Hydrostatic Transmission Fluid 15W-50WT Synthetic 1 QuartReplaces Part Numbers Hydrostatic Transmission Fluid 15W-50WT Synthetic 1 QuartOEM Numbers : Hydrostatic Transmission Fluid 15W-50WT Synthetic 1 QuartType : 0Description : Hydro-Fluid is a full synthetic premium multi-viscosity fluid designed for Integrated Zero-Turn Trans-axles in heavy-duty commercial applications. It provides outstanding heat resistance with anti-wear and rust and oxidation protection. - Superb shift quality in hydrostatic transmissions - High stability under thermal or oxidative stress - Reduced clutch and wet brake chatter - Ease in bidirectional output rotation