Tutela Transmission Gearsynth
Fully synthetic 75W-140 fluid for high-powered passenger car manual gearboxes, API GL-4
API GL-4
TUTELA TRANSMISSION GEARSYNTH Z4 is a manual transmission fluid, SAE 75W-80, formulated for 6-speed manual gearboxes and transfer cases. It has a clear appearance, density of 0.860 g/cm³ at 15°C, viscosity of 7.2 cSt at 100°C, flash point (COC) of 224°C and pour point below -40°C, reflecting good fluidity and thermal stability for manual transmission service. TUTELA TRANSMISSION GEARSYNTH Z4 meets SAE 75W-80, API GL-4 and the FPW9.55550-MZ10 reference, making it suitable wherever these OEM references are specified for 6-speed gearboxes and transfer cases.
SAE 75W-80 viscosity grade
A viscosity grade, not a performance level.
Gear oil, API GL-4 service level
API's service designation for axle and manual transmission oils.
| Property | Typical value | Method |
|---|---|---|
| Appearance | CLEAR | |
| Density 15°Cg/cm³ | 0,860 | ASTM D 4052 |
| Viscosity @ 100°CcSt | 7,2 | ASTM D 445 |
| Flash point Cl. O. C.°C | 224 | ASTM D 92 |
| Pour point°C | <-40 | ASTM D 97 |
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