| 1 | Nicholas D Romano | 250 B ll250 B | 2021 | Yamaha |
| 3 | Gage Linville | 250 B ll250 B | 2021 | Yamaha |
| 12 | Thomas C Welch | 250 B ll250 B | 2021 | Yamaha |
| 18 | Tristin H Moffitt | 250 B ll250 B | 2021 | Yamaha |
| 19 | Benjamin Garib | 250 B ll250 B | 2021 | Yamaha |
| 25 | Mikey Durden | 250 B ll250 B | 2021 | Yamaha |
| 27 | James Momberg | 250 B ll250 B | 2021 | Yamaha |
| 30 | Brady A Deyoung | 250 B ll250 B | 2021 | Yamaha |
| 32 | Myles Gilmore | 250 B ll250 B | 2021 | Yamaha |
| 34 | Travis Mecking | 250 B ll250 B | 2021 | Yamaha |
| 36 | Christian Mccauley | 250 B ll250 B | 2021 | Yamaha |
| 37 | Brandon Espe-tiegs | 250 B ll250 B | 2021 | Yamaha |
| 41 | Sebastian Balbuena | 250 B ll250 B | 2021 | Yamaha |
| 2 | Gage Linville | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 7 | Jordan Biese | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 10 | Larry Reyes Jr | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 13 | Hamden Hudson | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 16 | Thomas C Welch | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 21 | Jared Gumeson | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 22 | Peyton C Jackson | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 25 | Gage B Stine | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 28 | Dakota Bender | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 33 | Travis Mecking | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 36 | Christian Mccauley | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 37 | James Momberg | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 38 | Devin Salo | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 41 | Brady A Deyoung | 250 B Limited ll250 B Limited | 2021 | Yamaha |
| 1 | Brandon Bollino | 250 C ll250 C | 2021 | Yamaha |
| 3 | Colin Dellarco | 250 C ll250 C | 2021 | Yamaha |
| 4 | Cason Pinkston | 250 C ll250 C | 2021 | Yamaha |
| 6 | Julian Wojcik | 250 C ll250 C | 2021 | Yamaha |
| 16 | Aron Kaip | 250 C ll250 C | 2021 | Yamaha |
| 17 | Seth Billingsley | 250 C ll250 C | 2021 | Yamaha |
| 25 | Wyatt Fields | 250 C ll250 C | 2021 | Yamaha |
| 26 | Connor R Dawkins | 250 C ll250 C | 2021 | Yamaha |
| 33 | Alex Orourke | 250 C ll250 C | 2021 | Yamaha |
| 38 | Ross Oconnor | 250 C ll250 C | 2021 | Yamaha |
| 3 | Mitchell K Pratt | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 6 | Ezra Beckett | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 8 | Chase Gunderson | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 15 | Chance Kaiser | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 16 | Kobyn Kimmel | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 19 | Jordan Batt | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 24 | Thomas Ralston | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 27 | Joey Promenschenkel | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 28 | Chase Forsberg | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 32 | Gavin C Putnam | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 34 | Max Makousky | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 42 | Alex Orourke | 250 C Limited ll250 C Limited | 2021 | Yamaha |
| 4 | James Grace | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 9 | Chase Gunderson | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 10 | Brodie M Oconnor | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 12 | Colin Dellarco | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 13 | Connor Cappetta | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 17 | Ezra Beckett | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 26 | Gavin C Putnam | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 27 | Kobyn Kimmel | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 28 | Will Andrews | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 33 | Chance Kaiser | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 41 | Kaleb Hale | 250 C Jr. (12-17) Limited ll250 C Jr. (12-17) Limited | 2021 | Yamaha |
