A high quality, specially designed lubricant containing anti-rust, anti-foam and oxidation inhibitors; plus other additives necessary for the wide range of applications recommended by various tractor manufacturers. This product is an “all-seasonal” type of oil that resists thickening in cold weather and thinning in the heat of summer. It is compounded with detergents to keep transmissions clean and maintain hydraulic control circuits in perfect working condition; and provides excellent protection against seal and pump deterioration. Operators, especially farmers, will appreciate the multi-purpose application of Relyant® Premium Tractor Hydraulic Fluid for transmissions, final drives, and hydraulic systems of tractors thereby eliminating the requirement to stock a variety of oil products.