The 2011 NASCAR Cup Series races at superspeedways featured tandem drafting, a short-lived phenomenon that made for exciting finishes.
In 2011, Jimmie Johnson, aided by Dale Earnhardt Jr., won a race by .002 seconds, tied for the closest finish in NASCAR history at the time.
The couple that tandems together, signs together.
With 319 victories in points-paying races, checkered flags are common, but this signed flag is a unique artifact.
Author's summary: Jimmie Johnson's autograph is available, but not on this flag signed by Dale Earnhardt Jr.