| 29 | Lake Elsinore | 450 450 | September 8, 2012 | Suzuki RMZ |
| 24 | Steel City | 450 450 | September 1, 2012 | Suzuki RMZ |
| 27 | Unadilla | 450 450 | August 18, 2012 | Suzuki RMZ |
| 27 | Southwick | 450 450 | August 11, 2012 | Suzuki RMZ |
| 24 | Spring Creek | 450 450 | July 14, 2012 | Suzuki RMZ |
| 27 | RedBud | 450 450 | July 7, 2012 | Suzuki RMZ |
| 31 | Budds Creek | 450 450 | June 16, 2012 | Suzuki RMZ |
| 30 | High Point | 450 450 | June 9, 2012 | Suzuki RMZ |
| 29 | Freestone Raceway | 450 450 | May 26, 2012 | Suzuki RMZ |
| 31 | Hangtown Motocross Classic | 450 450 | May 19, 2012 | Suzuki RMZ |
| 16 | Las Vegas | SX 450SX | May 5, 2012 | Suzuki RM-Z450 |
| 15 | Salt Lake City | SX 450SX | April 28, 2012 | Suzuki RM-Z450 |
| 11 | San Diego | SX 450SX | February 11, 2012 | Suzuki RM-Z450 |
| 16 | Salt Lake City | SX 450SX | April 30, 2011 | Suzuki RMZ450 |
| 15 | Seattle | SX 450SX | April 16, 2011 | Suzuki RMZ450 |
| 13 | Jacksonville | SX 450SX | March 19, 2011 | Suzuki RMZ450 |
| 20 | Houston | SX 450SX | February 12, 2011 | Suzuki RMZ450 |
| 16 | Anaheim 2 | SX 450SX | February 5, 2011 | Suzuki RMZ450 |
| 18 | Los Angeles | SX 450SX | January 22, 2011 | Suzuki RMZ450 |
| 15 | Anaheim 1 | SX 450SX | January 8, 2011 | Suzuki RMZ450 |
| 16 | Las Vegas | SX 450SX | May 8, 2010 | Suzuki RMZ450 |
| 16 | Salt Lake City | SX 450SX | May 1, 2010 | Suzuki RMZ450 |
| 16 | St. Louis | SX 450SX | April 17, 2010 | Suzuki RMZ450 |
| 18 | Houston | SX 450SX | April 10, 2010 | Suzuki RMZ450 |
| 16 | Jacksonville | SX 450SX | March 27, 2010 | Suzuki RMZ450 |
| 16 | Arlington | SX 450SX | March 20, 2010 | Suzuki RM-Z450 |
| 14 | Toronto | SX 450SX | March 13, 2010 | Suzuki RM-Z450 |
| 14 | Daytona | SX 450SX | March 6, 2010 | Suzuki RM-Z450 |
| 15 | Atlanta | SX 450SX | February 27, 2010 | Suzuki RM-Z450 |
| 17 | Indianapolis | SX 450SX | February 20, 2010 | Suzuki RM-Z450 |
| 19 | Anaheim 3 | SX 450SX | February 13, 2010 | Suzuki RM-Z450 |
| 18 | San Diego | SX 450SX | February 6, 2010 | Suzuki RM-Z450 |
| 13 | San Francisco | SX 450SX | January 30, 2010 | Suzuki RM-Z450 |
| 14 | Anaheim 2 | SX 450SX | January 23, 2010 | Suzuki RM-Z450 |
| 14 | Phoenix | SX 450SX | January 16, 2010 | Suzuki RM-Z450 |
| 27 | Steel City Raceway | 450 450 | September 5, 2009 | Honda CRF450R |
| 20 | Budds Creek Motocross | 450 450 | August 22, 2009 | Honda CRF450R |
| 20 | Unadilla Motocross | 450 450 | August 15, 2009 | Honda CRF450R |
| 18 | Washougal Motocross | 450 450 | July 25, 2009 | Honda CRF450R |
| 31 | Spring Creek Motocross | 450 450 | July 18, 2009 | Honda CRF450R |
| 13 | RedBud Track 'n Trail | 450 450 | July 4, 2009 | Honda CRF450R |
| 22 | Thunder Valley Motocross | 450 450 | June 27, 2009 | Honda CRF450R |
