Agree. Depending on the roof rack it might even be okay still.Sounds close. I'd give it a go. The google says these are 6' 1 1/2" tall.
Front tread width
Rear tread width
Less than a week after writing this I took a short cut I have used for years. Except not with the rack on. There’s a 1.8m bridge.Agree. Depending on the roof rack it might even be okay still.