Moog 515145 Wheel Bearing and Hub Assembly - Front

Moog 515145 Wheel Bearing and Hub Assembly Overview

The Moog 515145 wheel bearing and hub assembly is engineered for reliable performance on heavy-duty Chevrolet and GMC trucks. Designed specifically for models like the Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD, this assembly ensures precise fitment and durability.

• 36 spline quantity for secure axle engagement
• 8 wheel studs for enhanced wheel mounting stability
• 4 flange bolt holes with trapezoid flange shape
• Wheel pilot diameter of 124.0 mm and brake pilot diameter of 126.9 mm
• Hub pilot diameter of 114.0 mm for accurate hub alignment
• Flange diameter of 218.9 mm with a flange offset of 73.9 mm
• Bolt circle diameter of 180.0 mm (7.087 inches)
• Includes anti-lock brake sensor for ABS compatibility

Detailed Product Description

The Moog 515145 wheel bearing and hub assembly is designed to meet the demanding requirements of heavy-duty trucks such as the Chevrolet Sierra 2500 HD and GMC Sierra 3500 HD. Featuring a 36 spline axle interface, this assembly provides a secure connection to the drivetrain. The trapezoid flange shape with 4 bolt holes and 8 wheel studs ensures a stable and precise wheel mounting surface. The wheel pilot diameter of 124 mm and brake pilot diameter of 126.9 mm help maintain proper alignment of the wheel and brake components, reducing vibration and wear. Additionally, the included anti-lock brake sensor supports the vehicle’s ABS system, maintaining safety and control under various driving conditions.

Compatible Vehicles and Applications

• Chevrolet Sierra 2500 HD
• Chevrolet Sierra 3500 HD
• GMC Sierra 2500 HD
• GMC Sierra 3500 HD
• Chevrolet Silverado 2500 HD
• Chevrolet Silverado 3500 HD

Common Issues Addressed by This Assembly

• Wheel bearing noise or roughness during driving
• Excessive wheel play or looseness
• ABS sensor failure or warning lights
• Uneven tire wear due to hub misalignment
• Vibration or wobbling at higher speeds

Installation Notes and Tips

Proper installation of the Moog 515145 wheel bearing and hub assembly is critical for optimal performance. Ensure the hub pilot diameter of 114 mm aligns correctly with the axle flange. Torque the 4 flange bolts and 8 wheel studs to manufacturer specifications to avoid premature wear. Verify the anti-lock brake sensor is connected and functioning to maintain ABS system integrity. It is recommended to inspect related components such as axle shafts and brake rotors during installation.

Quality Assurance and Warranty

Moog wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards for durability and fitment. The 515145 part number undergoes rigorous testing to ensure reliable operation under heavy-duty conditions. Moog typically offers a limited warranty covering defects in materials and workmanship, providing confidence in the product’s longevity and performance.