| 5 | Gage B Stine | 450 B ll450 B | 2021 | Yamaha |
| 8 | Riley Allen | 450 B ll450 B | 2021 | Yamaha |
| 11 | Cobey Carper | 450 B ll450 B | 2021 | Yamaha |
| 13 | Alex Ransom | 450 B ll450 B | 2021 | Yamaha |
| 17 | Cole R Jones | 450 B ll450 B | 2021 | Yamaha |
| 20 | Tristin H Moffitt | 450 B ll450 B | 2021 | Yamaha |
| 22 | Joe Desimone | 450 B ll450 B | 2021 | Yamaha |
| 26 | Jaxen Driskell | 450 B ll450 B | 2021 | Yamaha |
| 36 | Nicholas R Niles | 450 B ll450 B | 2021 | Yamaha |
| 2 | Larry Reyes Jr | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 6 | Alex Ransom | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 10 | Hamden Hudson | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 16 | Cobey Carper | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 17 | Cole R Jones | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 18 | Jordan Biese | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 23 | Joe Desimone | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 26 | Hayden Justice | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 27 | Jared Gumeson | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 34 | Dakota Bender | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 39 | Ian Kearon | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 40 | Hunter Cross | 450 B Limited ll450 B Limited | 2021 | Yamaha |
| 1 | Brennan Schofield | 450 C ll450 C | 2021 | Yamaha |
| 3 | Mitchell K Pratt | 450 C ll450 C | 2021 | Yamaha |
| 7 | Wyatt Fields | 450 C ll450 C | 2021 | Yamaha |
| 9 | Aron Kaip | 450 C ll450 C | 2021 | Yamaha |
| 10 | Brandon Bollino | 450 C ll450 C | 2021 | Yamaha |
| 13 | Julian Wojcik | 450 C ll450 C | 2021 | Yamaha |
| 20 | Thomas Ralston | 450 C ll450 C | 2021 | Yamaha |
| 23 | Brody N Conkling | 450 C ll450 C | 2021 | Yamaha |
| 26 | Jay Kinder | 450 C ll450 C | 2021 | Yamaha |
| 27 | Jage Pope | 450 C ll450 C | 2021 | Yamaha |
| 31 | Noah Mclaughlin | 450 C ll450 C | 2021 | Yamaha |
| 37 | Kaleb Hale | 450 C ll450 C | 2021 | Yamaha |
| 40 | Cj Pruitt | 450 C ll450 C | 2021 | Yamaha |
| 2 | Cason Pinkston | 125 C ll125 C | 2021 | Yamaha |
| 3 | James Grace | 125 C ll125 C | 2021 | Yamaha |
| 13 | Connor R Dawkins | 125 C ll125 C | 2021 | Yamaha |
| 19 | Connor Cappetta | 125 C ll125 C | 2021 | Yamaha |
| 20 | Christopher B Watts | 125 C ll125 C | 2021 | Yamaha |
| 23 | Brodie M Oconnor | 125 C ll125 C | 2021 | Yamaha |
| 36 | Jet Jarrard | 125 C ll125 C | 2021 | Yamaha |
| 38 | Kayleb Lentz | 125 C ll125 C | 2021 | Yamaha |
| 2 | Collin Allen | 125cc (12-17) B/C ll125cc (12-17) B/C | 2021 | Yamaha |
| 6 | Logan Best | 125cc (12-17) B/C ll125cc (12-17) B/C | 2021 | Yamaha |
| 9 | Trevin Nelson | 125cc (12-17) B/C ll125cc (12-17) B/C | 2021 | Yamaha |
| 11 | Slade Varola | 125cc (12-17) B/C ll125cc (12-17) B/C | 2021 | Yamaha |
| 15 | Crockett Myers | 125cc (12-17) B/C ll125cc (12-17) B/C | 2021 | Yamaha |
| 20 | Ryder Thompson | 125cc (12-17) B/C ll125cc (12-17) B/C | 2021 | Yamaha |
| 35 | Nathan Dulaney | 125cc (12-17) B/C ll125cc (12-17) B/C | 2021 | Yamaha |
| 38 | Brock Stiener | 125cc (12-17) B/C ll125cc (12-17) B/C | 2021 | Yamaha |
| 2 | Crockett Myers | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 3 | Collin Allen | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 6 | Logan Best | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 11 | Trevin Nelson | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 14 | Slade Varola | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 15 | Ryder Thompson | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 27 | Nathan Dulaney | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 37 | Toby Cleveland | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 39 | Brock Stiener | Schoolboy 1 (12-17) B/C llSchoolboy 1 (12-17) B/C | 2021 | Yamaha |
