2006 | 2006 in music | 2006 FIFA World Cup | Indianapolis 500 | 2006 Commonwealth Games | Fortune 500 | 2006 Central American and Caribbean Games | Swimming at the 2006 Central American and Caribbean Games | ATP World Tour 500 series | 2006 in television | Daytona Beach, Florida | 2006 Winter Olympics | 2006 ATP Tour | Canadian federal election, 2006 | 2006 Asian Games | S&P 500 | 2006 in baseball | Eurovision Song Contest 2006 | Daytona International Speedway | Daytona 500 | Casino Royale (2006 film) | 24 Hours of Daytona | Robin Hood (2006 TV series) | Montenegrin independence referendum, 2006 | Daytona Beach | 2006 Australian Open | Invincible (2006 film) | 2006 World Series of Poker | 2006 NFL season | Miss Universe 2006 |
Grubb spent four years as an assistant with Hendrick Motorsports, before taking over the crew chief job temporarily for Jimmie Johnson's team at the 2006 Daytona 500, after regular crew chief Chad Knaus was suspended.