mode of transport
noun
- form of transportation used to get to a location
Wiktionary
noun
- Any form of vehicle or system used to transport people or goods.
“And you do have to ask: biplanes? Really? The choice of such an antiquated vehicle suggests that the film-makers had ticked off every other mode of transport in the course of the franchise's three-decade run, and so biplanes were pretty much all they had left.”