Product Details: Overhaul your semi with components with Expertise Built In™, with the OTR Saddle Mount Hydraulic Reservoir that offers extensive hydraulic fluid storage. 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®.