IndyCar: Driver Power Rankings after 2018 Kohler Grand Prix
By Asher Fair
#10 through #6
. No. 98. Andretti Herta Autosport, Honda. MARCO ANDRETTI. #10
| Last Rank | 10th (-) |
| Races | 10 |
| Top 10 finishes | 5 |
| Top 5 finishes | 1 |
| Podium finishes | 0 |
| Wins | 0 |
| Average finish | 10.00 |
| Average finish in last five races | 10.00 |
| Most recent finish | 11th |
| Points in most recent race | 19 |
| Standings position | 10th |
| Points | 232 |
Team Penske, Chevrolet. SIMON PAGENAUD. #9. . No. 22
| Last Rank | 9th (-) |
| Races | 10 |
| Top 10 finishes | 7 |
| Top 5 finishes | 1 |
| Podium finishes | 1 |
| Wins | 0 |
| Average finish | 10.60 |
| Average finish in last five races | 8.40 |
| Most recent finish | 7th |
| Points in most recent race | 26 |
| Standings position | 8th |
| Points | 255 |
#8. . No. 5. Schmidt Peterson Motorsports, Honda. JAMES HINCHCLIFFE
| Last Rank | 5th (-3) |
| Races | 9 |
| Top 10 finishes | 7 |
| Top 5 finishes | 3 |
| Podium finishes | 1 |
| Wins | 0 |
| Average finish | 7.78 |
| Average finish in last five races | 9.60 |
| Most recent finish | 10th |
| Points in most recent race | 20 |
| Standings position | 11th |
| Points | 229 |
. No. 12. Team Penske, Chevrolet. WILL POWER. #7
| Last Rank | 4th (-3) |
| Races | 10 |
| Top 10 finishes | 6 |
| Top 5 finishes | 4 |
| Podium finishes | 4 |
| Wins | 2 |
| Average finish | 10.70 |
| Average finish in last five races | 10.20 |
| Most recent finish | 23rd |
| Points in most recent race | 7 |
| Standings position | 5th |
| Points | 328 |
No. 6. Schmidt Peterson Motorsports, Honda. ROBERT WICKENS. #6.
| Last Rank | 8th (+2) |
| Races | 10 |
| Top 10 finishes | 7 |
| Top 5 finishes | 4 |
| Podium finishes | 2 |
| Wins | 0 |
| Average finish | 9.60 |
| Average finish in last five races | 9.40 |
| Most recent finish | 5th |
| Points in most recent race | 30 |
| Standings position | 7th |
| Points | 274 |