In 2008, Jimmie Johnson led 1,959 laps.
Jimmie Johnson led one lap out of the first 90 laps in the 2010 Homestead race. It was lap #71.
Jimmie Johnson (95 laps lead)
09 Indy has not been run and Dale Jr does not race Indy cars
Darrell Waltrip led 103 laps in 1974.
In 2012, Kasey Kahne led 282 laps in the Nascar Cup Series, 106 laps in the Nationwide Series and 46 laps in the Truck Series..
In 2012, Dale Jr. led 358 laps in the Nascar Cup Series. He also led 33 laps in the Nationwide Series.
Dale Jr. led four laps in the 2010 Daytona 500.
In the 2011 Daytona 500, Dale Jr. led nine laps.
Dale Earnhardt Sr. led 107 laps in the 1998 Daytona 500.
Kyle Busch led 2,229 laps in the 2010 Nascar Nationwide Series.