WHEEL HUBS PARAMETER : OE 513205,4 lugs,Front Axle,ABS System,Flange Diameter: 5.80 In., Bolt Size: M10x1.25, Flange Offset: 2.007 In VEHICLE COMPATIBLE - Hub assembly fits for Chevrolet Cobalt 05 06 07 08 09 10 L4 2.2L, for Chevrolet Cobalt 06 07 L4 2.4L SS, for Chevrolet Cobalt 05 06 07 LS, for Chevrolet Cobalt 05 06 07 LT, for Chevrolet Cobalt 08 09, for Pontiac G5 07 08 09, Pontiac, Pursuit 05 06, for Saturn Ion 04 05 06 07 Coupe, for Saturn Ion 03 Coupe Sedan, for Saturn Ion 04 05 06 07 Sedan（Not suitable for Honda） MAIN FUNCTION - Hub bearings can fix the tire and support the gravity of the whole body, provides precise guidance for the rotation of the hub. wheel hub bearing enables the wheels and attached components to rotate smoothly and keeps the wheel attached to the car. premium quality wheel hub assembly make you enjoy your vehicle in a safe and smooth Performance:The premium quality seal design ensures that the hub bearings are clean, long-lasting and minimize noise and vibration. Wheel bolts with a protective coating that makes it easier to disassemble and properly twist the wheel nuts Note-Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility