| 40 | Budds Creek | 450 450 | August 17, 2019 | Honda CRF450R |
| 15 | Unadilla | 450 450 | August 10, 2019 | Honda CRF450R |
| 13 | Washougal | 450 450 | July 27, 2019 | Honda CRF450R |
| 25 | Spring Creek | 450 450 | July 20, 2019 | Honda CRF450R |
| 23 | RedBud | 450 450 | July 6, 2019 | Honda CRF450R |
| 22 | Southwick | 450 450 | June 29, 2019 | Honda CRF450R |
| 12 | Florida | 450 450 | June 22, 2019 | Honda CRF450R |
| 16 | High Point | 450 450 | June 15, 2019 | Honda CRF450R |
| 17 | Thunder Valley | 450 450 | June 1, 2019 | Honda CRF450R |
| 18 | Pala | 450 450 | May 25, 2019 | Honda CRF450R |
| 13 | Hangtown | 450 450 | May 18, 2019 | Honda CRF450R |
| 12 | Las Vegas | 450SX 450SX | May 4, 2019 | Honda CRF450R |
| 15 | East Rutherford | 450SX 450SX | April 27, 2019 | Honda CRF450R |
| 12 | Denver | 450SX 450SX | April 13, 2019 | Honda CRF450R |
| 12 | Nashville | 450SX 450SX | April 6, 2019 | Honda CRF450R |
| 14 | Houston | 450SX 450SX | March 30, 2019 | Honda CRF450R |
| 14 | Seattle | 450SX 450SX | March 23, 2019 | Honda CRF450R |
| 21 | Indianapolis | 450SX 450SX | March 16, 2019 | Honda CRF450R |
| 18 | Daytona | 450SX 450SX | March 9, 2019 | Honda CRF450R |
| 18 | Atlanta | 450SX 450SX | March 2, 2019 | Honda CRF450R |
| 17 | Detroit | 450SX 450SX | February 23, 2019 | Honda CRF450R |
| 15 | Arlington | 450SX 450SX | February 16, 2019 | Honda CRF450R |
| 17 | Minneapolis | 450SX 450SX | February 9, 2019 | Honda CRF450R |
| 15 | San Diego | 450SX 450SX | February 2, 2019 | Honda CRF450R |
| 18 | Anaheim 2 | 450SX 450SX | January 19, 2019 | Honda CRF450R |
| 19 | Glendale | 450SX 450SX | January 12, 2019 | Honda CRF450R |
| 18 | Anaheim 1 | 450SX 450SX | January 5, 2019 | Honda CRF450R |
| 14 | Ironman | 450 450 | August 25, 2018 | Honda CRF450R |
| 14 | Budds Creek | 450 450 | August 18, 2018 | Honda CRF450R |
| 15 | Unadilla | 450 450 | August 11, 2018 | Honda CRF450R |
| 22 | Washougal | 450 450 | July 28, 2018 | Honda CRF450R |
| 16 | Spring Creek | 450 450 | July 21, 2018 | Honda CRF450R |
| 17 | RedBud | 450 450 | July 7, 2018 | Honda CRF450R |
| 38 | Southwick | 450 450 | June 30, 2018 | Honda CRF450R |
| 17 | Tennessee | 450 450 | June 23, 2018 | Honda CRF450R |
| 18 | High Point | 450 450 | June 16, 2018 | Honda CRF450R |
| 19 | Thunder Valley | 450 450 | June 2, 2018 | Honda CRF450R |
| 15 | Glen Helen | 450 450 | May 26, 2018 | Honda CRF450R |
| 17 | Hangtown | 450 450 | May 19, 2018 | Honda CRF450R |
| 17 | Minneapolis | 450SX 450SX | April 14, 2018 | Honda CRF450R |
| 15 | Seattle | 450SX 450SX | April 7, 2018 | Honda CRF450R |
| 17 | Indianapolis | 450SX 450SX | March 24, 2018 | Honda CRF450R |
| 17 | St. Louis | 450SX 450SX | March 17, 2018 | Honda CRF450R |
| 20 | Daytona | 450SX 450SX | March 10, 2018 | Honda CRF450R |
| 20 | Atlanta | 450SX 450SX | March 3, 2018 | Honda CRF450R |
| 17 | Tampa | 450SX 450SX | February 24, 2018 | Honda CRF450R |
| 17 | Arlington | 450SX 450SX | February 17, 2018 | Honda CRF450R |
| 15 | San Diego | 450SX 450SX | February 10, 2018 | Honda CRF450R |
| 19 | Oakland | 450SX 450SX | February 3, 2018 | Honda CRF450R |
| 22 | Anaheim 2 | 450SX 450SX | January 20, 2018 | Honda CRF450R |
| 15 | Houston | 450SX 450SX | January 13, 2018 | Honda CRF450R |
