TAREX GEAR-X5 75W-90 STO 1 GL-5 is a full synthetic gear oil engineered for heavy-duty drivetrains operating under extreme loads. Meeting API GL-5 and Scania STO 1 requirements, it provides strong wear protection and resistance to thermal and oxidative stress. Stable viscosity and good low-temperature fluidity support reliable operation across a wide temperature range, contributing to long equipment life in axles, final drives, and manual transmissions.
Meets the Specifications:
API GL-5; LS SCANIA STO 1:0; MACK GO-J PLUS; ARVIN MERITOR 0-76-M; MIL-PRF-2105E/L-2105 D; ZF TE-ML 21B/19C/16F/12B/07A/05A
Please check your owner’s manual for the manufacturer’s recommended oil viscosity grade and API classification and approvals.
| TAREX | Test Method | |
|---|---|---|
| API | GL-5 | |
| SAE Grade | 75W-90 | |
| Density at 15 °C, gr/cm³ | ASTM D 1298 | 0.86 – 0.87 |
| Viscosity at 40 °C, cSt | ASTM D 445 | 105 – 112 |
| Viscosity at 100 °C, cSt | ASTM D 445 | 14.7 – 15.2 |
| Viscosity Index | ASTM D 2270 | 141 |
| Flash Point, °C | ASTM D 92 | 225 |
| Pour Point, °C | ASTM D 97 | -41 |
