Application 1997-2002compatible for Ford Expedition 4WD 1998-2002compatible for Lincoln Navigator 4WD Fits 4WD (Four Wheel Drive) Models only Specification Reference OE/OEM Number : F75Z5A891BE, F75Z 5A891 BE, 3U2Z-5580-LA, 3U2Z5580LA Condition: New Quantity: 1 piece (for rear right or left) Accessories: You will get exactly as shown in the picture above Condition: New Warranty: one year warranty for any manufacturing defect Feature- one year Warranty - Mates with OE Air Lines - Designed for Comfort Suspension Notice- These air suspension bags are aftermarket ones. They will replace the original rear air springs. - Instruction is not included. Professional installation is recommended - Contact us please for whatever we can help