The Tenneco Monroe Magnum Loaded Strut Assemblies for multi-purpose half-ton pickup trucks feature high quality components for improved ride characteristics and durability under a wide range of loads. The premium, gas-charged Monroe Magnum strut features 10-stage, acceleration-sensitive damping technology; nitro-carburized piston rod and PTFE-coated bearing; OE-style upper strut mount and bearing; enhanced-design dust boot; and jounce bumper. Each unit is covered by a limited lifetime warranty.