| 18 | High Point Raceway | 450 450 | June 13, 2009 | Honda CRF450R |
| 22 | Freestone Raceway | 450 450 | June 6, 2009 | Honda CRF450R |
| 29 | Glen Helen Raceway | 450 450 | May 23, 2009 | Honda CRF450R |
| 11 | Las Vegas | SX 450SX | May 2, 2009 | Honda CRF450R |
| 15 | Seattle | SX 450SX | April 18, 2009 | Honda CRF450R |
| 12 | Jacksonville | SX LITES E 250SX East | April 4, 2009 | Honda CRF250R |
| 12 | Toronto | SX LITES E 250SX East | March 28, 2009 | Honda CRF250R |
| 12 | St. Louis | SX LITES E 250SX East | March 21, 2009 | Honda CRF250R |
| 20 | New Orleans | SX LITES E 250SX East | March 14, 2009 | Honda CRF250R |
| 20 | Daytona | SX LITES E 250SX East | March 7, 2009 | Honda CRF250R |
| 13 | Steel City Raceway | MX 450 | August 31, 2008 | Honda CRF450R |
| 14 | Moto-X 338 | MX 450 | August 24, 2008 | Honda CRF450R |
| 17 | Spring Creek Motocross | MX 450 | August 17, 2008 | Honda CRF450R |
| 13 | Budds Creek Motocross | MX 450 | July 13, 2008 | Honda CRF450R |
| 21 | Thunder Valley Motocross | MX 450 | June 29, 2008 | Honda CRF450R |
| 18 | Freestone Raceway | MX 450 | June 8, 2008 | Honda CRF450R |
| 13 | Las Vegas | SX 450SX | May 3, 2008 | Honda CRF450R |
| 14 | Seattle | SX 450SX | April 26, 2008 | Honda CRF450R |
| 10 | St. Louis | SX 450SX | April 19, 2008 | Honda CRF450R |
| 10 | Detroit | SX 450SX | April 12, 2008 | Honda CRF450R |
| 13 | Irving | SX 450SX | April 5, 2008 | Honda CRF450R |
| 10 | Toronto | SX 450SX | March 29, 2008 | Honda CRF450R |
| 19 | Minneapolis | SX 450SX | March 15, 2008 | Honda CRF450R |
| 13 | Indianapolis | SX 450SX | March 1, 2008 | Honda CRF450R |
| 10 | Atlanta | SX 450SX | February 23, 2008 | Honda CRF450R |
| 15 | Houston | SX 450SX | February 16, 2008 | Honda CRF450R |
| 10 | San Diego | SX 450SX | February 9, 2008 | Honda CRF450R |
| 19 | San Francisco | SX 450SX | January 26, 2008 | Honda CRF450R |
| 17 | Anaheim 2 | SX 450SX | January 19, 2008 | Honda CRF450R |
| 22 | Anaheim 1 | SX 450SX | January 5, 2008 | Honda CRF450R |
| 22 | Glen Helen Raceway | MX 450 | September 9, 2007 | Honda CRF450R |
| 17 | Freestone Raceway | MX 450 | September 2, 2007 | Honda CRF450R |
| 15 | Steel City Raceway | MX 450 | August 26, 2007 | Honda CRF450R |
| 13 | Spring Creek Motocross | MX 450 | August 12, 2007 | Honda CRF450R |
| 12 | Washougal Motocross | MX 450 | July 29, 2007 | Honda CRF450R |
| 11 | Thunder Valley Motocross | MX 450 | July 22, 2007 | Honda CRF450R |
| 12 | Unadilla Motocross | MX 450 | July 15, 2007 | Honda CRF450R |
| 23 | RedBud Track 'n Trail | MX 450 | July 1, 2007 | Honda CRF450R |
| 20 | Budds Creek Motocross | MX 450 | June 17, 2007 | Honda CRF450R |
| 19 | Moto-X 338 | MX 450 | June 10, 2007 | Honda CRF450R |
