Phillips 66® Synthetic Transoil 50 is a full-synthetic SAE 50 transmission lubricant designed for use in heavy-duty manual and automated manual transmissions in trucks and buses operating in extreme temperatures and/or extended service intervals. It combines improved low-temperature properties with outstanding oxidation resistance and thermal stability at high temperatures to provide excellent all-climate, year-round performance.
Extended drain, all-season performance
Outstanding oxidation resistance and thermal stability to minimize sludge and varnish formation
Excellent low-temperature properties for easier shifting in cold weather
High shear stability
High load-carrying capacity
Protects against component wear and gear micropitting
Protects against rust and corrosion
Good foam resistance
Excellent seal compatibility
Potential fuel economy improvement compared with non-synthetic transmission fluids
