4 Wheel Drive, 4 Speed automotive type Hydrostatic transmission. Electro- hydraulic control for “slow”& “ fast ” speeds and “Inching operation”. Ease of operation by conveniently located Electronic Hydraulic Switches, each for Travel, Gear Shift and Drum rotation. Hand lever provided for Drum Lift and Drum Slewing, Joy Stick provided for Shovel Arm Lift, Shovel tilt and Shovel Gate operation.