Bracket arrangement, side panel arrangement for a vehicle and method for retrofitting a side panel

The invention relates to a bracket arrangement (1) for retrofitting a side panel (3) to a side guard system (2, 2') of a vehicle, a semitrailer or a trailer, and to a side panel arrangement. The bracket arrangement (1) comprises an elongated first bracket (4), and an elongated second bracket (5), of which first and second bracket one is attachable to the side guard system (2, 2') of the vehicle, the semitrailer or the trailer, and the other is releasably attachable to said bracket attachable to the side guard system (2, 2'), and the side panel (3) is attachable to one of said first and second brackets.