Bulldozers, tanks and excavators all use treads, and manage to get around in difficult terrain ... drive wheels, often cogged, which directly pull on the track. On the bottom of the vehicle ...

tracked vehicles offer the best solution for a versatile platform that is required to operate over diverse terrain, including extremely difficult ground.” Where wheels get bogged down ...

Dense forests, fallen trees, dunes, swamps, boulders, and ice can all be tackled by the Sherp. The vehicle also has an airtight body, so even if the tires deflate entirely or the wheels fall off ...