DX III-H/M ATF is formulated for older model Ford and General Motors vehicles requiring MERCON, DEXRON-I, DEXRON-II and DEXRON-III. It is suitable for use in transmissions, hydraulic systems, and power steering units manufactured by American, European, Korean, Japanese and other manufacturers specifying DEXRONIII / MERCON and earlier DEXRON / MERCON type transmission fluids.