| 1 |
 Simon Pagenaud |
18.05.1984 |
 Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 17 |  |
| 2 |
Josef Newgarden |
22.12.1990 |
Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 17 |  |
| 3 |
 Helio Castroneves |
10.05.1971 |
Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 17 |  |
| 12 |
 Will Power |
01.03.1979 |
Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 17 |  |
| 22 |
 Juan Pablo Montoya |
20.09.1975 |
Team Penske |
Dallara DW12 (MAk) - Chevrolet |
FI | 2 |  |
| 4 |
Conor Daly |
17.12.1991 |
A.J. Foyt Enterprises |
Dallara DW12 (MAk) - Chevrolet |
FI | 17 |  |
| 14 |
Carlos Muñoz |
02.01.1992 |
A.J. Foyt Enterprises |
Dallara DW12 (MAk) - Chevrolet |
FI | 17 |  |
| 40 |
Zach Veach |
09.12.1994 |
A.J. Foyt Enterprises |
Dallara DW12 (MAk) - Chevrolet |
FI | 1 |  |
| 5 |
 James Hinchcliffe |
05.12.1986 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 7 |
 Michael Aleshin |
22.05.1987 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 12 |  |
| 7 |
Sebastian Saavedra |
02.06.1990 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 3 |  |
| 7 |
 Jack Harvey |
15.04.1993 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 2 |  |
| 77 |
Jay Howard |
16.02.1981 |
Schmidt Peterson Motorsports |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 8 |
Max Chilton |
21.04.1991 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 9 |
 Scott Dixon |
22.07.1980 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 10 |
Tony Kanaan |
31.12.1974 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 83 |
Charlie Kimball |
20.02.1985 |
Chip Ganassi Racing |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 11 |
Spencer Pigot |
29.09.1993 |
Juncos Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 1 |  |
| 17 |
Sebastian Saavedra |
02.06.1990 |
Juncos Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 1 |  |
| 13 |
Zachary Claman De Melo |
20.04.1998 |
Rahal Letterman Lanigan Racing |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 15 |
Graham Rahal |
04.01.1989 |
Rahal Letterman Lanigan Racing |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 16 |
 Oriol Servia |
13.07.1974 |
Rahal Letterman Lanigan Racing |
Dallara DW12 (MAk) - Honda |
FI | 3 |  |
| 18 |
Sebastien Bourdais |
28.02.1979 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 8 |  |
| 18 |
James Davison |
28.08.1986 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 18 |
 Esteban Gutiérrez |
05.08.1991 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 7 |  |
| 18 |
Tristan Vautier |
22.08.1989 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 19 |
 Edward Jones |
12.02.1995 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 63 |
Pippa Mann |
11.08.1984 |
Dale Coyne Racing |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 20 |
Spencer Pigot |
29.09.1993 |
Ed Carpenter Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 11 |  |
| 20 |
Ed Carpenter |
03.03.1981 |
Ed Carpenter Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 6 |  |
| 21 |
J.R. Hildebrand |
03.01.1988 |
Ed Carpenter Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 16 |  |
| 21 |
Zach Veach |
09.12.1994 |
Ed Carpenter Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 1 |  |
| 24 |
Sage Karam |
03.05.1995 |
Dreyer & Reinbold Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 1 |  |
| 26 |
 Takuma Sato |
20.01.1977 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 27 |
Marco Andretti |
13.03.1987 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 28 |
Ryan Hunter-Reay |
17.12.1980 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
| 29 |
Fernando Alonso |
29.07.1981 |
Andretti Autosport |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 44 |
Buddy Lazier |
31.10.1967 |
Lazier Partners Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 1 |  |
| 50 |
Jack Harvey |
15.04.1993 |
Michael Shank Racing |
Dallara DW12 (MAk) - Honda |
FI | 1 |  |
| 88 |
Gabriel Chaves |
07.07.1993 |
Harding Racing |
Dallara DW12 (MAk) - Chevrolet |
FI | 3 |  |
| 98 |
Alexander Rossi |
25.09.1991 |
Andretti Herta Autosport |
Dallara DW12 (MAk) - Honda |
FI | 17 |  |
