Featuring a unique, exclusive valving system and advanced compression functionality, Rancho? RS5000*X shocks deliver improved overall on- and off-road handling and performance.\nRancho RS5000X RS55017 Shock Absorber\n1978-1979 Ford Bronco (Front Outer) (Qualifier: with Factory Equipped Quad Shocks, with Front Raised Height 2.0 (in) to 4.0 (in)); 1978-1979 Ford F-150 (Front Outer) (Drive: 4WD / Qualifier: with Factory Equipped Quad Shocks, with Front Raised Height 2.0 (in) to 4.0 (in)); 1984-1985 Toyota 4Runner (Front) (Qualifier: Bumpstop must be Lowered 2 (in) or Damage to Shock will Occur, with Front Raised Height 4 (in)); 1979-1985 Toyota Pickup (Front) (Drive: 4WD / Qualifier: with Front Raised Height 4 (in), Bumpstop must be Lowered 2 (in) or Damage to Shock will Occur)