| 12 | High Point Raceway | MX 450 | May 27, 2007 | Honda CRF450R |
| 16 | Hangtown Motocross Classic | MX 450 | May 20, 2007 | Honda CRF450R |
| 12 | Las Vegas | SX 450SX | May 5, 2007 | Honda CRF450R |
| 10 | Detroit | SX 450SX | April 21, 2007 | Honda CRF450R |
| 21 | Irving | SX 450SX | March 31, 2007 | Honda CRF450R |
| 16 | Orlando | SX 450SX | March 17, 2007 | Honda CRF450R |
| 16 | Daytona | SX 450SX | March 9, 2007 | Honda CRF450R |
| 13 | Atlanta | SX 450SX | February 24, 2007 | Honda CRF450R |
| 19 | San Diego | SX 450SX | February 17, 2007 | Honda CRF450R |
| 16 | Anaheim 2 | SX 450SX | January 20, 2007 | Honda CRF450R |
| 14 | Phoenix | SX 450SX | January 13, 2007 | Honda CRF450R |
| 21 | Anaheim 1 | SX 450SX | January 6, 2007 | Honda CRF450R |
| 13 | Broome-Tioga Sports Center | MX 450 | August 20, 2006 | Honda CRF450R |
| 36 | Spring Creek Motocross | MX 450 | August 13, 2006 | Honda CRF450R |
| 19 | Washougal Motocross | MX 450 | July 30, 2006 | Honda CRF450R |
| 21 | Thunder Valley Motocross | MX 450 | July 23, 2006 | Honda CRF450R |
| 18 | Unadilla Motocross | MX 450 | July 16, 2006 | Honda CRF450R |
| 18 | RedBud Track 'n Trail | MX 450 | July 2, 2006 | Honda CRF450R |
| 5 | Budds Creek Motocross | MX 450 | June 18, 2006 | Honda CRF450R |
| 18 | Moto-X 338 | MX 450 | June 11, 2006 | Honda CRF450R |
| 10 | High Point Raceway | MX 450 | May 28, 2006 | Honda CRF450R |
| 14 | Hangtown Motocross Classic | MX 450 | May 21, 2006 | Honda CRF450R |
| 13 | Las Vegas | SX 450SX | May 6, 2006 | Honda CRF450R |
| 18 | Seattle | SX 450SX | April 29, 2006 | Honda CRF450R |
| 11 | Irving | SX 450SX | April 22, 2006 | Honda CRF450R |
| 14 | Houston | SX 450SX | April 1, 2006 | Honda CRF450R |
| 10 | Detroit | SX 450SX | March 25, 2006 | Honda CRF450R |
| 19 | Orlando | SX 450SX | March 18, 2006 | Honda CRF450R |
| 12 | Daytona | SX 450SX | March 10, 2006 | Honda CRF450R |
| 11 | Indianapolis | SX 450SX | March 4, 2006 | Honda CRF450R |
| 10 | St. Louis | SX 450SX | February 18, 2006 | Honda CRF450R |
| 16 | San Diego | SX 450SX | February 11, 2006 | Honda CRF450R |
| 15 | Anaheim 3 | SX 450SX | February 4, 2006 | Honda CRF450R |
| 10 | San Francisco | SX 450SX | January 28, 2006 | Honda CRF450R |
| 14 | Anaheim 2 | SX 450SX | January 21, 2006 | Honda CRF450R |
| 17 | Phoenix | SX 450SX | January 14, 2006 | Honda CRF450R |
| 18 | Anaheim 1 | SX 450SX | January 7, 2006 | Honda CRF450R |
| 14 | Glen Helen Raceway | 250MX 450 | September 11, 2005 | Honda CRF450R |
| 12 | Steel City Raceway | 250MX 450 | September 4, 2005 | Honda CRF450R |
| 15 | Broome-Tioga Sports Center | 250MX 450 | August 21, 2005 | Honda CRF450R |
| 20 | Spring Creek Motocross | 250MX 450 | August 14, 2005 | Honda CRF450R |
