Mobiltrans HD 50W is an extra high performance lubricant for heavy-duty transmissions and drivetrains, specially designed to meet or exceed the requirements of the stringent Caterpillar TO-4 specification. This product is uniquely formulated to provide optimal performance in powershift transmissions, gearboxes, and final drives. In hydraulic systems, the oil provides maximum protection even in high-pressure systems. Meets Allison C-4

SAE 50 - Viscosity @ 40°C 195 Cst - @ 100°C 18 Cst - Specific gravity @ 15°C 0.91 - Flash point 240°C - Pour point -15°C - Viscosity index 100