The M400 preserves all of the unique, ground-breaking features of the M300, including the patent-pending Climbing and Traction Link system, a tight 20" turning radius, stylish easy-to-replace swing arm covers made of scratch resistant material, which protect the swing arms from unsightly chips and scrapes and the PG 120 amp R-Net electronics. In addition, the M400 can be equipped with Group 24 or Group 34 Batteries and a purpose built, highly efficient gear box that provides speeds up to 7.5MPH.

 
For quick and convenient servicing, access to components requires no special tools.