| 16 | Jim Turner | Irving | 250SX sx450SX | February 28, 1975 |
| 19 | John Savitski | Irving | 250SX sx450SX | February 28, 1975 |
| 5 | Marty Tripes | Irving | 250SX sx450SX | February 28, 1975 |
| 17 | Ron Pomeroy | Irving | 250SX sx450SX | February 28, 1975 |
| 22 | Jim Turner | Daytona | 250SX sx450SX | March 8, 1975 |
| 27 | Kelvin Thomas | Daytona | 250SX sx450SX | March 8, 1975 |
| 19 | John Savitski | Daytona | 250SX sx450SX | March 8, 1975 |
| 23 | Johnny Williams | Daytona | 250SX sx450SX | March 8, 1975 |
| 29 | Ron Pomeroy | Daytona | 250SX sx450SX | March 8, 1975 |
| 4 | Marty Tripes | Daytona | 250SX sx450SX | March 8, 1975 |
| 6 | Ken Zahrt | Houston | 250SX sx450SX | March 14, 1975 |
| 14 | John Savitski | Houston | 250SX sx450SX | March 14, 1975 |
| 20 | Tony Wynn | Houston | 250SX sx450SX | March 14, 1975 |
| 13 | Ron Pomeroy | Houston | 250SX sx450SX | March 14, 1975 |
| 19 | Bill Greene | Houston | 250SX sx450SX | March 14, 1975 |
| 15 | Ken Zahrt | Hangtown Motocross Classic | 250MX mx450 | April 6, 1975 |
| 8 | John Savitski | Hangtown Motocross Classic | 250MX mx450 | April 6, 1975 |
| 10 | Dan Turner | Hangtown Motocross Classic | 125MX mx250 | April 6, 1975 |
| 6 | Kevin Henry | Hangtown Motocross Classic | 125MX mx250 | April 6, 1975 |
| 20 | Daniel Faucett | Hangtown Motocross Classic | 250MX mx450 | April 6, 1975 |
| 11 | Marty Tripes | Hangtown Motocross Classic | 250MX mx450 | April 6, 1975 |
| 11 | Eddie Cole | Hangtown Motocross Classic | 125MX mx250 | April 6, 1975 |
| 9 | Stewart Anderson | Hangtown Motocross Classic | 125MX mx250 | April 6, 1975 |
| 5 | John Savitski | Appalachia Lake Park | 250MX mx450 | May 4, 1975 |
| 17 | Denny Ashworth | Castle Point Moto Sport Park | 250MX mx450 | May 25, 1975 |
| 11 | Ken Zahrt | Castle Point Moto Sport Park | 250MX mx450 | May 25, 1975 |
| 18 | John James | Castle Point Moto Sport Park | 250MX mx450 | May 25, 1975 |
| 13 | Jim Turner | Castle Point Moto Sport Park | 250MX mx450 | May 25, 1975 |
| 9 | John Savitski | Castle Point Moto Sport Park | 250MX mx450 | May 25, 1975 |
| 20 | John Savitski | Omaha Moto Park | 250MX mx450 | June 1, 1975 |
| 12 | Arlo Englund | Omaha Moto Park | 250MX mx450 | June 1, 1975 |
| 15 | Jim Turner | Omaha Moto Park | 250MX mx450 | June 1, 1975 |
| 19 | Arlo Englund | Lake Whitney Cycle Ranch | 250MX mx450 | June 15, 1975 |
| 6 | Jim Turner | Lake Whitney Cycle Ranch | 250MX mx450 | June 15, 1975 |
| 10 | John Savitski | Lake Whitney Cycle Ranch | 250MX mx450 | June 15, 1975 |
| 8 | Bill Keese | Midland Motocross Park | 125MX mx250 | June 29, 1975 |
| 15 | Denny Ashworth | Omaha Moto Park | 125MX mx250 | July 13, 1975 |
| 17 | Bill Keese | Omaha Moto Park | 125MX mx250 | July 13, 1975 |
| 7 | Dan Turner | Delta Motorsport Park | 125MX mx250 | July 27, 1975 |
| 15 | Denny Ashworth | Delta Motorsport Park | 125MX mx250 | July 27, 1975 |
| 5 | Dan Turner | Appalachia Lake Park | 125MX mx250 | August 3, 1975 |
| 20 | Bill Keese | Appalachia Lake Park | 125MX mx250 | August 3, 1975 |
| 14 | John Borders | Moto-Masters Park | 500MX mx500MX | August 10, 1975 |
| 18 | John James | Moto-Masters Park | 500MX mx500MX | August 10, 1975 |
| 10 | John Borders | Lake Sugar Tree MX Park | 500MX mx500MX | August 17, 1975 |
| 14 | John Savitski | Lake Sugar Tree MX Park | 500MX mx500MX | August 17, 1975 |
| 3 | Dan Turner | Cycle-Rama | 125MX mx250 | August 24, 1975 |
| 20 | Scott Jordan | Ohio International Raceway | 500MX mx500MX | August 24, 1975 |
| 7 | Marty Tripes | Ohio International Raceway | 500MX mx500MX | August 24, 1975 |
| 14 | Steven Floyd | Ohio International Raceway | 500MX mx500MX | August 24, 1975 |
| 14 | Scott Jordan | Motocross West | 500MX mx500MX | September 1, 1975 |
| 19 | Denny Ashworth | Motocross West | 125MX mx250 | September 1, 1975 |
| 15 | John Borders | Motocross West | 500MX mx500MX | September 1, 1975 |
| 6 | John Savitski | Motocross West | 500MX mx500MX | September 1, 1975 |
| 2 | Dan Turner | Motocross West | 125MX mx250 | September 1, 1975 |