| 17 | Anaheim 1 | 450SX 450SX | January 6, 2018 | Honda CRF450R |
| 20 | Ironman | 450 450 | August 26, 2017 | KTM 450 SX-F FE |
| 20 | Budds Creek | 450 450 | August 19, 2017 | KTM 450 SX-F FE |
| 40 | Washougal | 450 450 | July 23, 2016 | Yamaha YZ450F |
| 20 | Spring Creek | 450 450 | July 16, 2016 | Yamaha YZ450F |
| 16 | RedBud | 450 450 | July 2, 2016 | Yamaha YZ450F |
| 19 | Tennessee | 450 450 | June 25, 2016 | Yamaha YZ450F |
| 32 | High Point | 450 450 | June 18, 2016 | Yamaha YZ450F |
| 16 | Thunder Valley | 450 450 | June 4, 2016 | Yamaha YZ450F |
| 22 | Glen Helen | 450 450 | May 28, 2016 | Yamaha YZ450F |
| 18 | Indiana | 450 450 | August 22, 2015 | KTM 450 SX-F FE |
| 16 | Utah | 450 450 | August 15, 2015 | Husqvarna FC 450 |
| 16 | Unadilla | 450 450 | August 8, 2015 | Husqvarna FC 450 |
| 19 | Washougal | 450 450 | July 25, 2015 | Husqvarna FC 450 |
| 18 | Spring Creek | 450 450 | July 18, 2015 | Husqvarna FC 450 |
| 16 | RedBud | 450 450 | July 4, 2015 | Husqvarna FC 450 |
| 13 | Las Vegas | 450SX 450SX | May 2, 2015 | Husqvarna FC 450 |
| 13 | East Rutherford | 450SX 450SX | April 25, 2015 | Husqvarna FC 450 |
| 17 | Santa Clara | 450SX 450SX | April 18, 2015 | Husqvarna FC 450 |
| 15 | Houston | 450SX 450SX | April 11, 2015 | Husqvarna FC 450 |
| 15 | St. Louis | 450SX 450SX | March 28, 2015 | Husqvarna FC 450 |
| 14 | Detroit | 450SX 450SX | March 21, 2015 | Husqvarna FC 450 |
| 19 | Indianapolis | 450SX 450SX | March 14, 2015 | Husqvarna FC 450 |
| 17 | Daytona | 450SX 450SX | March 7, 2015 | Husqvarna FC 450 |
| 19 | Anaheim 3 | 450SX 450SX | January 31, 2015 | Yamaha YZ450F |
| 15 | Anaheim 2 | 450SX 450SX | January 17, 2015 | Yamaha YZ450F |
| 11 | Utah National | 450 450 | August 23, 2014 | Yamaha YZ450F |
| 13 | Indiana | 450 450 | August 16, 2014 | Yamaha YZ450F |
| 14 | Unadilla | 450 450 | August 9, 2014 | Yamaha YZ450F |
| 13 | Washougal | 450 450 | July 26, 2014 | Yamaha YZ450F |
| 14 | Spring Creek | 450 450 | July 19, 2014 | Yamaha YZ450F |
| 15 | Budds Creek | 450 450 | July 12, 2014 | Yamaha YZ450F |
| 12 | RedBud | 450 450 | July 5, 2014 | Yamaha YZ450F |
| 15 | Tennessee | 450 450 | June 28, 2014 | Yamaha YZ450F |
| 12 | High Point | 450 450 | June 14, 2014 | Yamaha YZ450F |
| 17 | Thunder Valley | 450 450 | June 7, 2014 | Yamaha YZ450F |
| 16 | Hangtown | 450 450 | May 31, 2014 | Yamaha YZ450F |
| 15 | Glen Helen | 450 450 | May 24, 2014 | Yamaha YZ450F |
| 12 | Las Vegas | 450SX 450SX | May 3, 2014 | Yamaha YZ450F |
| 17 | East Rutherford | 450SX 450SX | April 26, 2014 | Yamaha YZ450F |
| 19 | Houston | 450SX 450SX | April 5, 2014 | Yamaha YZ450F |
| 16 | St. Louis | 450SX 450SX | March 29, 2014 | Yamaha YZ450F |
| 16 | Lake Elsinore | 450 450 | August 24, 2013 | Yamaha YZ450F |
| 10 | Utah National | 450 450 | August 17, 2013 | Yamaha YZ450F |
| 20 | Unadilla | 450 450 | August 10, 2013 | Yamaha YZ450F |
| 14 | Spring Creek | 450 450 | July 27, 2013 | Yamaha YZ450F |
| 15 | Washougal | 450 450 | July 20, 2013 | Yamaha YZ450F |
| 18 | RedBud | 450 450 | July 6, 2013 | Yamaha YZ450F |
| 17 | Budds Creek | 450 450 | June 22, 2013 | Yamaha YZ450F |
| 18 | High Point | 450 450 | June 8, 2013 | Yamaha YZ450F |
| 21 | Tennessee National | 450 450 | June 1, 2013 | Yamaha YZ450F |
