| M-43 | ||||
|---|---|---|---|---|
|   M-43 highlighted in red | ||||
| Route information | ||||
| Maintained by MDOT | ||||
| Length: | 136.723 mi (220.034 km) | |||
| Existed: | 1919 – present | |||
| Major junctions | ||||
| West end: |  BL I-196 in South Haven | |||
| 
  US 127 near East Lansing | ||||
| East end: |  I-96 near Webberville | |||
| Location | ||||
| Counties: | Van Buren, Kalamazoo, Barry, Eaton, Ingham | |||
| Highway system | ||||
| 
 | ||||
|  Business M-43 | |
|---|---|
| Location: | Grand Ledge | 
| Length: | 2.423 mi (3.899 km) | 
| Existed: | November 14, 1959–1968 | 
 M-40 near Gobles
M-40 near Gobles US 131 near Kalamazoo
US 131 near Kalamazoo M-37 in Hastings
M-37 in Hastings
 M-50 / M-66 near Woodland
M-50 / M-66 near Woodland
 I-96 / I-69 near Lansing
I-96 / I-69 near Lansing