| 16 | Washougal Motocross | 250MX 450 | July 31, 2005 | Honda CRF450R |
| 18 | Thunder Valley Motocross | 250MX 450 | July 24, 2005 | Honda CRF450R |
| 11 | RedBud Track 'n Trail | 250MX 450 | July 3, 2005 | Honda CRF450R |
| 16 | Budds Creek Motocross | 250MX 450 | June 19, 2005 | Honda CRF450R |
| 13 | Moto-X 338 | 250MX 450 | June 12, 2005 | Honda CRF450R |
| 20 | High Point Raceway | 250MX 450 | May 29, 2005 | Honda CRF450R |
| 18 | Hangtown Motocross Classic | 250MX 450 | May 22, 2005 | Honda CRF450R |
| 11 | Las Vegas | 250SX 450SX | May 7, 2005 | Honda CRF450R |
| 7 | Houston | 250SX 450SX | April 30, 2005 | Honda CRF450R |
| 11 | Seattle | 250SX 450SX | April 16, 2005 | Honda CRF450R |
| 13 | Pontiac | 250SX 450SX | April 9, 2005 | Honda CRF450R |
| 16 | Irving | 250SX 450SX | April 2, 2005 | Honda CRF450R |
| 11 | Orlando | 250SX 450SX | March 19, 2005 | Honda CRF450R |
| 17 | Daytona | 250SX 450SX | March 11, 2005 | Honda CRF450R |
| 12 | St. Louis | 250SX 450SX | March 5, 2005 | Honda CRF450R |
| 12 | Atlanta | 250SX 450SX | February 26, 2005 | Honda CRF450R |
| 20 | San Diego | 250SX 450SX | February 19, 2005 | Honda CRF450R |
| 12 | Indianapolis | 250SX 450SX | February 12, 2005 | Honda CRF450R |
| 12 | San Francisco | 250SX 450SX | January 29, 2005 | Honda CRF450R |
| 15 | Anaheim 2 | 250SX 450SX | January 22, 2005 | Honda CRF450R |
| 17 | Glen Helen Raceway | 250MX 450 | September 12, 2004 | Honda CRF450 |
| 13 | Steel City Raceway | 250MX 450 | September 5, 2004 | Honda CRF450 |
| 15 | Broome-Tioga Sports Center | 250MX 450 | August 22, 2004 | Honda CRF450 |
| 11 | Spring Creek Motocross | 250MX 450 | August 15, 2004 | Honda CRF450 |
| 13 | Washougal Motocross | 250MX 450 | August 1, 2004 | Honda CRF450 |
| 13 | Kenworthy's Motocross Park | 250MX 450 | July 25, 2004 | Honda CRF450 |
| 17 | Unadilla Motocross | 250MX 450 | July 18, 2004 | Honda CRF450 |
| 15 | RedBud Track 'n Trail | 250MX 450 | July 4, 2004 | Honda CRF450 |
| 16 | Budds Creek Motocross | 250MX 450 | June 20, 2004 | Honda CRF450 |
| 11 | Moto-X 338 | 250MX 450 | June 13, 2004 | Honda CRF450 |
| 14 | High Point Raceway | 250MX 450 | May 30, 2004 | Honda CRF450 |
| 16 | Hangtown Motocross Classic | 250MX 450 | May 16, 2004 | Honda CRF450 |
| 15 | Las Vegas | 250SX 450SX | May 1, 2004 | Honda CRF450R |
| 10 | Salt Lake City | 250SX 450SX | April 24, 2004 | Honda CRF450R |
| 14 | Irving | 250SX 450SX | April 17, 2004 | Honda CRF450R |
| 20 | Pontiac | 250SX 450SX | April 3, 2004 | Honda CRF450R |
| 18 | Indianapolis | 250SX 450SX | March 20, 2004 | Honda CRF450R |
| 13 | St. Louis | 250SX 450SX | March 13, 2004 | Honda CRF450R |
| 13 | Daytona | 250SX 450SX | March 5, 2004 | Honda CRF450R |
