75W-90Gear Oils
RAMCO GEAR OIL 75W-90 API GL-5
Fully Synthetic · API GL-5
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Viscosity Grade
75W-80
Specification
API GL-5
Category
Fully Synthetic
A fully synthetic low-viscosity gear oil for modern manual transmissions requiring easy shifting at low temperature and reliable extreme-pressure protection when hot.
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 | 0.862 |
| Viscosity @100°C, cSt | ASTM D-445 | 9.2 |
| Viscosity @40°C, cSt | ASTM D-445 | 51.4 |
| Viscosity Index | ASTM D-2270 | 158 |
| Pour Point, °C | ASTM D-97 | -42 |
| Flash Point, °C | ASTM D-92 | 204 |
Always refer to the vehicle or equipment manufacturer's recommended specifications before selecting a lubricant.
75W-90Gear Oils
Fully Synthetic · API GL-5
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Mineral · API GL-5
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Mineral · API GL-5
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