Used Ranco LW21-40 belly dump trailer for sale. Key specs: 40' length, 21 cu yd capacity, electric tarp., This used belly dump trailer has single point suspension and an electric tarp., DIMENSIONS, Length: 40 ft, Width: 102 inches, Capacity: 21 cubic yards, SUSPENSION, Single point, WHEELS & TIRES, Steel wheels, 11R22.5 tires, TARP, Electric flip tarp