InMotion WA513013 Wheel Bearing and Hub Assembly - Front or Rear

Wheel Bearing and Hub Assembly for OE-Style Replacement

The InMotion WA513013 wheel bearing and hub assembly is built for direct replacement service on select Chevrolet, GMC, Buick, Cadillac, and Oldsmobile applications. Engineered from OE data and measurements, this hub assembly is designed for accurate fitment, stable wheel mounting, and dependable bearing performance.

Compatible with rear Chevrolet Corvette applications and front Chevrolet S10, Chevrolet S10 Blazer, GMC Jimmy, GMC S15 Jimmy, GMC S15, Buick Riviera, Cadillac Eldorado, Cadillac Seville, and Oldsmobile Toronado models across the listed years, the WA513013 supports common driveline and axle repair needs. The modified triangle flange, 5 wheel studs, and 27-spline design help match the original hub configuration.

Key Features

• Part number: WA513013
• Wheel bearing and hub assembly for direct replacement use
• OE-data-based design for fitment, performance, and service life
• 27 spline quantity
• 5 wheel studs with 3 flange bolt holes
• Flange shape: modified triangle
• Wheel pilot diameter: 70.1
• Brake pilot diameter: 70.6
• Hub pilot diameter: 80.7
• Flange offset: 47.2
• Flange diameter: 144.5
• Bolt circle diameter: 120.0 / 4.75
• ABS sensor not included

Detailed Description

InMotion WA513013 is manufactured with strict quality-control criteria and high-precision production methods to match the designated applications. This wheel hub assembly is intended as a direct replacement for the original part on 1984-1996 Chevrolet Corvette rear, 1983-1993 Chevrolet S10 front, 1983-1991 Chevrolet S10 Blazer front, 1990-1991 GMC Jimmy front, 1983-1991 GMC S15 Jimmy front, 1983-1990 GMC S15 front, 1979-1985 Buick Riviera front, 1979-1985 Cadillac Eldorado front, 1980-1985 Cadillac Seville front, and 1979-1985 Oldsmobile Toronado front applications. The WA513013 uses OE measurements to support proper wheel mounting and hub alignment.

This part cross-references common OE-style hub assembly applications for the same fitment family.

Common Repair Uses

• Wheel bearing noise or rough rotation
• Excessive hub play or looseness
• Uneven wheel mounting or vibration concerns
• Hub wear from age, mileage, or corrosion
• Replacement during front or rear suspension service

Installation Notes and Tips

Verify spline count, flange dimensions, bolt circle, and position before installation. Confirm whether the vehicle uses a front or rear hub application, and compare the original ABS setup since this assembly does not include an ABS sensor. Professional installation and final torque checks are recommended to ensure proper seating and wheel retention.

Quality Assurance

InMotion manufactures this hub assembly under strict quality-control standards using OE data and measurements for consistent fit and service performance. Part number WA513013 is built for direct replacement use on the listed Chevrolet, GMC, Buick, Cadillac, and Oldsmobile applications.