1. variable displacement/two speed 2. high working efficiency 3. final drive for excavator, kyb travel ... features:Two speeds are availablehigh working efficiencylong life ,great reliabilitycompact and elegant design,high working pressureThe output is a rotating casing ... milling machine , road header, road roller, track vehicles, aerial platform, and self-propel drill rigs.MODEL OPTIONS:IGY XX1 X2 ...