BMW's A5S 310Z [or A5S310Z] is a ZF 5HP18 automatic transmission, used for a wide range of the model series. Think 3-series E36 & E46, 5-series E34 & E39, and even 7-series E38. For a more accurate search for your transmission parts, please open the ZF 5HP18 [1056 000 xxx] catalogue, but clicking the link.
