Front Wheel Hub and Bearing Assembly 513087 Compatible with Buick Cadillac Chevy Oldsmobile Pontiac 1991-1999 Front 5-Lug ABS Replacement Sealed Ball Bearing OEM Fitment

Front sealed wheel hub and bearing assembly 513087
✔️ Single front hub assembly, fits 1991-1999, 5 lug, ABS

This single front wheel hub and bearing assembly (part 513087) replaces worn hubs on FWD Buick, Cadillac, Chevy, Oldsmobile and Pontiac models from 1991 to 1999. It features a sealed ball bearing for quieter operation and reduced vibration, offering OEM-style fit for front hub replacements.

✅ Part No.: 513087; Front position; single unit
✅ Fits: Buick, Cadillac, Chevy, Oldsmobile, Pontiac 1991-1999 (front wheels)
✅ 5 lug bolts with ABS sensor; OEM fitment for direct replacement
✅ Flange Offset: 42.100 mm / 1.657 in
✅ Flange Diameter: 145.500 mm / 5.728 in
✅ Wheel Pilot Diameter: 70.100 mm / 2.760 in; Brake Pilot Diameter: 70.600 mm / 2.780 in
✅ Hub Pilot Diameter: 59.800 mm / 2.354 in; Bolt Circle Diameter: 115.000 mm / 4.528 in
✅ Sealed ball bearing design, protective-coated hub bolts to resist corrosion and minimize noise
✅ Factory inspected to OEM standards, 1-year QA, sold as a single unit for front wheel replacement

💡 What is a wheel hub bearing assembly used for on front-wheel-drive cars? It centers the wheel, supports vehicle weight, and provides a sealed rotating interface for the wheel hub.
- Supports the wheel and vehicle load while enabling low-friction rotation using a sealed ball bearing for long life
- Houses ABS sensor readiness and pilot surfaces for proper fitment and safe braking performance
- Replacing a worn hub assembly stops noise, vibration, and uneven tire wear and restores OEM-style steering feel