| 12 | Atlanta | 250SX 450SX | February 28, 2004 | Honda CRF450R |
| 18 | Minneapolis | 250SX 450SX | February 21, 2004 | Honda CRF450R |
| 14 | Houston | 250SX 450SX | February 14, 2004 | Honda CRF450R |
| 13 | Anaheim 1 | 250SX 450SX | January 3, 2004 | Honda CRF450R |
| 10 | Steel City Raceway | 250MX 450 | August 31, 2003 | Honda |
| 19 | Broome-Tioga Sports Center | 250MX 450 | August 24, 2003 | Honda |
| 15 | Spring Creek Motocross | 250MX 450 | August 17, 2003 | Honda |
| 20 | Washougal Motocross | 250MX 450 | July 27, 2003 | Honda |
| 18 | Unadilla Motocross | 250MX 450 | July 20, 2003 | Honda |
| 14 | RedBud Track 'n Trail | 250MX 450 | July 6, 2003 | Honda |
| 20 | Budds Creek Motocross | 250MX 450 | June 15, 2003 | Honda |
| 25 | Moto-X 338 | 250MX 450 | June 8, 2003 | Honda |
| 16 | High Point Raceway | 250MX 450 | May 25, 2003 | Honda |
| 20 | Hangtown Motocross Classic | 250MX 450 | May 18, 2003 | Honda |
| 11 | Las Vegas | 250SX 450SX | May 3, 2003 | Honda |
| 14 | Salt Lake City | 250SX 450SX | April 26, 2003 | Honda |
| 10 | Irving | 250SX 450SX | April 12, 2003 | Honda |
| 14 | Pontiac | 250SX 450SX | April 5, 2003 | Honda |
| 16 | Houston | 250SX 450SX | March 29, 2003 | Honda |
| 10 | St. Louis | 250SX 450SX | March 22, 2003 | Honda |
| 16 | Daytona | 250SX 450SX | March 8, 2003 | Honda |
| 11 | Minneapolis | 250SX 450SX | February 15, 2003 | Honda |
| 20 | Steel City Raceway | 250MX 450 | September 1, 2002 | Yamaha |
| 9 | Broome-Tioga Sports Center | 250MX 450 | August 25, 2002 | Yamaha |
| 23 | Spring Creek Motocross | 250MX 450 | August 18, 2002 | Yamaha |
| 23 | Unadilla Motocross | 250MX 450 | July 21, 2002 | Yamaha |
| 25 | Kenworthy's Motocross Park | 250MX 450 | July 14, 2002 | Yamaha |
| 21 | RedBud Track 'n Trail | 250MX 450 | July 7, 2002 | Yamaha |
| 20 | St. Louis | 250SX 450SX | April 6, 2002 | Yamaha |
| 8 | Houston | 250SX 450SX | March 23, 2002 | Yamaha |
| 12 | New Orleans | 250SX 450SX | March 16, 2002 | Yamaha |
| 22 | New Orleans | 125ESX 250SX East | March 16, 2002 | Yamaha |
| 13 | Daytona | 250SX 450SX | March 9, 2002 | Yamaha |
| 13 | Atlanta | 250SX 450SX | February 23, 2002 | Yamaha |
| 13 | Steel City Raceway | 250MX 450 | September 2, 2001 | Husqvarna |
| 15 | Broome-Tioga Sports Center | 250MX 450 | August 26, 2001 | Husqvarna |
| 19 | Spring Creek Motocross | 250MX 450 | August 19, 2001 | Husqvarna |
| 14 | Washougal Motocross | 250MX 450 | July 29, 2001 | Husqvarna |
| 12 | Kenworthy's Motocross Park | 250MX 450 | July 22, 2001 | Husqvarna |
| 17 | Unadilla Motocross | 250MX 450 | July 15, 2001 | Husqvarna |
| 16 | RedBud Track 'n Trail | 250MX 450 | July 1, 2001 | Husqvarna |
| 19 | Budds Creek Motocross | 250MX 450 | June 17, 2001 | Husqvarna |
