Shell Spirax S4 TX 10W-40 is a premium universal tractor transmission oil (UTTO) supplied in a 20-liter container, designed for optimal performance in agricultural tractors and off-highway equipment. This multifunctional oil provides enhanced protection for transmissions, hydraulic systems, oil-immersed wet brakes, and other ancillary systems. It offers excellent low-temperature fluidity, oxidation stability, and shear stability, ensuring reliable operation across various conditions. It meets critical industry specifications including API GL-4, John Deere JDM J20C, Massey Ferguson M-1145, Volvo WB 101, and CNH MAT 3525, 3540, making it suitable for a wide range of modern machinery.