Genuine Mercedes Hypoid Gear Oil SAE 75W-85 Differential Transfer Lubricant 1L Hypoid Gear Oil (Differential Oil) SAE 75W-85 (1 Liter) Mercedes part# 001 989 33 03 12, MBZ Approval: 235.7 Genuine Mercedes part, recently made: not been lying around. NOTE: ML Class works for Rear Differential OR Transfer Case.