... , road rollerCHiNZEN Brand Construction Machines:Major Configuration: Cummins Enginee, Hydrualic Pump: Linde, Bosch, Sauer-Fanfoss1,The water-cooled ?Engine,chosen from ... and low noise.2,The hydraulic vibration system,double-frequency and double amplitude,imported variable piston pump and imported motor.3,Rear wheel drive,hydraulic ...