BDELI Front Wheel Bearing Hub for Chevy Impala / Monte Carlo (513121) — Sealed Bearing with Integrated ABS, Five-Lug

The BDELI 513121 front wheel bearing hub is a direct-fit replacement hub assembly engineered to restore front-wheel rotation and ABS function on compatible GM FWD vehicles.

This premium hub assembly combines a sealed bearing, integrated ABS sensor, and five-stud wheel flange to give a ready-to-install solution that matches factory mounting points. Built under ISO 9001 and IATF 16949 controlled processes and tested with professional equipment, the BDELI 513121 aims to deliver reliable service life and consistent fit for numerous Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac and Saturn models.

What vehicles does this hub fit?

The hub is made to fit many GM front-wheel-drive and some all-wheel-drive platforms produced across the late 1990s to 2010s. Confirm compatibility by matching your vehicle year, make, model, axle side and OE part numbers listed in the product specifications before purchase.

• Common fits include Chevrolet Impala and Monte Carlo front axle applications on compatible years.
• Also fits multiple Buick, Cadillac, Oldsmobile, Pontiac and Saturn models—see detailed fitment list.
• Replaces OE numbers such as 513121, 513179, 12429204, 19235760 and others.

How does this part address ABS and wheel mounting needs?

The assembly includes an integrated ABS sensor to work with the vehicle’s anti-lock braking system and a preinstalled wheel hub with five studs for wheel mounting. That combination reduces installation steps and helps restore wheel speed feedback for ABS operation.

• ABS sensor included and pre-mounted for plug-and-play replacement.
• Five-lug wheel stud configuration matches original wheel pattern.
• Bolt circle and flange dimensions match factory specifications for secure fit.

What are the key dimensions and technical specs?

This hub assembly is specified for front left and right positions with precise flange and pilot measurements to ensure correct alignment and rotor clearance. Use the listed dimensions to verify fitment against your vehicle’s existing hub.

• Flange diameter: 5.73 inches; bolt circle diameter: 4.72 inches.
• Hub pilot diameter: 3.54 inches; brake pilot diameter: 2.78 inches.
• Flange bolt holes: 3; wheel studs: 5-lug; ABS sensor included.

What quality controls and testing back this product?

BDELI manufactures this hub under certified quality systems and performs professional testing to validate performance and durability. The manufacturing and inspection processes aim to reduce premature failure and help maintain wheel alignment and bearing life.

• Produced in ISO 9001 and IATF 16949 certified facilities.
• Each unit undergoes professional testing with DV Canada equipment.
• Quality checkpoints and strict component selection for durability.

Who is this for: The BDELI 513121 front wheel bearing hub is intended for DIY mechanics and professional technicians who need a reliable, OE-pattern hub assembly for compatible GM front axle vehicles. It suits owners restoring ABS function, replacing worn bearings, or performing front-end repairs on Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac and Saturn models where the listed part numbers and dimensions match the vehicle. Always cross-check the part numbers and vehicle fitment details before ordering to ensure a proper, safe replacement.