Description: This pressure washer has an excellent weight to power ratio and is designed for everyday use. With the longest pump life possible, a reinforced body, and an enhanced cooling system, you can get to work right away. - The belt drive system provides a long pump life by lowering its heat, vibration, and RPM. - The industrial-grade General Triplex Pump features a reinforced body, forged brass manifold, solid ceramic plungers, stainless steel check valves, and thermal release valve. - External unloader provides enhanced cooling and can be set to dump-to-ground bypass water to maximize the cooling system. - Industrial accessories are included so that you can start working right away. - Mounted on a powder coated steel plate with anti-vibration pads that are bolted through to mount on a truck or trailer. Features - Engine: Honda GX390 Pump: Triplex CC: 389 PSI: 4,000 GPM: 4.0 Unloader: External Series: Industrial FOR A LIMITED TIME: Your first preventative maintenance is included in your purchase! PLUS, we have all the supplies and accessories you need too!