ECCPP Wheel Hub Bearing Assemblies New Premium Bearing and Hub Assembly fits 2000-2011 Ford Focus Front 4 Lugs 518510 COMPATIBLE VEHICLES - Wheel hub bearing assembly for 2000-2011 Ford Focus FEATURES - Bearing & Hub assembly fits for the front location, 4 Lugs,Bolt Circle Diameter: 4.3 In.,Flange Diameter: 5.2 In. PREMIUM MATERIAL - Hub assembly is precision processed and pre-coated with anti-corrosion lubricant, it not only makes lubricating the bearings easy, but also helps prevent corrosion of the hub MAIN FUNCTION - Wheel hub were producted to reduce the amount of friction where the axle meets the wheel, and greatly accelerated transportation technology with its advantages RELIABLE WARRANTY - Hub and bearing assembly provides one year warranty and premium team to service for you Rotate the wheel by hand and experience noise or roughness The temperate of the hub is warm after 10-15 minutes of drive Have a play (The wiggle room) in your wheel A: Though you may never even see it, an auto wheel bearing unit is an important part of your cars wheel assembly, enabling your wheels to turn freely and playing a crucial role in the safety and handling characteristics of your vehicle. Comprised of precision manufactured bearings, seals and sensors in one preassembled unit, a wheel hub bearing unit is critical to your cars performance, from the smoothness of the ride, to fuel efficiency, to the integrity of your anti-lock breaking system (ABS). So when its time to replace one, youll want a replacement hub bearing thats as good  and safe  as the original that came with your car when it was new. A: Every ECCPP auto wheel bearing is 100% tested, that means it will fit correctly and work correctly, and last as long as the original hub that came with the car when it was new.