Birmingham, Alabama - Some say that more important than the intrinsic or rarity value of a classic vehicle is its provenance, i.e who owned it before.
All we know is that adding the name of Steve McQueen, arguably the world’s best-known petrolhead, to the provenance of anything with wheels is enough to double its value instantly.
Which is why this well-kept but not pristine 1970 Husqvarna 400 Cross is of special interest - its provenance includes documentary proof that this is the actual bike the King of Cool rode in the 1971 cult movie On any Sunday, the only motorcycle film ever to win an Oscar.
And it’ll be up for grabs in a Bonhams auction of classic bikes and cars at the Barber Motorsport Museum in Birmingham on 6 October. Expect the bidding to be fast and furious - so much so that not even Bonhams' experts will hazard a guess as to how much it will go for.
Because there’s more: