Fluid - Differential
GEAR OIL
Anticipated Temperature Before Next Oil Change
Below 50°F (10°C) 75W
Below 86°F (30°C) 80W
Below 104°F (40°C) 75W-90, 80W-90
Between 14°F (-10°C) & 86°F (30°C) 85W
Between 14°F (-10°C) & 104°F (40°C) 90W
Above 50°F (10°C) 140W
API GL-5 VISCOSITY (Preferred): SAE 80W-90