Front/Rear Wheel Hub & Bearing Assembly OE 513121 - 5-Lug ABS, Flange 5.80 in (147.3 mm), M10x1.25 Bolt, Fits Buick Cadillac Chevrolet Pontiac Oldsmobile FWD/AWD Models

Single Front/Rear Wheel Hub & Bearing Assembly
✔️ OE 513121, 5 lugs, ABS, Flange 5.8in (147mm), Offset 2.007in (51mm)

This is a single wheel hub and bearing assembly used on front axles (and some rear AWD applications) for many Buick, Cadillac, Chevrolet, Pontiac and Oldsmobile models. It replaces worn hubs and works with ABS systems for steady, quiet wheel rotation.

✅ Sealed ball bearing design for reduced noise and vibration, improves longevity
✅ OE reference 513121, fits many FWD and AWD GM models, single unit included
✅ Flange diameter 5.80 in (147.3 mm); Flange offset 2.007 in (51.02 mm)
✅ Bolt size M10x1.25; 5 lug flange pattern for direct fit installation
✅ High-quality seal and protective coating on wheel bolts to resist corrosion
✅ Works with common linear slide unit setups and sealed ball bearing maintenance practices; can be paired with ceramic upgrade kits for specific applications

💡 What is a wheel hub bearing assembly used for on FWD and AWD vehicles? A hub bearing assembly supports the wheel, enables smooth rotation, and integrates with ABS sensors for safe braking. - Keeps the wheel centered and carries vehicle load while allowing rotation, essential for steering and stability - Sealed ball bearing design helps keep contaminants out, reducing noise and improving service life - Proper hub replacement restores ABS sensor function and reduces vibration; always confirm OE number for fitment