BMW (00-12 //M) Differential Oil (500ml) Synthetic LIQUI MOLY 75W-140 diff flui Differential Oil SAE 75W-140 Synthetic. Comes in 500 ml containers. NOTE: Fully synthetic hypoid gear oil for cars w/ multi-disc limited slip differentials. Equivalent to: Castrol SAF-XJ. BMW part# 83 22 2 282 583, check fit below. Recently made by LIQUI MOLY, not been lying around. Please see FITMENT CHART below, under PRODUCT DESCRIPTION.