| U.S. Riders | Canadian Riders |
| U.S. Teams | Canadian Teams |
| U.S. Qualifiers |
175cc Class
Dennis Vandecar(165)...175 Penton...Retired Day 4
A. Smith(176)...175 Hercules...Bronze...240, 9422.0
Dane Leimbach(197)...175 Penton...Gold...0, 2735.2
Gary Edmond(202)...175 CanAm...Bronze...0, 7787.7
Jeff Gerber(207)...175 Penton...Retired
(hit by a cement truck on the 1 st day)
Dan Young(212)...175 Penton...Gold...0, 2630.8
350cc Class
Ron Bishop(221)...340 Rokon...Retired Day 3
Jim Hollander(229)...340 Rokon...Bronze...50,
5447.6
Doug Wilford(235)...Hercules Wankel...Broken
Ribs...Retired Day 4
Jim Fogle(239)...340 Rokon...Bronze...50, 6441.0
Dick Mann(243)...350? OSSA...Bronze...0, 6202.7
Dave Mungenast(246)...Rokon 350...Club
Team...Body broke, AGAIN...Retired Day 4
Kevin Lavoie(248)...350 OSSA...Silver...420, 3766.5
Carl Cranke(250)...350 Penton..Gold...0,
2606.1
Malcolm Smith(252)...350 Husqvarna...Gold...0, 2624.8
Charlie Vincent(254)...350 OSSA...Retired Day 4
Ken Maahs(255)...350 Husqvarna...Retired Day 1
Jim Simmons(256)...340 Rokon...Retired Day 5
Charlie Bethards(265)...350 Bultaco...Retired Day 5
500cc Class
Barry Higgins(275)...386 Maico...Retired Day 3
Chris Carter(285)...397 Yamaha...Bronze...0, 8744.8
Ed Schmidt(290)...400 Lindstrom...Bronze...0, 7257.5
| Forked River, New Jersey Janurary 18-19, 1975
|
Bad Rock, Weston, Oregon May 10-11, 1975
|
| California City, California March 14-15, 1975
|
Picayune, Mississippi May 24-25, 1975
|
| Fort Hood, Texas April 13-14, 1975
|
Potosi, Missouri May 30- June 1, 1975
|
| Birmingham, Alabama April 19-20, 1975
|
Hannibal, New York June 14-15, 1975
|
| Trask Mountain, McMinnville, Oregon May 3-4 1975
|