| Wins |
Rahal Letterman Lanigan |
| Race |
Car / Driver |
Grid |
Position |
Laps |
Reason |
| 2015 |
| Fontana |
Dallara-Honda / Graham Rahal |
19 |
1 |
250 |
running |
| Mid-Ohio |
Dallara-Honda / Graham Rahal |
13 |
1 |
90 |
running |
| Race |
Car / Driver |
Grid |
Position |
Laps |
Reason |
| 2016 |
| Fort Worth |
Dallara-Honda / Graham Rahal |
13 |
1 |
248 |
running |
| Race |
Car / Driver |
Grid |
Position |
Laps |
Reason |
| 2017 |
| Belle Isle |
Dallara-Honda / Graham Rahal |
1 |
1 |
70 |
running |
| Belle Isle |
Dallara-Honda / Graham Rahal |
3 |
1 |
70 |
running |
| Race |
Car / Driver |
Grid |
Position |
Laps |
Reason |
| 2018 |
| Portland |
Dallara-Honda / Takuma Sato |
20 |
1 |
105 |
running |
| Race |
Car / Driver |
Grid |
Position |
Laps |
Reason |
| 2019 |
| Birmingham |
Dallara-Honda / Takuma Sato |
1 |
1 |
90 |
running |
| Gateway |
Dallara-Honda / Takuma Sato |
5 |
1 |
248 |
running |
| Race |
Car / Driver |
Grid |
Position |
Laps |
Reason |
| 2020 |
| Indianapolis |
Dallara-Honda / Takuma Sato |
3 |
1 |
200 |
running |
| Race |
Car / Driver |
Grid |
Position |
Laps |
Reason |
| 2023 |
| Toronto |
Dallara-Honda / Christian Lundgaard |
1 |
1 |
85 |
running |
|
|
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