| 1 |
 Will Power |
01.03.1979 |
 Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 2 |
 Juan Pablo Montoya |
20.09.1975 |
Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 3 |
 Helio Castroneves |
10.05.1971 |
Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 22 |
 Simon Pagenaud |
18.05.1984 |
Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 4 |
 Stefano Coletti |
06.04.1989 |
KV Racing Technology |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 11 |
Sebastien Bourdais |
28.02.1979 |
KV Racing Technology |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 88 |
Bryan Clauson |
15.06.1989 |
KV Racing Technology |
Dallara DW12 (MAk) - Chevrolet |
FI | 1 |  |
| 5 |
 James Hinchcliffe |
05.12.1986 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 5 |  |
| 5 |
Ryan Briscoe |
24.09.1981 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 8 |  |
| 7 |
 James Jakes |
04.08.1987 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 16 |  |
| 43/5 |
Conor Daly |
17.12.1991 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 4 |  |
| 77 |
 Michael Aleshin |
22.05.1987 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 6 |
J.R. Hildebrand |
03.01.1988 |
CFH Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 2 |  |
| 20 |
 Luca Filippi |
09.08.1985 |
CFH Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 10 |  |
| 20 |
Ed Carpenter |
03.03.1981 |
CFH Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 6 |  |
| 67/21 |
Josef Newgarden |
22.12.1990 |
CFH Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 8 |
Sage Karam |
03.05.1995 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 12 |  |
| 8/17 |
Sebastian Saavedra |
02.06.1990 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 5 |  |
| 9 |
 Scott Dixon |
22.07.1980 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 10 |
Tony Kanaan |
31.12.1974 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 83 |
Charlie Kimball |
20.02.1985 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 14 |
 Takuma Sato |
20.01.1977 |
A.J. Foyt Enterprises |
Dallara DW12 (MAk) - Honda |
FI | 16 |  |
| 41 |
Jack Hawksworth |
28.02.1991 |
A.J. Foyt Enterprises |
Dallara DW12 (MAk) - Honda |
FI | 16 |  |
| 48 |
Alexandre Tagliani |
18.10.1972 |
A.J. Foyt Enterprises |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 15 |
Graham Rahal |
04.01.1989 |
Rahal Letterman Lanigan Racing |
Dallara DW12 (MAk) - Honda |
FI | 16 |  |
| 32 |
 Oriol Servia |
13.07.1974 |
Rahal Letterman Lanigan Racing |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 18 |
Carlos Huertas |
22.06.1991 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 3 |  |
| 18 |
Rocky Moran |
11.01.1980 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 0 |  |
| 18 |
Conor Daly |
17.12.1991 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 18 |
 Rodolfo Gonzalez |
14.05.1986 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 6 |  |
| 19 |
Francesco Dracone |
21.09.1983 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 5 |  |
| 19 |
James Davison |
28.08.1986 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 19/18 |
Tristan Vautier |
22.08.1989 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 11 |  |
| 63/18 |
Pippa Mann |
11.08.1984 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 6 |  |
| 24 |
Townsend Bell |
19.04.1975 |
Dreyer & Reinbold Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 1 |  |
| 25 |
Justin Wilson |
31.07.1978 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 6 |  |
| 25 |
Oriol Servia |
13.07.1974 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 25/29 |
 Simona de Silvestro |
01.09.1988 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 3 |  |
| 26 |
Carlos Muñoz |
02.01.1992 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 16 |  |
| 27 |
Marco Andretti |
13.03.1987 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 16 |  |
| 28 |
Ryan Hunter-Reay |
17.12.1980 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 16 |  |
| 91 |
Buddy Lazier |
31.10.1967 |
Lazier Partners Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 0 |  |
| 98 |
Gabriel Chaves |
07.07.1993 |
Bryan Herta Autosport |
Dallara DW12 (MAk) - Honda |
FI | 16 |  |
