A vehicle crossbar assembly includes a crossbar. The crossbar has a first part and a second part that are movably attached to each other. The first part is configured to be supported to a first roof rack component of a vehicle. The second part is configured to be supported to a second roof rack component of the vehicle. The first and second parts are movable with respect to each other between an installable state and a storage state. The first and second parts extend from one another when in the installable state. The first and second parts are folded with respect to each other in the storage state.