WOLF'S HEAD DX III-H/M ATF is a premium multipurpose Automatic Transmission Fluid that meets or exceeds the performance requirements of the former Dexron® III H/Mercon® specification and recommended for many transmission systems used throughout the world, requiring Dexron®III H/Mercon ATF as well as Allison C-3 and C-4 fluids. WOLF'S HEAD DX III-H/M ATF is recommended for use in all transmissions, hydraulic systems, and power steering units manufactured by American, European, Korean, Japanese and other manufactures from around the world specifying Dexron®III H/Mercon® type transmission fluids.