2007 GMC Savana / HydraMaster Boxxer 421 $14,000 - Sheboygan, Wisconsin Truck-mounted carpet cleaning extractor is a HydraMaster Boxxer 421 and comes with fresh water tank, waste tank, reels, hoses, and built-in stainless steel shelves. I also had LED lights installed overhead in the cargo area so you can see while working at night. This summer I spent three months completely rebuilding this unit. BRAND NEW Briggs & Stratton Vanguard 23 hp engine, completely rebuilt the high pressure water pump, thoroughly cleaned out heat exchanger (which is no small thing if you know anything about this unit!), as well as all new gaskets, o-rings, vacuum tubes, and more. This unit is essentially a BRAND NEW EXTRACTOR at a fraction of the cost!!! 2007 GMV Savana 1 ton cargo van with 139,270 miles. New tires and radiator. Runs like a champ! Body is rust free but there is a small dent shown in one of the pics. Serious inquiries only please.