Protork Motor Oil & Lubricants


Truck Fluid 422

It is a power transmission oil produced to be used in wet brakes, hydraulics, other assisting systems and final drive units of tractors and heavy equipment that work off-road. 

It meets the challenging standards of the leading tractor and heavy equipment manufacturers with its distinguished mineral base oils and modern, high-performance and functional additives. 

It delivers high protection against wear, rust and corrosion and enables working under heavy conditions effectively and with no problem for a long time. 


Properties Values Method
Viscosity, 40 °C, cSt. 68 ASTM D445
Viscosity, 100 °C, cSt. 9,8 ASTM D445
Viscosity Index 125 ASTM D2270
Density, g/cm3 15 °C de  0,885 ASTM D1298
Flash Point °C 220 ASTM D92
Pour Point °C -27 ASTM D97

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