M-83 (Michigan highway)
M-83 is a north–south state trunkline highway in the U.S. state of Michigan. It is located entirely within Tuscola County in the Thumb region of the state. The highway connects M-46 near Vassar with M-81 in Caro. M-83 primarily serves as a local connector route between these two communities, traversing mostly rural agricultural areas. The total length of M-83 is approximately 12 miles (19 km). The highway is a two-lane undivided road for its entire length.