1949 Chevy 5 Window Truck Dually 1949 3900 Chevrolet Flatbed Truck Gas Add Comment 1949 Chevy 5 Window Dually Truck Up for sale 1949 Chevy 5 window dually truck. 1949 Chevrolet 5 window truck it's a flatbed dually. Body work mostly done drives good no overheating or smoking 1949 Chevrolet 3900 Truck fuel: gas title status: clean transmission: manual