2003 American Le Mans Series season
The American Le Mans Series began in 2003 with the 12 - hour race at Sebring on 21 April 2003 and ended on 18 October 2003 at the Road Atlanta.
- 2.1 LMP 900 drivers, manufacturers and teams
- 2.2 LMP 675 drivers, manufacturers and teams
- 2.3 GTS drivers, manufacturers and teams
- 2.4 GT drivers, manufacturers and teams
Results
Race Calendar
Overall winners are highlighted in bold.