Front Wheel Hub Bearing Assembly 513121 for Buick Regal, Rendezvous; Chevrolet Impala, Venture; Cadillac Eldorado, Seville; Oldsmobile Intrigue, Silhouette; Pontiac Montana with ABS, 5-lug single unit

Front wheel hub bearing assembly, single unit 513121
✔️ OE 513121, 5-lug hub, front/rear fit with ABS sensors

This sealed wheel hub bearing assembly is a single-unit replacement hub for front axle applications on many GM passenger cars and minivans. It supports wheel loads, interfaces with ABS sensors, and is used where a sealed ball bearing hub is required for quiet, reliable operation.

✅ OE reference 513121, direct fit replacement for many GM models
✅ Single hub assembly (pack of 1) for front installation, 5-lug pattern
✅ Designed as a sealed ball bearing hub with high radial and axial load capacity
✅ Compatible with ABS sensor systems; fits left or right, front or rear where specified
✅ Improved shaft guidance for reduced noise; option for ceramic-style bearing variants

💡 What is a wheel hub bearing assembly used for in modern passenger cars with ABS? It keeps the wheel spinning smoothly while supporting vehicle weight and ensuring accurate ABS readings. - Supports wheel loads and provides rigid shaft guidance; acts like a sealed ball bearing for longevity. - Helps ABS and wheel speed sensors work reliably; handy for maintaining safe braking control and stability. - Available in steel or ceramic-style options for longer life; relevant in systems that use a linear slide unit approach.