Vacuum trucks from Best Enterprises are built on a Kenworth chassis with a 4,000-gallon stainless steel tank. They include a 6-inch dump valve with heated collar, two stainless steel toolboxes, 20-inch top and 36-inch rear manways, strobe lights, a heated coil in the water compartment, a Moro PM110 600 cfm liquid-cooled vacuum pump, and a DC10 MTH water pump with low-pressure hose reel. Safety features include a backup camera with 5-inch LCD display, stainless steel ladder, LED DOT stop/turn tail lights and sealed-bulb backup lights, and a heavy-duty bumper with receiver-style trailer hitch and a seven-way plug. It has three 5-inch sight glasses, two 3-inch suction inlets and a 2-inch bucket dump. 800/288-2378; www.bestenterprises.net.