One excellent Gardner Denver PAH unit equipped with 4 1/2" plungers and built by Elliott Equipment in 2006. Unit is powered by a Caterpillar C-9 diesel engine with 3034 hours. Pump has a 3X4 centrifugal charge pump, 5 row 80 pitch chain reducer and auxiliary 0iling system for low speed operation of the triplex pump. Unit is refurbished and ready but, we will install the new packing, seals, valves and seats at the time it sells.