Monro-Matic Plus Strut reduces the effect of a sudden shock by the dissipating the shock's energy. This strut contains special modifiers to reduce friction and ensure smooth rod reaction. It features a Hardened and Chrome Plated Piston Rod enabling long service life. This strut consists of a nitrogen gas charged which helps maintain tire to road contact by reducing aeration. It also comes along with a single lip seal with bronze reinforced rod guide bearings for consistent performance and a protective dust boot that reduces any moisture build-up, preventing severe suspension movement. This strut features velocity sensitive valving and is backed by a limited life time warranty.