Allen AW16 and AW20 wheel buggies have capacities of 16 cubic feet and 2,500 pounds and 20 cubic feet and 3,200 pounds, respectively. Each is powered by a Kohler gasoline engine rated at 14 and 20.5 horsepower, respectively.
The Allen AW16 site dumper reaches a speed of 7 mph; the AW20 5.9 mph.
The AW16E is a fully electric version powered by a 48-volt rechargeable battery. The battery will power 4 hours of constant use and can be recharged with a standard industrial power cord.
It travels up to 6 mph.