| 2 | Benjamin Garib | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 3 | Nicholas D Romano | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 14 | Sebastian Balbuena | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 16 | Peyton C Jackson | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 17 | Mikey Durden | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 18 | Myles Gilmore | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 26 | Jaxen Driskell | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 28 | Carson Eads | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 34 | Brandon Espe-tiegs | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 36 | Gavin Mays | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 42 | Ian Kearon | Schoolboy 2 (12-17) B/C llSchoolboy 2 (12-17) B/C | 2021 | Yamaha |
| 1 | Levi T Kitchen | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 6 | Kaeden Amerine | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 7 | Jace Kessler | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 9 | Tommy Rios | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 21 | Evan Haimowitz | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 23 | Andrew T Hertzler | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 26 | Brandon Scharer | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 27 | Judson Wisdom | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 28 | J Ryder Fox | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 31 | Gavin Brough | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 35 | Brandon Ray | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 38 | Luca Marsalisi | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 39 | Blaze Cremaldi | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 40 | Caleb Mitchell | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 42 | Pierce Knight | Open Pro Sport llOpen Pro Sport | 2021 | Yamaha |
| 1 | Levi T Kitchen | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 7 | Kaeden Amerine | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 10 | Tommy Rios | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 11 | Jace Kessler | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 12 | Brandon Scharer | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 14 | Blaze Cremaldi | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 15 | Evan Haimowitz | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 21 | Andrew T Hertzler | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 22 | Ashton Bloxom | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 28 | Luca Marsalisi | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 29 | J Ryder Fox | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 32 | Gavin Brough | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 37 | Brandon Ray | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 39 | Pierce Knight | 250 Pro Sport ll250 Pro Sport | 2021 | Yamaha |
| 5 | Riley Allen | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 13 | Ashton Bloxom | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 16 | Hunter Cross | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 17 | Hayden Justice | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 32 | Bryce Lizarraga | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 34 | Brandon Mason | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 36 | Jayshon Porter | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 37 | Maddison Booth | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 39 | Shad Echelberger Jr | College (18-24)** llCollege (18-24)** | 2021 | Yamaha |
| 8 | Judson Wisdom | Junior (25+) llJunior (25+) | 2021 | Yamaha |
| 12 | Jon Murray Barr | Junior (25+) llJunior (25+) | 2021 | Yamaha |
