DEXRON III transmission oil for automatic transmissions and other transmissions with quality requirement DEXRON III D. Unique composition. developed using nanotechnology. High-quality base oil ensures maximum protection in every working situation. giving it a longer service life. smoother gear changes while avoiding possible leaks. Standards: GM DEXRON III. MB 236.1. ZF TE-ML 09. 14. M2C 166 H. MERCON. ALLISON C-4. CAT TO-2