| 12 | Salt Lake City | 450SX 450SX | April 27, 2013 | Yamaha YZ450F |
| 13 | Seattle | 450SX 450SX | April 20, 2013 | Yamaha YZ450F |
| 17 | Minneapolis | 450SX 450SX | April 13, 2013 | Yamaha YZ450F |
| 14 | Toronto | 450SX 450SX | March 23, 2013 | Yamaha YZ450F |
| 17 | Daytona | 450SX 450SX | March 9, 2013 | Yamaha YZ450F |
| 16 | Dallas | 450SX 450SX | February 16, 2013 | Yamaha YZ450F |
| 19 | San Diego | 450SX 450SX | February 9, 2013 | Yamaha YZ450F |
| 9 | Lake Elsinore | 450 450 | September 8, 2012 | Yamaha YZ |
| 11 | Steel City | 450 450 | September 1, 2012 | Yamaha YZ |
| 16 | Unadilla | 450 450 | August 18, 2012 | Yamaha YZ |
| 17 | Southwick | 450 450 | August 11, 2012 | Yamaha YZ |
| 13 | Washougal | 450 450 | July 21, 2012 | Yamaha YZ |
| 27 | Spring Creek | 450 450 | July 14, 2012 | Yamaha YZ |
| 18 | RedBud | 450 450 | July 7, 2012 | Yamaha YZ |
| 19 | Budds Creek | 450 450 | June 16, 2012 | Yamaha YZ |
| 18 | High Point | 450 450 | June 9, 2012 | Yamaha YZ |
| 17 | Thunder Valley | 450 450 | June 2, 2012 | Yamaha YZ |
| 25 | Freestone Raceway | 450 450 | May 26, 2012 | Yamaha YZ |
| 25 | Hangtown Motocross Classic | 450 450 | May 19, 2012 | Yamaha YZ |
| 19 | Oakland | SX 450SX | January 28, 2012 | Yamaha YZ450F |
| 21 | Pala Raceway | 450 450 | September 10, 2011 | Yamaha YZ |
| 17 | Steel City Raceway | 450 450 | September 3, 2011 | Yamaha YZ |
| 17 | Moto-X 338 | 450 450 | August 27, 2011 | Yamaha YZ |
| 19 | Unadilla Motocross | 450 450 | August 13, 2011 | Yamaha YZ |
| 18 | Washougal Motocross | 450 450 | July 23, 2011 | Yamaha YZ |
| 20 | Spring Creek Motocross | 450 450 | July 16, 2011 | Yamaha YZ |
| 17 | RedBud Track 'n Trail | 450 450 | July 2, 2011 | Yamaha YZ |
| 16 | Thunder Valley Motocross | 450 450 | June 25, 2011 | Yamaha YZ |
| 14 | Budds Creek Motocross | 450 450 | June 18, 2011 | Yamaha YZ |
| 16 | Freestone Raceway | 450 450 | May 28, 2011 | Yamaha YZ |
| 31 | Hangtown Motocross Classic | 450 450 | May 21, 2011 | Yamaha YZ |
| 19 | Salt Lake City | SX 450SX | April 30, 2011 | Yamaha YZ450F |
| 19 | Pala Raceway | 450 450 | September 11, 2010 | Yamaha YZ450F |
| 38 | Steel City Raceway | 450 450 | September 4, 2010 | Yamaha YZ450F |
| 37 | Moto-X 338 | 450 450 | August 28, 2010 | Yamaha YZ450F |
| 11 | Hangtown Motocross Classic | 450 450 | May 22, 2010 | Yamaha YZ450F |
| 23 | Steel City Raceway | 450 450 | September 5, 2009 | Yamaha YZ450F |
| 27 | Moto-X 338 | 450 450 | August 29, 2009 | Yamaha YZ450F |
| 22 | Budds Creek Motocross | 450 450 | August 22, 2009 | Yamaha YZ450F |
| 14 | Washougal Motocross | 450 450 | July 25, 2009 | Yamaha YZ450F |
| 21 | Spring Creek Motocross | 450 450 | July 18, 2009 | Yamaha YZ450F |
| 25 | RedBud Track 'n Trail | 450 450 | July 4, 2009 | Yamaha YZ450F |
| 27 | Thunder Valley Motocross | 450 450 | June 27, 2009 | Yamaha YZ450F |
| 20 | High Point Raceway | 450 450 | June 13, 2009 | Yamaha YZ450F |
| 28 | Hangtown Motocross Classic | 450 450 | May 30, 2009 | Honda CRF450R |
| 17 | Salt Lake City | SX LITES W 250SX West | April 25, 2009 | Honda CRF250R |
| 15 | Steel City Raceway | MX 450 | August 31, 2008 | Yamaha YZ450F |
| 38 | Moto-X 338 | MX 450 | August 24, 2008 | Yamaha YZ450F |
| 19 | Spring Creek Motocross | MX 450 | August 17, 2008 | Yamaha YZ450F |
