PowerDrive®Synthetic All Season TO-4 Fluid

Synthetic Multigrade Caterpillar TO-4 Fluid

Phillips 66®PowerDrive Synthetic All Season TO-4 Fluid is a premium quality, synthetic, multi-functional fluid developed for use in transmissions, final drives and hydraulic systems of off-highway equipment where a fluid meeting Caterpillar TO-4 performance requirements is specified. It is a multigrade fluid particularly recommended for equipment operating in very cold temperatures as well as year-round service in most climates.

Features & Benefits

• Synthetic formulation for enhanced performance in arctic temperatures

• Well-balanced frictional properties for smooth and efficient clutch operation

• Outstanding oxidation resistance and thermal stability for long fluid life

• High load-carrying capacity for protection of final drive gear sets

• Excellent deposit control and wear protection

• Protects yellow metals against corrosion

• High shear stability

• Compatible with a wide variety of seals and friction materials

• Excellent low-temperature properties for easier starting at low ambient temperatures

• Good foam resistance

• Suitable for year-round use in most climates


• Powershift transmissions, hydrostatic transmissions, torque converters, final drives and hydraulic systems of Caterpillar, Euclid, Komatsu and other off-highway construction and mining equipment

• Heavy-duty automatic transmissions where the OEM specifies an Allison C-4 quality fluid

• Heavy-duty manual and semi-automatic transmissions in trucks and buses where the OEM specifies a Caterpillar TO-4 quality fluid or a heavy-duty engine oil

Technical Details

Licenses & Approvals

PowerDrive Synthetic All Season TO-4 Fluid meets or exceeds the requirements of:

• Caterpillar TO-4

Additional Details
SAE Grade5W-30
Specific Gravity @ 60°F0.854
Density, lbs/gal @ 60°F7.11
Color, ASTM D15002
Flash Point (COC), °C (°F)260 (500)
Pour Point, °C (°F)-53 (-63)
Viscosity, Brookfield
cP @ -40°C27700
Viscosity, Kinematic
cSt @ 40°C59.7
cSt @ 100°C10.3
Viscosity Index162
Total Base Number (TBN), ASTM D28967.6