Timken 512153 Wheel Bearing and Hub Assembly - Rear

Timken Wheel Bearing and Hub Assembly Overview

The Timken 512153 wheel bearing and hub assembly is engineered for reliable driveline performance in select Cadillac and Chevrolet vehicles. Designed specifically for the Corvette and XLR models, this assembly ensures precise fitment and durability for driven wheel applications.

• 30 spline quantity for secure axle engagement
• 3 flange bolt holes with a 120.65 mm (4.750 inch) bolt circle diameter
• 5 wheel studs for stable wheel mounting
• Wheel pilot diameter of 70.10 mm (2.760 inches) and brake pilot diameter of 70.60 mm (2.780 inches)
• Hub pilot diameter of 91.42 mm (3.599 inches) for accurate hub alignment
• Flange diameter measuring 145.50 mm (5.728 inches) with a flange offset of 42.06 mm (1.656 inches)
• Designed for driven axle applications

Technical Details and Specifications

The Timken 512153 wheel bearing and hub assembly is built to meet the exacting standards required for Cadillac Corvette and Chevrolet XLR driveline systems. The 30-spline axle interface ensures a secure connection to the drivetrain, while the 5-wheel stud configuration supports proper wheel mounting and load distribution. The flange bolt hole count and bolt circle diameter are engineered to match factory specifications, providing a direct replacement without modification.

Precise pilot diameters for the wheel (70.10 mm) and brake components (70.60 mm) help maintain proper alignment and reduce vibration. The hub pilot diameter of 91.42 mm ensures the hub seats correctly on the axle, contributing to overall driveline stability. The flange offset and diameter are designed to maintain correct wheel positioning relative to the suspension and brake system.

Compatible Vehicles and Applications

• Cadillac Corvette models requiring a 30-spline driven wheel bearing and hub assembly
• Chevrolet XLR models with matching hub and flange specifications
• Replacement for worn or damaged wheel bearing and hub assemblies in these vehicles
• Suitable for driven axle applications where precise fitment is critical

Installation Notes and Tips

• Verify spline count and bolt pattern before installation to ensure compatibility
• Use proper torque specifications for flange bolts and wheel studs to avoid damage
• Inspect related components such as axle shafts and brake rotors during installation
• Clean mounting surfaces to ensure proper seating and prevent premature wear
• Professional installation is recommended for accurate alignment and safety

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet industry standards for durability and performance. The 512153 part number undergoes rigorous quality control to ensure consistent fit and function. While specific warranty details may vary, Timken products typically include coverage against defects in materials and workmanship. Consult Timken or authorized distributors for exact warranty terms related to this assembly.