| 摘要 |
A bumper assembly for mounting on a vehicle and movable between at least a first lower position suitable for highway driving and a second elevated position for off road operations is provided and includes a bumper rotatably mounted to the frame of a vehicle. A piston located on the vehicle moves the bumper between the first lower position suitable for highway driving and the second elevated position for off road operations. An actuator activates the piston for moving the bumper and controls are provided for activating the actuator.
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