Valvoline Drive Train Transmission Oil is a heavy-duty powershift transmission and drive train lubricant designed for applications requiring oils meeting the Caterpillar TO-4 and Allison C-4 specifictions.

It is formulated from premium base stocks and a select additive system to meet the challenging demands of modern equipment. The oil provides friction material and elastomer compatibility while guarding against gear wear, rust and corrosion, foaming and oxidation.