This DR Power Pro 321 Tow-Behind Lawn and Leaf Vacuum cleans up more yard waste before it needs to be unloaded. The collection box holds 60% more material than the smaller PREMIER 200 model, making it a great choice for larger properties or heavier cleanup tasks. The powerful 9.2 HP (13.28 ft-lbs gross torque) engine, works in combination with the massive Shark-Teeth impeller to create tremendous airflow that virtually eliminates clogs and leaves your lawn beautifully free of debris. The easy-opening clamshell collection bin and backless cart with a steep 60° dump angle ensures that unloading is fast, easy and thorough.