| 22 | Sean Cunningham | Junior (25+) llJunior (25+) | 2021 | Yamaha |
| 25 | Joey J Olson | Junior (25+) llJunior (25+) | 2021 | Yamaha |
| 28 | Caleb Mitchell | Junior (25+) llJunior (25+) | 2021 | Yamaha |
| 31 | Corey Pennington | Junior (25+) llJunior (25+) | 2021 | Yamaha |
| 32 | Jacob A Berger | Junior (25+) llJunior (25+) | 2021 | Yamaha |
| 9 | Adam Britt | Vet (30+)** llVet (30+)** | 2021 | Yamaha |
| 13 | Robby Mcquary | Vet (30+)** llVet (30+)** | 2021 | Yamaha |
| 15 | Joey J Olson | Vet (30+)** llVet (30+)** | 2021 | Yamaha |
| 16 | Darrin Mees | Vet (30+)** llVet (30+)** | 2021 | Yamaha |
| 22 | Robbie Smith | Vet (30+)** llVet (30+)** | 2021 | Yamaha |
| 29 | Corey Pennington | Vet (30+)** llVet (30+)** | 2021 | Yamaha |
| 33 | Jordan Oxley | Vet (30+)** llVet (30+)** | 2021 | Yamaha |
| 34 | Jetti Pifer | Vet (30+)** llVet (30+)** | 2021 | Yamaha |
| 7 | Donald Leddy | Senior (40+)** llSenior (40+)** | 2021 | Yamaha |
| 16 | Frank Eckel | Senior (40+)** llSenior (40+)** | 2021 | Yamaha |
| 21 | Steve Schoen | Senior (40+)** llSenior (40+)** | 2021 | Yamaha |
| 27 | Rodney M Horrocks | Senior (40+)** llSenior (40+)** | 2021 | Yamaha |
| 34 | Shay Traweek | Senior (40+)** llSenior (40+)** | 2021 | Yamaha |
| 37 | Shane Fenwick | Senior (40+)** llSenior (40+)** | 2021 | Yamaha |
| 39 | Steve Nelson | Senior (40+)** llSenior (40+)** | 2021 | Yamaha |
| 42 | Ben T Graves | Senior (40+)** llSenior (40+)** | 2021 | Yamaha |
| 14 | Scott Phelps | Senior (45+) llSenior (45+) | 2021 | Yamaha |
| 19 | Kevin Cozadd | Senior (45+) llSenior (45+) | 2021 | Yamaha |
| 29 | Darren Chelin | Senior (45+) llSenior (45+) | 2021 | Yamaha |
| 31 | Jd Walker | Senior (45+) llSenior (45+) | 2021 | Yamaha |
| 40 | Tony Hodges | Senior (45+) llSenior (45+) | 2021 | Yamaha |
| 14 | Darren Chelin | Masters (50+) llMasters (50+) | 2021 | Yamaha |
| 15 | Steve Nelson | Masters (50+) llMasters (50+) | 2021 | Yamaha |
| 30 | Shad Echelberger | Masters (50+) llMasters (50+) | 2021 | Yamaha |
| 32 | Tim Filippi | Masters (50+) llMasters (50+) | 2021 | Yamaha |
| 3 | Katie M Benson | Women llWomen | 2021 | Yamaha |
| 14 | Ava Silvestri | Women llWomen | 2021 | Yamaha |
| 15 | Samantha Peters | Women llWomen | 2021 | Yamaha |
| 18 | Rayana Mueller | Women llWomen | 2021 | Yamaha |
| 22 | Anyssia J Ingersoll | Women llWomen | 2021 | Yamaha |
| 23 | Jenna Schulteis | Women llWomen | 2021 | Yamaha |
| 30 | Meghan Gagnon | Women llWomen | 2021 | Yamaha |
| 31 | Morgan Johnson | Women llWomen | 2021 | Yamaha |
| 33 | Rusti Gates | Women llWomen | 2021 | Yamaha |
| 36 | Hannah M Stallbaumer | Women llWomen | 2021 | Yamaha |
| 38 | Cynthia Mckeown-thomas | Women llWomen | 2021 | Yamaha |
| 1 | Carter Schutte | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 2 | Caysen Taylor | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 3 | Braxton Halbrooks | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 4 | Cooper Langdon | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 5 | Carter Holmes | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 6 | Parker Beckington | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 7 | Talon Robertson | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 8 | Axel Griggs | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 9 | Weston Mandy | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 10 | Ford Addington | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 11 | Calvin Smallridge | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 12 | Jarrett Tincher | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 13 | Ryan Ciciretti | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 14 | Colton Zilka | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 15 | Berchel Johnson | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 16 | Brooks Kneringer | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 17 | Kaverick Stewart | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 18 | Enzo Posca | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 19 | Owen Taylor | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 20 | Luke Mckey | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 21 | Brayton Quesinberry | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 22 | Bo Clapp | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 23 | Wyatt Fryar | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 24 | Waylon Blakeney | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 25 | Kameron Buckman | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 26 | Matthew Simoneaux | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 27 | Brayden Cox | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 28 | Brantley Tursky | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 29 | Axel Nohrer | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 30 | Levi Brace | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 31 | Jaxon Castro | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 32 | Ezra Hicks | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 33 | Anthony Lozano | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 34 | Owen Seeley | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 35 | Joseph Coelho | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 36 | Nathyn D'errico | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 37 | Michael Hall | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 38 | Kooper Mckenzie | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 39 | Brantley Sheren | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 40 | Maverick Nichols | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 41 | Tucker Johnsmeyer | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 42 | Barrett Shaw | 51cc (4-6) Shaft Dr LTD ll51cc (4-6) Shaft Dr LTD | 2021 | Yamaha |
| 10 | Brayton Kreglow | 65cc (7-9) Limited ll65cc (7-9) Limited | 2021 | Yamaha |
| 18 | Nolan Murphy | 65cc (7-9) Limited ll65cc (7-9) Limited | 2021 | Yamaha |
| 39 | Carter Gray | 65cc (7-9) Limited ll65cc (7-9) Limited | 2021 | Yamaha |
| 8 | Brayton Kreglow | 65cc (7-9) ll65cc (7-9) | 2021 | Yamaha |
| 18 | Nolan Murphy | 65cc (7-9) ll65cc (7-9) | 2021 | Yamaha |
| 4 | Wyatt Thurman | 65cc (10-11) Limited ll65cc (10-11) Limited | 2021 | Yamaha |
| 32 | Mckayden B Fitch | 65cc (10-11) Limited ll65cc (10-11) Limited | 2021 | Yamaha |
| 35 | Davi Collins | 65cc (10-11) Limited ll65cc (10-11) Limited | 2021 | Yamaha |
| 2 | Wyatt Thurman | 65cc (10-11) ll65cc (10-11) | 2021 | Yamaha |
| 26 | Jevan Didier | 65cc (10-11) ll65cc (10-11) | 2021 | Yamaha |
| 28 | Mckayden B Fitch | 65cc (10-11) ll65cc (10-11) | 2021 | Yamaha |
| 35 | Davi Collins | 65cc (10-11) ll65cc (10-11) | 2021 | Yamaha |
| 26 | Michael Piller | 85cc (10-12) Limited ll85cc (10-12) Limited | 2021 | Yamaha |
| 32 | Chase Andersen | 85cc (10-12) Limited ll85cc (10-12) Limited | 2021 | Yamaha |
| 40 | Canyon Richards | 85cc (10-12) Limited ll85cc (10-12) Limited | 2021 | Yamaha |
| 10 | Chase Andersen | 85cc (10-12) ll85cc (10-12) | 2021 | Yamaha |
| 39 | Michael Piller | 85cc (10-12) ll85cc (10-12) | 2021 | Yamaha |
| 42 | Canyon Richards | 85cc (10-12) ll85cc (10-12) | 2021 | Yamaha |
| 41 | Kade Johnson | Mini Sr 1 (12-14) llMini Sr 1 (12-14) | 2021 | Yamaha |
| 8 | Kade Johnson | Mini Sr 2 (13-15) llMini Sr 2 (13-15) | 2021 | Yamaha |
| 17 | Sophia G Hulsey | Girls (11-16) llGirls (11-16) | 2021 | Yamaha |
| 20 | Mayla Herrick | Girls (11-16) llGirls (11-16) | 2021 | Yamaha |
| 23 | Jenna L Ettesvold | Girls (11-16) llGirls (11-16) | 2021 | Yamaha |
| 35 | Courtney Mook | Girls (11-16) llGirls (11-16) | 2021 | Yamaha |
| 39 | Bailey Walker | Girls (11-16) llGirls (11-16) | 2021 | Yamaha |
