Famous road course I live near here in Ohio strictly bans any truck or SUV for track use, and convertibles must have approved welded in rollbar or proper hard tip conversion piece attachedI don't know of any track that wouldn't let him come play. Are you speaking from experience, or stories and guesses?
Full size pickup trucks come out on open lapping days even. And drag strip, I've seen a little of everything from open wheelers to monster trucks on street legal nights. Even the occasional ATV and snowmobile comes out