Lance Armstrong’s Trek Speed Concept By Aaron HershPublished Feb 10, 2012 comments Tweet Share Share Print << Back to StoryOpen full size in new window.Armstrong opted for the Bontrager Aeolus D3 7 front wheel rather than the deeper Aeolus D3 9. Photo: Matt Shriver The prototype Bontrager Hilo saddle. Photo: Matt Shriver comments Tweet Share Share Print Liz Hichens is the Web Producer of Triathlete.com. She is an Ironman and marathon finisher and fan of all endurance sports. Follow @lizhichensFollow on Google+All articles by Liz