NASCAR superstar Jimmie Johnson, winner of 74 Sprint Cup Series races and six championships since his humble beginnings as a middle-of-the-road driver 14 years ago, turned 40 on Sept. 17, 2015. In celebration of his 40th birthday, we present these 40 rare photos of Johnson through the years.
SI Apps
We've Got Apps Too
Get expert analysis, unrivaled access, and the award-winning storytelling only SI can provide - from Peter King, Tom Verducci, Lee Jenkins, Seth Davis, and more - delivered straight to you, along with up-to-the-minute news and live scores.