1975 USAC Championship Car season
| 1975 USAC Championship Car season | |
|---|---|
| USAC National Championship Trail | |
| Season | |
| Races | 13 |
| Start date | March 2 |
| End date | November 9 |
| Awards | |
| National champion |
 A. J. Foyt
|
| Indianapolis 500 winner |
Bobby Unser
|
The 1975 USAC Championship Car season consisted of 13 races, beginning in Ontario, California on March 2 and concluding in Avondale, Arizona on November 9. The USAC National Champion was A. J. Foyt and the Indianapolis 500 winner was Bobby Unser.
All races running on Oval/Speedway.
Note1: Bobby Allison and George Follmer not eligible for points.
Note2: Jerry Grant scored points at Ontario but competed with an FIA License
Note3: Bentley Warren scored 100 points at Pocono, but forfeited those points due to a rule violation
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