A well balanced fluid for heavy duties and passenger cars equipped with automatic transmissions thanks to friction modifiers, detergent dispersants, oxidation inhibitors, viscosity index improvers, corrosion inhibitors, and defoaming agents. A well balanced fluid for heavy duties and passenger cars equipped with automatic transmissions thanks to friction modifiers, detergent dispersants, oxidation inhibitors, viscosity index improvers, corrosion inhibitors, and defoaming agents. High-quality friction-modified lubricant previously qualified by both General Motors and Ford.