Topic summary
BMW R12
Extracted from the Wikipedia article BMW R12 and R17.
The BMW R12 and R17 are flat-twin enginemotorcycles made by BMW Motorrad from 1935 through 1942. They were developed in 1935 based on the R7 concept of 1934. A few hundred R17s were made, ending in 1937, while the R12 continued through 1942, with a total of 36,008 produced.