Petromin Gearbox HDC 85W-140: heavy-duty gear protection.
Petromin Gearbox HDC 85W-140 GL5 is a heavy-duty extreme-pressure gear oil. Moreover, it suits high-load axles, differentials and final drives. As a result, it protects against wear, scuffing and oxidation in severe service.
This 20L oil holds strong film strength at high temperatures. In addition, its GL-5 performance lets it compete with major brands on gear protection.
Why choose Petromin Gearbox HDC
It carries heavy loads and resists scuffing under shock conditions. For more on gear oils, see this short guide. So your driveline stays protected longer.
Key features
- Meets API GL-5 and MIL-L-2105D standards.
- High viscosity for superior film strength at high temperatures.
- Outstanding load-carrying and anti-scuffing performance.
- Excellent resistance to oxidation, rust and foam.
- Prolongs drain intervals and reduces maintenance.
Typical properties
- Viscosity @ 40°C: 365 cSt.
- Viscosity @ 100°C: 25.5 cSt.
- Viscosity index: 98.
- Flash point: 250°C.
- Pour point: -18°C; density @ 15°C: 0.905 kg/L.
Application
Use it in heavily loaded axles and final drives in trucks, buses and off-highway equipment specifying API GL-5. It also suits industrial gear systems under shock and high torque. Packaging: 20 L, product code 3075. Find more lubricants at the Greyhound Auto Retail store.
Trusted gear performance
This oil protects drivelines under extreme pressure. Consequently, it competes with major brands on heavy-duty gear lubrication.






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