75W-80Gear Oils
RAMCO GEAR OIL 75W-80 API GL-5
Fully Synthetic · API GL-5
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Viscosity Grade
85W-90
Specification
API GL-5
Category
Mineral
An extreme-pressure gear oil for hot-climate operation, providing a stable lubricating film in axles and gearboxes at sustained high temperature.
Additive film guards critical metal surfaces under load.
Resists thermal breakdown across long duty cycles.
Keeps internal components clean and free of sludge.
Maintains film strength in high-temperature operation.
Controlled friction for responsive, quiet running.
| Property | Method | Typical Value |
|---|---|---|
| Density @29.5°C, gm/cc | ASTM D-1298 | 0.895 |
| Viscosity @100°C, cSt | ASTM D-445 | 15.6 |
| Viscosity @40°C, cSt | ASTM D-445 | 152.0 |
| Viscosity Index | ASTM D-2270 | 100 |
| Pour Point, °C | ASTM D-97 | -18 |
| Flash Point, °C | ASTM D-92 | 220 |
Always refer to the vehicle or equipment manufacturer's recommended specifications before selecting a lubricant.
75W-80Gear Oils
Fully Synthetic · API GL-5
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75W-90Gear Oils
Fully Synthetic · API GL-5
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80W-90Gear Oils
Mineral · API GL-5
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85W-140Gear Oils
Mineral · API GL-5
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