Pair Rear Wheel Hub & Bearing Assembly 512003 for Buick LeSabre, Lucerne, Park Avenue, Riviera; Cadillac DeVille, DTS, Eldorado, Seville; Olds Cutlass/Aurora; Pontiac Grand Am w/ ABS

Pair Rear Wheel Hub and Bearing Assembly 512003
✔️ Rear, 5-lug ABS hub; flange Ø 5.93in, offset 2.56in, 4.53in BCD

This is a pair of rear wheel hub and sealed bearing assemblies for late 90s-2010s GM sedans and coupes with ABS. They replace worn OEM hubs to restore smooth wheel rotation and ABS sensor reliability.

✅ Pack: pair, 2 assemblies for rear axle applications
✅ Mount: 5 lug, rear, ABS compatible hub assembly
✅ Dimensions: flange diameter 5.93in, flange offset 2.56in, bolt circle 4.53in
✅ Replaces OEM numbers 512003, 7467119, BR930074; quality tested to meet or exceed OEM standards
✅ Design: sealed ball bearing hub for contamination resistance and easy installation

💡 What is a wheel hub bearing assembly used for in ABS-equipped cars and why do sealed ball bearings help? A wheel hub bearing assembly supports the wheel, keeps rotation smooth, and houses the ABS tone ring to ensure accurate wheel speed signals. Short answer: It holds the wheel steady and protects both bearing and ABS sensor from dirt and moisture. - Supports vehicle weight and maintains wheel alignment, helping sealed ball bearing durability - Keeps the ABS tone ring aligned for reliable sensor readings and safer braking performance - Low maintenance sealed design reduces contamination risk; consider ceramic upgrades or compare with linear slide unit solutions for other motion needs