Harley has been scoring product placements in Marvel movies for years now, but the iconic comic book publisher and America’s biggest motorcycle manufacturer just took their relationship a step further by teaming up to build 25 custom choppers tricked out with superhero decals. View full post on YoutubeThe Super Hero Customs were made to celebrate the 75th anniversary of Captain America, who burst onto the superhero scene in Captain America Comics #1 back in 1941 before the United States entered the Second World War. The superhero Harleys were built by Harley-Davidson dealerships across Australia and New Zealand. Though none of these amazing hogs are for sale, you can vote for your favorite on Harley’s website, which automatically enters you for a chance to win one of the badass bikes—as long as you are an Aussie or Kiwi, or at least live down under.If not, you can check out all the fantastic designs below.Ultron Night Rod Special “Intelligence” Harley-Davidson/MarvelPunisher Forty-Eight “Justice"Harley-Davidson/MarvelIron Man V-Rod Muscle “Boldness"Harley-Davidson/MarvelGhost Rider Road Glide Special “Transformative"Harley-Davidson/MarvelSpider-Man Iron 883 “Agility"Harley-Davidson/MarvelBlack Panther Breakout “Pride"Harley-Davidson/MarvelThor Breakout “Fearless"Harley-Davidson/MarvelDrax Fat Bob “Unrelenting” Harley-Davidson/MarvelThanos Street Glide Special “Voracious"Harley-Davidson/MarvelHulk Fat Boy Lo “Strength"Harley-Davidson/MarvelBlack Widow Iron 883 “Uncompromising"Harley-Davidson/MarvelGroot Street Glide Special “Devotion"Harley-Davidson/MarvelSpider-Gwen Street 500 “Vigilance” Harley-Davidson/MarvelWasp Roadster “Fun-Loving"Harley-Davidson/MarvelAnt-Man Low Rider 5 “No-Nonsense"Harley-Davidson/MarvelGroot Street Glide Special “Big-Hearted"Harley-Davidson/MarvelPunisher Forty-Eight “Up-Front"Harley-Davidson/MarvelCaptain America Street Glide Special “Freedom"Harley-Davidson/MarvelSpider-Gwen Street 500 “Alternative” Harley-Davidson/MarvelDrax Fat Bob “Persuasive” Harley-Davidson/MarvelIron Man V-Rod Muscle “Courage"Harley-Davidson/MarvelBlack Panther Breakout “Ferocious"Harley-Davidson/MarvelUltron Night Rod Special “Rogue"Harley-Davidson/MarvelAnt-Man Street Bob “Heart"Harley-Davidson/MarvelBlack Widow Iron 883 “Solitary"Harley-Davidson/MarvelSource: Harley-Davidson/Marvel via io9Jay BennettAssociate Editor Jay Bennett is the associate editor of PopularMechanics.com. He has also written for Smithsonian, Popular Science and Outside Magazine.