assembly is engineered to meet the specific requirements of Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD models. Designed for durability and precise fitment, this assembly ensures optimal wheel performance and safety.

• Compatible with Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD
• Wheel stud quantity: 8 for secure wheel mounting
• Flange diameter: 199.3 mm (7.846 inches) for proper wheel alignment
• Includes ABS tone ring with incremental washer (ICW) for accurate ABS sensor readings
• Hub bolt hole diameter: 140 mm (5.512 inches) for precise hub attachment
• Brake pilot diameter: 117.83 mm (4.639 inches) ensuring correct brake rotor fitment
• Outer diameter wheel centering: 116.63 mm (4.592 inches) for stable wheel centering
• Width of wheel flange to knuckle flange: 57.6 mm (2.268 inches) for proper assembly clearance

Detailed Product Description

The FAG WH1320 wheel bearing and hub assembly is designed to provide a precise fit and reliable performance for heavy-duty trucks like the Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD. This assembly features an 8-stud wheel configuration and a flange diameter of 199.3 mm, which supports secure wheel mounting and alignment. The included ABS tone ring with an incremental washer (ICW) supports the vehicle's anti-lock braking system by providing accurate wheel speed data. The hub bolt hole diameter of 140 mm and brake pilot diameter of 117.83 mm ensure compatibility with OEM components, maintaining the integrity of the braking and driveline systems. Outer diameter wheel centering at 116.63 mm helps maintain wheel stability during operation, while the width between the wheel flange and knuckle flange at 57.6 mm ensures proper clearance and fitment within the suspension assembly.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearings on Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD
• Addresses wheel vibration or noise caused by bearing wear
• Restores proper ABS sensor function with integrated tone ring
• Corrects wheel alignment issues related to hub assembly wear
• Prevents premature brake rotor wear by maintaining correct brake pilot diameter

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the bolt hole diameters and wheel stud quantity match the vehicle specifications. Clean the mounting surfaces thoroughly to prevent contamination and ensure proper seating of the hub assembly. When installing the ABS tone ring, handle carefully to avoid damage that could affect sensor readings. Torque all fasteners to manufacturer specifications to maintain safety and performance.

Quality Assurance and Warranty

FAG wheel bearing and hub assemblies are manufactured to meet strict quality standards, ensuring durability and reliable performance under heavy-duty conditions. The WH1320 part number undergoes rigorous testing to comply with OEM specifications for Chevrolet and GMC trucks. Warranty coverage details should be confirmed with the parts provider or manufacturer documentation.