PROCOMP TOXIC SHOCK ABSORBER -- High Performance Units Intended For Lowered Or Stock Height Sport Trucks, Twin Tube, Gas Stabilized, Velocity Sensitive Valving, Rear With 0 Inch Lift/Drop, Rear With 1 Inch Drop, Rear With 1.5 Inch Drop, Rear With 2 Inch Drop, Rear With 2.5 Inch Drop, Rear With 3 Inch Drop, Rear With 3.5 Inch Drop, Rear With 4 Inch Drop