Front Wheel Hub and Bearing Assembly - Single Unit for 2000-2013 Chevrolet Impala, 2000-2007 Monte Carlo, 1997-2008 Pontiac Grand Prix, 2006-2011 Cadillac DTS, 2005-2009 Buick LaCrosse, 2000-2005 LeSabre

Single front hub and sealed wheel bearing assembly
✔️ Front position, 5-bolt lug, ABS sensor wire, 3-bolt flange

This is a single front wheel hub and bearing assembly used on many front-wheel drive cars and crossovers. It replaces worn or noisy hubs and is typically installed where the wheel, ABS sensor, and suspension meet.

✅ Fitment: Front hub for Chevy Impala, Monte Carlo, Pontiac Grand Prix, Buick LaCrosse, Lucerne, LeSabre and related FWD models
✅ Part numbers: interchange 513187, 513121 and compatible OE references listed
✅ Specs: front position, 5-bolt lug pattern, ABS sensor wire, 3-bolt triangular flange
✅ Bearing type: sealed ball bearing design for grease retention and long life; ceramic-friendly upgrade note included
✅ Durability: impact, wear, and fatigue tested with a 10-year warranty for peace of mind
✅ Pack size: single front wheel hub and bearing assembly, ready to install

💡 What is a wheel hub bearing assembly used for in front-wheel drive vehicles?

Quick answer: it supports the wheel, enables smooth rotation, and houses the ABS sensor for safe braking. - Helps carry vehicle load and maintain proper wheel alignment for stable steering and handling - Provides a sealed ball bearing surface to reduce friction and resist contamination for longer service life - Works with ABS and wheel speed sensors to ensure reliable braking and traction control - Can be swapped as a complete hub unit for faster repairs compared to separate bearing replacement