Equipes et pilotes 2009
derniere modification : 23/12/2008
 Team Penske | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #3  Helio CASTRONEVES#6  Ryan BRISCOE#12 Will POWER | |
| Chip Ganassi Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #9  Scott DIXON#10  Dario FRANCHITTI | |
| Andretti Green Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #7 Danica PATRICK #11 Tony KANAAN#25  Franck MONTAGNY#26 Marco ANDRETTI#27  Hideki MUTOH | |
| Vision Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #20 Ed CARPENTER #21 Ryan HUNTER-REAY | |
| Dreyer & Reinbold | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #23  Milka DUNO#23 Darren MANNING#24 Mike CONWAY#43  Tomas SCHECKTER#43 Roger YASUKAWA#44 Davey HAMILTON | |
| Newman/Haas/Lanigan Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #2 Graham RAHAL #6 Alex LLOYD#6  Robert DOORNBOS#6  Oriol SERVIA | |
| Panther Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #4 Dan WHELDON #16 Scott SHARP | |
| HVM Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #13 Ernesto VISO #33 Robert DOORNBOS#100 Nelson PHILIPPE | |
| AJ Foyt Enterprises | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #14 Ryan HUNTER-REAY #14  Paul TRACY#14 Vitor MEIRA#41 A.J. FOYT IV | |
| Conquest Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #34 Nelson PHILIPPE #34 Alex TAGLIANI#34 Kosuke MATSUURA#36 Bruno JUNQUIERA | |
| Curb/Agajanian/3G Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #0 Tomas SCHECKTER #98  Richard ANTINUCCI#98 Stanton BARRETT#98 Jaques LAZIER | |
| Luzco-Dragon Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #2 Raphael MATOS | |
| KV Racing Technology | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #5 Mario MORAES #8 Townsend BELL#15 Paul TRACY | |
| Sarah Fisher Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #67 Sarah FISHER | |
| Rubicon Team Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #44 Buddy RICE | |
| Dale Coyne Racing | ||
| Chassis: Dallara Moteur: Honda Pneus: Firestone | #18 Justin WILSON #19 Tomas SCHECKTER | |
Ecuries engagées uniquement aux 500 Miles d'Indianapolis
| Ecuries | Chassis | Moteur | Pneus | Pilotes titulaires |
| Richard Petty Motorsports | Dallara | Honda | Firestone | #43 John ANDRETTI |
| Rahal Lettermann Racing | Dallara | Honda | Firestone | #17 Oriol SERVIA |
| Hemelgarn Racing | Dallara | Honda | Firestone | #91 Buddy LAZIER |
| Sam Schmidt Racing | Dallara | Honda | Firestone | #99 Alex LLOYD |