There are few more iconic pieces of Americana than a Harley-Davidson motorcycle. But its singular Americanness - the thing that has kept the brand popular for decades - may now be a harbinger of its downfall.\nPodcast production by Jess Miller, with help from Asha Saluja.\nSlate Plus members get ad-free podcasts and bonus episodes of shows like Dear Prudence and Slow Burn. Sign up now to listen and support our work.\nLearn more about your ad choices. Visit megaphone.fm/adchoices