What gear oil should be used for a BMW Z3?

Answer:
Assuming you are referencing a manual transmission, Automatic Transmission Fluid (ATF) is specified by BMW for Z3 manual transmission. Sounds crazy, but true. Full synthetic is also recommended. **Always check the owners manual before using any fluids**
First answer by ID2798489077. Last edit by ID2798489077. Question popularity: 100 [recommend question].