AMA 450 Supercross – Las Vegas
| 2019 | Eli Tomac |
| 2018 | Eli Tomac |
| 2017 | Jason Anderson |
| 2016 | Ryan Dungey |
| 2015 | Ryan Dungey |
| 2014 | Ryan Villopoto |
| 2013 | Ryan Villopoto |
| 2012 | Ryan Dungey |
| 2011 | Chad Reed |
| 2010 | Ryan Dungey |
| 2009 | Ryan Villopoto |
| 2008 | Chad Reed |
| 2007 | James Stewart |
| 2006 | James Stewart |
| 2005 | Chad Reed |
| 2004 | Kevin Windham |
| 2003 | Chad Reed |
| 2002 | Ricky Carmichael |
| 2001 | Ricky Carmichael |
| 2000 | Jeremy McGrath |
| 1999 | Jeremy McGrath |
| 1998 | Jeremy McGrath |
| 1997 | Doug Henry |
| 1995 | Jeff Emig |
| 1994 | Jeremy McGrath |
| 1993 | Jeff Stanton |
| 1992 | Jean M Bayle |
| 1991 | Mike La Rocco |
| 1990 | Damon Bradshaw |
| 1989 | Jeff Stanton |
| 1988 | Broc Glover |
| 1987 | Rick Johnson |
| 1986 | Rick Johnson |
| 1985 | David Bailey |
| 1984 | Jeff Ward |
Team
| 2019 | Monster Energy Kawasaki |
| 2018 | Monster Energy Kawasaki |
| 2017 | Rockstar Energy Husqvarna Racing |
| 2016 | Red Bull KTM |
| 2015 | Red Bull KTM |
| 2014 | Monster Energy Kawasaki |
| 2013 | Monster Energy Kawasaki |
| 2012 | Red Bull KTM |
| 2011 | TwoTwo Motorsports |
| 2010 | Team Rockstar Makita Suzuki |
| 2009 | Monster Energy Kawasaki |
| 2008 | San Manuel Band of Mission Indians |
| 2007 | Monster Energy Kawasaki |
| 2006 | Kawasaki Motocross Racing |
| 2005 | Yamaha Motor Corp |
| 2004 | Amsoil Chaparral Honda |
| 2003 | Yamaha Motor Corp |
| 2002 | American Honda Motor Corp |
| 2001 | Factory Chevy Trucks Kawasaki |
| 2000 | Team Chaparral Yamaha |
| 1999 | Team Chaparral Yamaha |
| 1998 | Team Chaparral Yamaha |
| 1997 | |
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Qualifying
| 2019 | 0:58.242 | Eli Tomac |
| 2018 | 1:00.770 | Marvin Musquin |
| 2017 | 1:05.184 | Jason Anderson |
| 2016 | 1:02.321 | Ryan Dungey |
| 2015 | 1:06.992 | Ryan Dungey |
| 2014 | 1:08.125 | James Stewart |
| 2013 | 1:04.988 | Ryan Villopoto |
| 2012 | 1:03.421 | Justin Brayton |
| 2011 | 1:02.468 | Kevin Windham |
| 2010 | 1:02.419 | Ryan Dungey |
| 2009 | 1:04.783 | James Stewart |
| 2008 | 1:09.609 | Chad Reed |
| 2007 | 1:06.442 | James Stewart |
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