RAVENOL STOU SAE 10W-40 is an up-to-date multifunctional lubricating oil for agricultural machinery, excavators and construction machinery and is formulated with top-grade solvent refined base oils and additives.

RAVENOL STOU SAE 10W-40 meets the recommendations of all well known tractor manufacturers and is equal to use in engines, transmissions and hydraulic systems of modern tractors. Ensures trouble-free operation of all units in all seasons.

Application Note

RAVENOL STOU SAE 10W-40 has a wide range of applications in engines, transmissions and hydraulic systems of modern tractors.

RAVENOL STOU SAE 10W-40 is suitable as an engine oil for gasoline engines and intake and turbo charged diesel engines, also as gear oil (including wet brakes) and as hydraulic oil.


  • A powerful dispersion and detergency
  • A high activity against wear, corrosion and foam
  • A very strong resistance to oxidation
  • A high and stable viscosity index
  • An excellent extreme pressure properties

Technical Product Data

Density at 20 °C kg/m³ 867,0 EN ISO 12185
Colour gelbbraun VISUELL
Viscosity at 100 °C mm²/s 13,4 DIN 51562-1
Viscosity at 40 °C mm²/s 90,3 DIN 51562-1
Viscosity Index VI 151 DIN ISO 2909
Pourpoint °C -33 DIN ISO 3016
Flashpoint °C 234 DIN EN ISO 2592
tbn mg KOH/g 12,4 ASTM D2896
Sulphated Ash %wt. 1,45 DIN 51575

All indicated data are approximate values and are subject to the commercial fluctuations.

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