 With a fuel capacity of 20 gallons of gasoline, it claims 15 to 18 hours of operating time and a top speed of 20 mph.The KT3 sales brochure claimed the ability to climb a 100% grade with full load when not on the snow.It claimed the ability to climb a 70% grade in snow conditions with a full load and in soft snow it claims the ability to traverse a side slope with a 60% grade.