A-premium is one of the automotive aftermarket parts online providers in America, more and more new quality parts will be available from A-premium. With more than 10 years experience in the industry, A-premium engineers are specializing in developing, manufacturing and distributing reliable auto parts. A-premium parts will meet your original part specifications, which will be an ideal choice to replace your broken parts. Application: Compatible with Ford Models: Expedition 2007-2014 V8 5.4L Sport Utility U324 Sereies Compatible with Lincoln Models: Navigator 2007-2014 V8 5.4L Sport Utility U326 Sereies OEM Number: 8L1Z5A967A, 8L1Z-5A967-A, 8L1Z5A967B, 8L1Z-5A967-B Location: Front Left and Right (Driver and Passenger Side) Quantity Sold: A Set of Two Pieces Symptoms of failure ride height level sensor Sagging of rear suspension Handling issues Vehicle stability faults What are ride height level sensor The Suspension Ride Height Sensor is an electronic device that measures the distance between the road and a particular point on the vehicle's suspension, chassis or body. Function: leveling your vehicle maintain proper ride height while driving location: Mounted onto a control arm or strut assembly