Product Description Planetary Gearbox Crane Slew Drive Gearbox with Hydraulic Motor For Truck Crane Product Description Product Slewing drive reducer Model IHKN12B34EC Max. output torque 12400 Nm Transmission Ratio 34 Max. output speed 11 rpm Working Pressure 14 MPa Application slewing drive for truck crane, wrecker, aerial working platform, etc OEM  Acceptable Detailed Photos   … Continue reading China Custom Planetary Gearbox Crane Slew Drive Gearbox with Hydraulic Motor for Truck Crane agricultural pto gearbox