COMPATIBILITY – Fits Ford Expedition 2003-2006; Ford F-150 2004-2004; Ford F-150 2005-2008; Lincoln Mark LT 2006-2008 HOW TO CHOOSE THE RIGHT PART – Before purchasing, check if the part will fit your vehicle; Enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualification notes THE PROBLEM SOLVES HYDRAULIC TYPE BEARING – Metal-to-metal construction provides strength and allows lubricant to flow across the bearing surface to reduce friction and extend life STRONG AND DURABLE – Ball studs are heat treated to meet or exceed OE requirements to prevent premature failure and improve fatigue life GREASED SEAT – Resists corrosion and wear while allowing new grease to flush out debris KEEPS OUT DIRT AND WATER – Pre-installed seat components shield from wear-causing debris ABSORBS IMPACT – Belleville pre-washer helps maintain a seal in the bearing assembly as the bearings wear Product Description MOOG Ball Joints, made from superior materials and rigorously tested to provide reliable performance you can count on. Innovative problem-solving ensures fast, trouble-free installation.