| 20 | Moto-X 338 | 250MX 450 | June 10, 2001 | Husqvarna |
| 17 | High Point Raceway | 250MX 450 | May 27, 2001 | Husqvarna |
| 11 | Hangtown Motocross Classic | 250MX 450 | May 20, 2001 | Husqvarna |
| 14 | Glen Helen Raceway | 250MX 450 | May 13, 2001 | Husqvarna |
| 13 | Las Vegas | 250SX 450SX | May 5, 2001 | Husqvarna |
| 16 | Irving | 250SX 450SX | April 21, 2001 | Husqvarna |
| 16 | Houston | 250SX 450SX | March 24, 2001 | Husqvarna |
| 13 | Minneapolis | 250SX 450SX | March 17, 2001 | Husqvarna |
| 14 | Daytona | 250SX 450SX | March 10, 2001 | Husqvarna |
| 13 | New Orleans | 250SX 450SX | March 3, 2001 | Husqvarna |
| 13 | Atlanta | 250SX 450SX | February 24, 2001 | Husqvarna |
| 17 | San Diego | 250SX 450SX | January 13, 2001 | Husqvarna |
| 9 | Steel City Raceway | 250MX 450 | September 3, 2000 | Yamaha |
| 20 | Broome-Tioga Sports Center | 250MX 450 | August 27, 2000 | Yamaha |
| 19 | Unadilla Motocross | 250MX 450 | July 16, 2000 | Yamaha |
| 12 | Budds Creek Motocross | 250MX 450 | June 18, 2000 | Yamaha |
| 17 | Moto-X 338 | 250MX 450 | June 11, 2000 | Yamaha |
| 27 | High Point Raceway | 250MX 450 | May 28, 2000 | Yamaha |
| 13 | Hangtown Motocross Classic | 250MX 450 | May 21, 2000 | Yamaha |
| 18 | Glen Helen Raceway | 250MX 450 | May 14, 2000 | Yamaha |
| 10 | Las Vegas | 250SX 450SX | May 6, 2000 | Yamaha |
| 12 | Joliet | 250SX 450SX | April 29, 2000 | Yamaha |
| 22 | Joliet | 125ESX 250SX East | April 29, 2000 | Yamaha |
| 10 | New Orleans | 250SX 450SX | April 15, 2000 | Yamaha |
| 22 | New Orleans | 125ESX 250SX East | April 15, 2000 | Yamaha |
| 16 | Irving | 250SX 450SX | April 8, 2000 | Yamaha |
| 22 | Irving | 125WSX 250SX West | April 8, 2000 | Yamaha |
| 13 | Pontiac 2 | 250SX 450SX | April 1, 2000 | Yamaha |
| 22 | Pontiac 2 | 125ESX 250SX East | April 1, 2000 | Yamaha |
| 13 | Minneapolis | 250SX 450SX | March 25, 2000 | Yamaha |
| 21 | Minneapolis | 125WSX 250SX West | March 25, 2000 | Yamaha |
| 14 | St. Louis | 250SX 450SX | March 18, 2000 | Yamaha |
| 22 | St. Louis | 125ESX 250SX East | March 18, 2000 | Yamaha |
| 12 | Daytona | 250SX 450SX | March 10, 2000 | Yamaha |
| 15 | Atlanta | 125ESX 250SX East | February 26, 2000 | Yamaha |
| 15 | Pontiac 1 | 250SX 450SX | February 19, 2000 | Yamaha |
| 22 | Pontiac 1 | 125ESX 250SX East | February 19, 2000 | Yamaha |
| 22 | Indianapolis | 125ESX 250SX East | February 12, 2000 | Yamaha |
| 16 | Houston | 250SX 450SX | February 5, 2000 | Yamaha |
| 8 | Phoenix | 125WSX 250SX West | January 29, 2000 | Yamaha |
| 10 | San Diego | 125WSX 250SX West | January 22, 2000 | Yamaha |
| 20 | Steel City Raceway | 125MX 250 | September 5, 1999 | Yamaha |
| 18 | Spring Creek Motocross | 125MX 250 | August 15, 1999 | Yamaha |
