CRS NT515043 New Wheel Hub Bearing Assembly, Front Driver (Left)/ Passenger (Right), for 2003-2006 Ford Expedition 4WD/ AWD, Lincoln Navigator, 4WD Buy with Confidence1 year limited warranty. Any problem, we will resolve in 24h (refund/ replace/ offer technical support). Fitment It doesn't fit for "2WD" vehicle, and please verify fitment for your vehicle in the 2nd picture or "Product description"part, and view other notes in it carefully, before buying. OE qualityISO/TS16949 certified, tested to the strictest OE standards, also improved those traditional design weaknesses, to ensure vehicle fitment and product reliability. Easy Installation Brand-new; arrives fully assembled, ready for hassle-free direct replacement. Tips Please check the seller of this product to be "autoparttrust" with brand CRS, 1 year warranty is only for auto parts that buying from "autoparttrust" with CRS. CRS is registered both on Amazon and US Trademark Office, anyone else who sell it under this trademark is infringing.