BUMPER CROSSMEMBER, AND VEHICLE REAR ARRANGEMENT WITH BUMPER CROSSMEMBER

A bumper crossmember for a vehicle, with a hollow profile body which has a vehicle frame-side proximal vertical wall and a distal vertical wall which are connected to one another by way of transverse walls and extend along a vertical direction. The transverse walls laterally delimit hollow chambers which are arranged in the hollow profile body. The center longitudinal direction of the hollow chambers are oriented in each case along the vertical direction, and the hollow chambers are open on the end side.