What is torque? Well, torque can be defined as the measure of a quantity of force acting on an object required to rotate that object. In the lubrication industry it is a common term used to describe the fluid for multi-function drive-line components used to transfer power from the engine to the transmission, axles and hydraulics. Found mostly in the nastiest of environments these units scream for robust performance from their lubricant. Look no further than Primrose for the very best torque fluids!