This is a synthetic based GL 5 manual transmission gear oil that is known for its wide universal use. This product can be used in all gearboxes, transfer boxes and differentials of trucks and 4 wheel drives. This manual gear oil is suitable for synchronized gearboxes as well as heavily loaded differentials. This gear oil performs very well in severe conditions. This product contains effective anti scuffing additives and can be used for hypoid gears that have significant displacement of axes. This product operates under various combinations of high speed/shock load and lowspeed/high torque conditions. This product can also be used very well in applications where GL 4 is prescribed.