There is a route on the north part of the trail that you can ride the rest is 50" or less. There is a map athttps://www.google.com/url?sa=t&source=web&rct=j&url=https://www.midnr.com/publications/pdfs/forestslandwater/ORV/Maps-Trail/gladwin_trail_and_route.pdf&ved=2ahUKEwi7op3_hLriAhURS6wKHZ2aDQsQFjAWegQIAhAB&usg=AOvVaw1niT45WzY54H7mI5bLb0-T
Not many parts of it.
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