Pair Heavy Duty Front Wheel Hub & Bearing Assembly 513121, 5-Lug w/ABS, Front Left/Right Fit Chevy Impala Monte Carlo Venture Cadillac DTS Buick LeSabre Pontiac Grand Prix Oldsmobile Aurora

Pair Front Wheel Hub and Bearing Assembly 513121
✔️ Front L/R, 5-lug w/ABS; Flange Ø 5.73in/145.5mm; BCD 4.53in/115.1mm

This is a pair (2) of heavy duty front wheel hub and bearing assemblies designed for passenger cars and crossovers. Typically used to replace worn hub units on front left and right wheels where sealed ball bearing reliability and ABS compatibility are required.

✅ Part number 513121; pack of 2 hubs for front left/right applications
✅ 5-lug design with built-in ABS sensor compatibility for modern systems
✅ Flange diameter 5.73in / 145.5mm; bolt circle diameter 4.53in / 115.1mm
✅ Flange offset 1.65in / 41.9mm for correct wheel positioning and fitment
✅ Sealed ball bearing assembly for long life, low noise, and contamination protection
✅ Japan-made wheel bearing grease; high & low temp resistant and corrosion resistant
✅ Manufactured and tested to meet OE specifications for fit and function
✅ 36 month replacement coverage with responsive support and fast resolution

💡 What is a sealed wheel hub bearing assembly used for in cars? A sealed wheel hub bearing assembly lets the wheel rotate smoothly while keeping contaminants out and preserving ABS sensor function. - Improves wheel rotation and reduces friction using sealed ball bearing design for longer service life. - Protects ABS sensor performance and fits 5-lug ABS hub systems used on many GM platforms. - Ensures correct alignment with flange diameter and bolt circle specs for reliable installation. - Works with suspension components and linear slide unit interfaces to maintain steady handling.