Moog 515121 Wheel Bearing and Hub Assembly - Front

Moog 515121 Wheel Bearing and Hub Assembly Overview

The Moog 515121 wheel bearing and hub assembly is engineered for reliable performance in Chevrolet and GMC trucks. Designed specifically for the Canyon and Colorado models, this assembly ensures precise fitment and durability for driveline and axle applications.

• 27 spline quantity for secure axle engagement
• 6 wheel studs for stable wheel mounting
• 4 flange bolt holes with a modified flange shape
• Wheel pilot diameter of 99.5 mm and brake pilot diameter of 91.9 mm
• Includes anti-lock brake sensor for ABS compatibility
• Flange diameter of 184 mm with a bolt circle diameter of 139.9 mm (5.512 inches)
• Flange offset of 67.3 mm and hub pilot diameter of 85 mm

Technical Details and Specifications

This Moog wheel bearing and hub assembly (part number 515121) is designed to meet the exact specifications required by Chevrolet and GMC for their Canyon and Colorado models. The 27 spline quantity ensures proper axle shaft engagement, while the 6 wheel studs provide a secure mounting surface for the wheel. The modified flange shape and 4 bolt holes allow for precise installation and alignment. The included anti-lock brake sensor integrates seamlessly with the vehicle’s ABS system, maintaining safety and performance standards. The flange diameter of 184 mm and bolt circle diameter of 139.9 mm (5.512 inches) are engineered to match OEM dimensions, ensuring compatibility and ease of replacement.

Compatible Vehicles and Applications

This wheel bearing and hub assembly is compatible with the following vehicles:

• Chevrolet Canyon
• GMC Canyon
• Chevrolet Colorado
• GMC Colorado

It is designed for use in driveline and axle systems where reliable wheel hub performance is critical.

Common Issues Addressed by This Assembly

• Wheel bearing noise or roughness during driving
• Excessive wheel play or looseness
• ABS sensor malfunction or warning lights
• Vibration or wobbling of the wheel
• Difficulty maintaining proper wheel alignment

Installation Notes and Tips

When installing the Moog 515121 wheel bearing and hub assembly, ensure the following:

• Verify compatibility with the vehicle make and model before installation
• Use proper torque specifications for flange bolts and wheel studs
• Inspect the axle shaft splines for wear or damage prior to assembly
• Confirm ABS sensor connection is secure and functioning
• Follow manufacturer guidelines for wheel pilot and brake pilot alignment

Quality Assurance and Warranty

Moog manufactures this wheel bearing and hub assembly to meet or exceed OEM standards. The part undergoes rigorous testing to ensure durability and performance under normal operating conditions. While specific warranty details may vary, Moog typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or Moog directly for exact warranty terms related to part number 515121.