Gulf Western Farmoil STOU is a 15W-40, mineral based Super Tractor Universal Oil (STOU) lubricant designed for use in a wide range of farming and agricultural applications including petrol and diesel engines, transmissions including oil immersed “wet brakes”, and the hydraulic systems associated with powered and PTO equipment commonly used in agricultural equipment. The friction modified formula provides “Squawk” free operation of “wet brakes” and the high load carrying, thermal stability of Farmoil STOU offers excellent protection for transmissions and gearboxes. Anti-wear additives and shear stabile viscosity modifiers protect hydraulic components while offering excellent cold temperature performance and extended oil service life.
Gulf Western Farmoil STOU meets most agricultural specifications requested by most manufactures including API CE/SF, API GL-4, Allison C4, Caterpillar TO-2, John Deere JDM J27 and Massey Ferguson M-1135, M-1139 and M-1144. Farmoil STOU is safe to use in petrol and diesel, naturally aspirated and turbocharged engines.
To find the oil type and weight suggested for your vehicle; either add your vehicle to My Garage or check with your manufacturer, vehicle user manual, your local mechanic or head in-store and talk to one of our friendly team.
20 Litre, 15W-40, API GL-4, STOU.
High quality mineral base oils provide enhanced cold temperature performance and a long service life
Friction modifiers provide "Squawk" free operation of oil-immersed wet brakes