AMA 450 Supercross – St Louis
| 2024 | Eli Tomac |
| 2022 | Marvin Musquin |
| 2020 | Ken Roczen |
| 2018 | Eli Tomac |
| 2017 | Eli Tomac |
| 2016 | Ryan Dungey |
| 2015 | Ryan Dungey |
| 2014 | James Stewart |
| 2013 | Ryan Villopoto |
| 2012 | Ryan Villopoto |
| 2011 | James Stewart |
| 2010 | Ryan Dungey |
| 2009 | Chad Reed |
| 2008 | Kevin Windham |
| 2007 | Ricky Carmichael |
| 2006 | Chad Reed |
| 2005 | Ricky Carmichael |
| 2004 | Chad Reed |
| 2003 | Chad Reed |
| 2002 | Ricky Carmichael |
| 2001 | Ricky Carmichael |
| 2000 | Jeremy McGrath |
| 1999 | Jeremy McGrath |
| 1998 | Kevin Windham |
| 1997 | Jeremy McGrath |
| 1996 | Jeff Emig |
Team
| 2024 | Monster Energy Yamaha Star Racing |
| 2022 | Red Bull KTM |
| 2020 | Team Honda HRC |
| 2018 | Monster Energy Kawasaki |
| 2017 | Monster Energy Kawasaki |
| 2016 | Red Bull KTM |
| 2015 | Red Bull KTM |
| 2014 | Yoshimura Suzuki Factory Racing |
| 2013 | Monster Energy Kawasaki |
| 2012 | Monster Energy Kawasaki |
| 2011 | San Manuel Racing Yamaha |
| 2010 | Rockstar Makita Suzuki |
| 2009 | Rockstar Makita Suzuki |
| 2008 | Torco Racing Fuels Honda |
| 2007 | Team Makita Suzuki |
| 2006 | Yamaha Motor Corp |
| 2005 | American Suzuki Motor Corp |
| 2004 | Yamaha Motor Corp |
| 2003 | Yamaha Motor Corp |
| 2002 | American Honda Motor Corp |
| 2001 | Team Chevy Trucks Kawasaki |
| 2000 | |
| 1999 | |
| 1998 | |
| 1997 | |
| 1996 |
Qualifying
| 2024 | 0:54.837 | Jett Lawrence |
| 2022 | 0:53.102 | Malcolm Stewart |
| 2020 | 0:50.275 | Adam Cianciarulo |
| 2018 | 0:46.265 | Eli Tomac |
| 2017 | 0:49.842 | Eli Tomac |
| 2016 | 0:53.347 | Eli Tomac |
| 2015 | 0:47.419 | Ryan Dungey |
| 2014 | 0:47.431 | James Stewart |
| 2013 | 0:49.039 | James Stewart |
| 2012 | 0:50.441 | Ryan Villopoto |
| 2011 | 0:47.517 | Trey Canard |
| 2010 | 0:51.025 | Justin Brayton |
| 2009 | 0:45.119 | James Stewart |
| 2008 | 0:53.356 | Kevin Windham |
| 2007 | 0:43.675 | James Stewart |
| 2006 | ||
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| 2004 | ||
| 2003 | ||
| 2002 | ||
| 2001 | ||
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| 1996 |
