M139 could refer to:
- M-139 (Michigan highway)
- Mercedes-Benz M139 engine
- the US Army model number for the Hispano-Suiza HS.820 20 mm autocannon
- the Maserati M139 platform, a front mid-engine, rear-wheel-drive automobile platform
- M139 bomblet, a chemical cluster bomb for launch on a ground-to-ground rocket
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.