This is a pack of two Monroe Max Air adjustable air shock absorbers, model number MA815. These shocks are designed for use in 2002 Ford Crown Victoria Base Sedan 4-Door with a 4.6L 281Cu. In. V8 CNG engine. They have a travel length of 193.7 mm or 7.625 inches. The shocks are adjustable and come with various interchangeable part numbers including E5VY18125B, E7LY18124A, E7LY18125B, E7LY18124B, and E7LY18125A.