Product Details: Equip your truck with extensive hydraulic fluid storage, with the OTR Upright Mount Steel Hydraulic Reservoir with Expertise Built In™. This replacement tank effortlessly retains the fluid needed for the hydraulic system, while simultaneously dissipating heat and pumping out trapped air. Engineered with tight seals to dramatically reduce air leakage while offering reliable suspension. FleetPride is your First Click in Heavy Duty®.