| 25 | Washougal Motocross | 125MX 250 | August 1, 1999 | Yamaha |
| 33 | Kenworthy's Motocross Park | 125MX 250 | July 25, 1999 | Yamaha |
| 17 | Unadilla Motocross | 125MX 250 | July 18, 1999 | Yamaha |
| 23 | Budds Creek Motocross | 125MX 250 | June 20, 1999 | Yamaha |
| 18 | Moto-X 338 | 125MX 250 | June 13, 1999 | Yamaha |
| 16 | High Point Raceway | 125MX 250 | May 30, 1999 | Yamaha |
| 24 | Hangtown Motocross Classic | 125MX 250 | May 16, 1999 | Yamaha |
| 18 | Las Vegas | 125SX/Shootout 250SX Showdown | May 1, 1999 | Yamaha |
| 6 | Indianapolis | 125ESX 250SX East | April 24, 1999 | Yamaha |
| 9 | New Orleans | 125ESX 250SX East | April 17, 1999 | Yamaha |
| 9 | Pontiac | 125ESX 250SX East | April 10, 1999 | Yamaha |
| 20 | St. Louis | 125ESX 250SX East | March 27, 1999 | Yamaha |
| 7 | Atlanta | 125ESX 250SX East | February 20, 1999 | Yamaha |
| 8 | Tampa | 125ESX 250SX East | February 13, 1999 | Yamaha |
| 9 | Steel City Raceway | 250MX 450 | September 6, 1998 | Kawasaki |
| 19 | Broome-Tioga Sports Center | 250MX 450 | August 30, 1998 | Kawasaki |
| 21 | Spring Creek Motocross | 250MX 450 | August 16, 1998 | Kawasaki |
| 15 | Washougal Motocross | 250MX 450 | August 2, 1998 | Kawasaki |
| 36 | Kenworthy's Motocross Park | 250MX 450 | July 25, 1998 | Kawasaki |
| 26 | Unadilla Motocross | 250MX 450 | July 19, 1998 | Kawasaki |
| 15 | RedBud Track 'n Trail | 250MX 450 | July 5, 1998 | Kawasaki |
| 15 | Budds Creek Motocross | 250MX 450 | June 21, 1998 | Kawasaki |
| 19 | Moto-X 338 | 250MX 450 | June 14, 1998 | Kawasaki |
| 18 | High Point Raceway | 250MX 450 | May 24, 1998 | Kawasaki |
| 16 | Hangtown Motocross Classic | 250MX 450 | May 17, 1998 | Kawasaki |
| 24 | Glen Helen Raceway | 250MX 450 | May 10, 1998 | Kawasaki |
| 16 | Las Vegas | 250SX 450SX | May 2, 1998 | Kawasaki |
| 13 | Pontiac | 125ESX 250SX East | April 4, 1998 | Kawasaki |
| 8 | St. Louis | 125ESX 250SX East | March 28, 1998 | Kawasaki |
| 11 | New Orleans | 125ESX 250SX East | March 14, 1998 | Kawasaki |
| 22 | Daytona | 125ESX 250SX East | March 7, 1998 | Kawasaki |
| 14 | Tampa | 125ESX 250SX East | February 28, 1998 | Kawasaki |
| 17 | Atlanta | 125ESX 250SX East | February 21, 1998 | Kawasaki |
| 22 | Steel City Raceway | 250MX 450 | August 31, 1997 | Kawasaki |
| 23 | Broome-Tioga Sports Center | 250MX 450 | August 24, 1997 | Kawasaki |
| 23 | Kenworthy's Motocross Park | 250MX 450 | July 27, 1997 | Kawasaki |
| 22 | RedBud Track 'n Trail | 250MX 450 | July 6, 1997 | Kawasaki |
| 14 | Charlotte | 125ESX 250SX East | April 19, 1997 | Kawasaki |
| 22 | St. Louis | 125ESX 250SX East | April 5, 1997 | Kawasaki |
| 20 | Daytona | 250SX 450SX | March 8, 1997 | Kawasaki |
| 22 | Daytona | 125ESX 250SX East | March 8, 1997 | Kawasaki |