BCA WE60701 Wheel Bearing and Hub Assembly - Front

Reliable Wheel Bearing and Hub Assembly for GM Vehicles

The BCA WE60701 wheel bearing and hub assembly is engineered for precise fitment on select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed to meet OEM specifications, this driven hub assembly ensures proper wheel alignment and smooth rotation for vehicles like the Chevrolet Cavalier and Pontiac Sunfire.

• 33 spline quantity for secure axle engagement
• 5 wheel studs with M12x1.5 size for reliable wheel mounting
• Modified triangle flange shape with 3 flange bolt holes
• Wheel pilot diameter of 2.244 inches (57.0 mm) and brake pilot diameter of 2.296 inches (58.3 mm)
• Flange offset of 1.749 inches (44.4 mm) for accurate positioning
• Bolt circle diameter of 100.0 mm (3.937 inches) and knuckle bolt circle diameter of 98.0 mm (3.858 inches)
• Designed for driven axle applications without ABS sensor integration

Technical Details and Specifications

This BCA wheel bearing and hub assembly (part number WE60701) is built to fit a range of GM vehicles including Buick Achieva, Cadillac Calais, Chevrolet Cavalier, Oldsmobile Cutlass Calais, and Pontiac Grand Am among others. The assembly features a 33-spline driven hub that ensures a secure connection to the axle shaft. The 5-wheel stud configuration with M12x1.5 thread size supports standard lug nuts for wheel attachment. The modified triangle flange with 3 bolt holes and a flange offset of 1.749 inches provides proper alignment and mounting to the knuckle. The wheel pilot and brake pilot diameters are designed to maintain concentricity between the wheel and brake components, reducing vibration and wear.

Compatible Vehicles and Applications

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

• Buick Achieva
• Cadillac Calais
• Chevrolet Cavalier, Corsica, Sunfire
• Oldsmobile Cutlass Calais, Firenza
• Pontiac Grand Am, J2000 Sunbird, Skyhawk, Skylark, Sunbird

Common Issues Addressed by This Hub Assembly

• Eliminates wheel bearing noise and roughness
• Resolves wheel wobble and vibration during driving
• Corrects uneven tire wear caused by faulty hub alignment
• Restores proper wheel mounting and brake rotor alignment
• Prevents premature axle and bearing failure on driven wheels

Installation Notes and Tips

Installation of the BCA WE60701 wheel bearing and hub assembly requires proper torque specifications for flange bolts and wheel studs. Ensure the knuckle bolt circle diameter matches the vehicle’s hub mounting surface. This assembly is designed for non-ABS applications; verify ABS sensor compatibility before installation. Use appropriate tools to avoid damage to the splines and flange. It is recommended to inspect related suspension and braking components during replacement.

Quality Assurance and Warranty

BCA wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards for durability and performance. The WE60701 part undergoes rigorous quality control to ensure precise fit and function. While specific warranty details may vary, BCA typically offers coverage against defects in materials and workmanship. Consult product documentation for exact warranty terms.