SINOPEC STOU Tractor Oil CG-4 10W-30 (18L)
SINOPEC STOU Tractor Oil CG-4 10W-30 (18L)
Premium Super Tractor Oil Universal (STOU) for diesel engines, transmissions, hydraulic systems and wet brakes in agricultural and forestry equipment.
SINOPEC STOU Tractor Oil CG-4 10W-30 (18L) is a high-performance Super Tractor Oil Universal (STOU) formulated with premium mineral base oils and a multifunctional additive system. Designed for agricultural machinery with common lubrication systems, it provides reliable protection for diesel engines, transmissions, hydraulic systems, wet brakes and final drives using a single lubricant. The 18L pack is ideal for farmers, agricultural contractors and workshops carrying out scheduled servicing on compatible equipment.
Why SINOPEC STOU Tractor Oil 10W-30 Works
Many modern tractors and agricultural machines require a single lubricant capable of protecting multiple systems simultaneously. SINOPEC STOU Tractor Oil 10W-30 is formulated to provide dependable engine cleanliness, transmission protection and hydraulic performance while reducing wet brake chatter and clutch vibration. Its balanced additive technology helps minimise wear, resist oxidation and maintain consistent performance across a wide range of operating temperatures.
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SINOPEC STOU Tractor Oil CG-4 10W-30 is a multifunctional lubricant designed for agricultural and forestry equipment where a Super Tractor Oil Universal (STOU) is specified. Using one oil across multiple systems helps reduce the risk of incorrect lubricant selection while simplifying maintenance and inventory management.
Key Benefits
- Multifunctional formulation suitable for diesel engines, transmissions, hydraulics, wet brakes and final drives where a STOU lubricant is specified.
- Reduces lubricant inventory by allowing one oil to service multiple compatible systems.
- Excellent low-temperature fluidity supports reliable cold starts and responsive hydraulic performance.
- Special friction modifiers help reduce wet brake chatter, stick-slip and PTO clutch vibration.
- Strong anti-wear protection helps protect gears, bearings and engine components from wear and fatigue.
- Excellent oxidation and thermal stability helps reduce deposit formation and extend lubricant service life.
- Corrosion and rust protection helps extend the service life of internal components.
- Effective anti-foam performance helps maintain consistent lubrication and hydraulic efficiency.
- Seal compatibility helps minimise leakage and extend seal life.
Recommended Applications
Suitable for agricultural and forestry equipment where the manufacturer specifies a STOU 10W-30 lubricant for one or more of the following systems:
- Diesel engines
- Manual transmissions
- Hydraulic systems
- Wet brake systems
- Final drives
- Agricultural tractors
- Forestry equipment
Always consult the equipment manufacturer's handbook to confirm that a 10W-30 STOU lubricant meeting the required specifications is suitable for your equipment.
Technical Features
SINOPEC STOU Tractor Oil 10W-30 combines high-quality mineral base oils with advanced detergent, anti-wear, anti-oxidation and friction modifier technology. The formulation provides stable viscosity, effective engine cleanliness, reliable hydraulic response and smooth transmission operation while protecting wet brakes and PTO clutches under demanding agricultural operating conditions.
Specifications & Approvals
Industry Specifications
- SAE: 10W-30
- ACEA: E3
- API Diesel Engine Oil: CG-4 and earlier heavy-duty diesel engine specifications
- API Gear Lubricant: GL-4
Manufacturer Performance Specifications
- Allison: C-4 (Agricultural applications only)
- Caterpillar: TO-2
- Ford: M2C159B / M2C159C
- John Deere: JDM J27
- Massey Ferguson: CMS M1145, CMS M1144, CMS M1139
- New Holland: 82009201, 82009202, 82009203
- ZF: TE-ML 06A, TE-ML 06B, TE-ML 06C, TE-ML 07B
Choosing the Right Oil
Before selecting a lubricant, always consult your equipment manufacturer's handbook to confirm the correct viscosity grade, lubricant type and performance specification. Although STOU lubricants are designed for multiple systems, they should only be used where the manufacturer specifically recommends a Super Tractor Oil Universal (STOU) meeting the required specifications.
