Il 31 maggio a Salt Lake City riprende il campionato Supercross 2020. È stato diramato l’elenco provvisorio dei piloti che prenderanno parte alle gare. Per la 250 andrà in scena la Costa Est.
450SX
1 Cooper Webb
3 Eli Tomac
4 Blake Baggett
7 Aaron Plessinger
9 Adam Cianciarulo
10 Justin Brayton
15 Dean Wilson
16 Zach Osborne
21 Jason Anderson
27 Chad Reed
37 Martin Davalos
46 Justin Hill
48 Henry Miller
50 Benny Bloss
51 Justin Barcia
61 Alex Ray
64 Vince Friese
71 Ryan Breece
86 Josh Cartwright
94 Ken Roczen
211 Tevin Tapia
280 Cade Clason
282 Theodore Pauli
447 Deven Raper
501 Scotty Wennerstrom
509 Alexander Nagy
651 Jake Hogan
722 Adam Enticknap
824 Carter Stephenson
976 Josh Greco
996 Preston Taylor
250 East Cost
| 1 | Chase Sexton |
| 6 | Jeremy Martin |
| 12 | Shane McElrath |
| 13 | Colt Nichols |
| 36 | Garrett Marchbanks |
| 38 | Kyle Peters |
| 39 | Jordan Bailey |
| 43 | John Short |
| 47 | Lorenzo Locurcio |
| 66 | Enzo Lopes |
| 67 | Jerry Robin |
| 73 | Chase Marquier |
| 77 | Kevin Moranz |
| 84 | Jo Shimoda |
| 125 | Luke Neese |
| 128 | Carter Halpain |
| 157 | Darian Sanayei |
| 159 | Jace Owen |
| 163 | Pierce Brown |
| 197 | Dillon Cloyed |
| 208 | Logan Leitzel |
| 248 | Travis Delnicki |
| 258 | Justin Rodbell |
| 332 | Dustin Winter |
| 349 | Grant Harlan |
| 352 | Jalek Swoll |
| 364 | Chad Saultz |
| 367 | Hunter Sayles |
| 675 | Kyle Dillin |
| 981 | Curren Thurman |