Technical data shown comes from laboratory tests. Download the Safety Data Sheet (SDS) in the Documentation section. We are not liable for damage from incorrect product use.
STOU multigrade 10W-40 for tractors and agricultural machinery — one fluid for engine, transmission, final drives and wet brakes where OEM specs allow. Built for long harvest seasons and changing field temperatures.
Meets ACEA E7/E5, API CI-4/CG-4 and major OEM approvals including John Deere JDM, CNH, Massey Ferguson, Kubota, ZF and MAN. Simplifies fleet maintenance for dealers and cooperatives.
| Analysis type | Method | Results |
|---|---|---|
| SAE grade | 10W40 | |
| Viscosity at 100°C | ASTM D – 445 | 12.50 - 16.3 |
| Viscosity at -20°C | ASTM D – 5293 | < 7000 |
| Viscosity index min. | ASTM D – 2270 | 140 |
| Flash point min.(°C) | ASTM D – 92 | 204 |
| Pour point max.(°C) | ASTM D – 97 | -38ºC |
| Sulphated ash % mass | ASTM D – 874 | < 2.0 |
| TBN mg KOH/g | ASTM D – 2896 | > 9.0 |