| 24 | Budds Creek Motocross | MX 450 | July 13, 2008 | Suzuki RMZ450 |
| 17 | Glen Helen Raceway | MX 450 | May 25, 2008 | Suzuki RM250 |
| 10 | Las Vegas | SX 450SX | May 3, 2008 | Suzuki RM-Z450 |
| 9 | Seattle | SX 450SX | April 26, 2008 | Suzuki RM-Z450 |
| 12 | St. Louis | SX 450SX | April 19, 2008 | Suzuki RM-Z450 |
| 7 | Detroit | SX 450SX | April 12, 2008 | Suzuki RM-Z450 |
| 13 | Toronto | SX 450SX | March 29, 2008 | Suzuki RM-Z450 |
| 8 | Minneapolis | SX 450SX | March 15, 2008 | Suzuki RM-Z450 |
| 4 | Daytona | SX 450SX | March 7, 2008 | Suzuki RM-Z450 |
| 9 | Indianapolis | SX 450SX | March 1, 2008 | Suzuki RM-Z450 |
| 9 | Atlanta | SX 450SX | February 23, 2008 | Suzuki RM-Z450 |
| 10 | Houston | SX 450SX | February 16, 2008 | Suzuki RM-Z450 |
| 7 | San Diego | SX 450SX | February 9, 2008 | Suzuki RM-Z450 |
| 14 | Anaheim 3 | SX 450SX | February 2, 2008 | Suzuki RM-Z450 |
| 20 | San Francisco | SX 450SX | January 26, 2008 | Suzuki RM-Z450 |
| 11 | Anaheim 2 | SX 450SX | January 19, 2008 | Suzuki RM-Z450 |
| 15 | Phoenix | SX 450SX | January 12, 2008 | Suzuki RM-Z450 |
| 10 | Anaheim 1 | SX 450SX | January 5, 2008 | Suzuki RM-Z450 |
| 14 | Spring Creek Motocross | MX 450 | August 12, 2007 | Honda CRF450R |
| 6 | Washougal Motocross | MX 450 | July 29, 2007 | Honda CRF450R |
| 6 | Thunder Valley Motocross | MX 450 | July 22, 2007 | Honda CRF450R |
| 8 | Unadilla Motocross | MX 450 | July 15, 2007 | Honda CRF450R |
| 9 | RedBud Track 'n Trail | MX 450 | July 1, 2007 | Honda CRF450R |
| 11 | Budds Creek Motocross | MX 450 | June 17, 2007 | Honda CRF450R |
| 9 | Moto-X 338 | MX 450 | June 10, 2007 | Honda CRF450R |
| 10 | High Point Raceway | MX 450 | May 27, 2007 | Honda CRF450R |
| 10 | Hangtown Motocross Classic | MX 450 | May 20, 2007 | Honda CRF450R |
| 7 | Las Vegas | SX 450SX | May 5, 2007 | Honda CRF450R |
| 8 | Seattle | SX 450SX | April 28, 2007 | Honda CRF450R |
| 6 | Detroit | SX 450SX | April 21, 2007 | Honda CRF450R |
| 9 | Irving | SX 450SX | March 31, 2007 | Honda CRF450R |
| 7 | Indianapolis | SX 450SX | March 24, 2007 | Honda CRF450R |
| 7 | Orlando | SX 450SX | March 17, 2007 | Honda CRF450R |
| 8 | Daytona | SX 450SX | March 9, 2007 | Honda CRF450R |
| 6 | St. Louis | SX 450SX | March 3, 2007 | Honda CRF450R |
| 8 | Atlanta | SX 450SX | February 24, 2007 | Honda CRF450R |
| 9 | San Diego | SX 450SX | February 17, 2007 | Honda CRF450R |
| 10 | Houston | SX 450SX | February 10, 2007 | Honda CRF450R |
| 12 | Anaheim 3 | SX 450SX | February 3, 2007 | Honda CRF450R |
| 6 | San Francisco | SX 450SX | January 27, 2007 | Honda CRF450R |
| 11 | Anaheim 2 | SX 450SX | January 20, 2007 | Honda CRF450R |
| 20 | Phoenix | SX 450SX | January 13, 2007 | Honda CRF450R |
| 6 | Anaheim 1 | SX 450SX | January 6, 2007 | Honda CRF450R |
| 8 | Glen Helen Raceway | MX 450 | September 10, 2006 | Yamaha YZ450F |
| 9 | Steel City Raceway | MX 450 | September 3, 2006 | Yamaha YZ450F |
| 8 | Broome-Tioga Sports Center | MX 450 | August 20, 2006 | Yamaha YZ450F |
| 2 | Spring Creek Motocross | MX 450 | August 13, 2006 | Yamaha YZ450F |
| 8 | Washougal Motocross | MX 450 | July 30, 2006 | Yamaha YZ450F |
| 10 | Thunder Valley Motocross | MX 450 | July 23, 2006 | Yamaha YZ450F |
| 5 | Unadilla Motocross | MX 450 | July 16, 2006 | Yamaha YZ450F |
| 8 | RedBud Track 'n Trail | MX 450 | July 2, 2006 | Yamaha YZ450F |
| 12 | Budds Creek Motocross | MX 450 | June 18, 2006 | Yamaha YZ450F |
| 11 | Moto-X 338 | MX 450 | June 11, 2006 | Yamaha YZ450F |
| 4 | High Point Raceway | MX 450 | May 28, 2006 | Yamaha YZ450F |
| 4 | Hangtown Motocross Classic | MX 450 | May 21, 2006 | Yamaha YZ450F |
| 16 | Indianapolis | SX 450SX | March 4, 2006 | Honda CR250 |
| 20 | Atlanta | SX 450SX | February 25, 2006 | Honda CR250 |
| 18 | San Diego | SX 450SX | February 11, 2006 | Honda CR250 |
| 9 | Anaheim 3 | SX 450SX | February 4, 2006 | Honda CR250 |
| 20 | San Francisco | SX 450SX | January 28, 2006 | Honda CR250 |
| 9 | Anaheim 2 | SX 450SX | January 21, 2006 | Honda CR250 |
| 10 | Phoenix | SX 450SX | January 14, 2006 | Honda CR250 |
| 10 | Anaheim 1 | SX 450SX | January 7, 2006 | Honda CR250 |
| 4 | Glen Helen Raceway | 250MX 450 | September 11, 2005 | Yamaha YZ450F |
| 4 | Steel City Raceway | 250MX 450 | September 4, 2005 | Yamaha YZ450F |
| 5 | Broome-Tioga Sports Center | 250MX 450 | August 21, 2005 | Yamaha YZ450F |
| 6 | Spring Creek Motocross | 250MX 450 | August 14, 2005 | Yamaha YZ450F |
| 4 | Washougal Motocross | 250MX 450 | July 31, 2005 | Yamaha YZ450F |
| 5 | Thunder Valley Motocross | 250MX 450 | July 24, 2005 | Yamaha YZ450F |
| 4 | Unadilla Motocross | 250MX 450 | July 17, 2005 | Yamaha YZ450F |
| 4 | RedBud Track 'n Trail | 250MX 450 | July 3, 2005 | Yamaha YZ450F |
| 6 | Budds Creek Motocross | 250MX 450 | June 19, 2005 | Yamaha YZ450F |
| 12 | Moto-X 338 | 250MX 450 | June 12, 2005 | Yamaha YZ450F |
| 5 | High Point Raceway | 250MX 450 | May 29, 2005 | Yamaha YZ450F |
| 3 | Hangtown Motocross Classic | 250MX 450 | May 22, 2005 | Yamaha YZ450F |
| 4 | Las Vegas | 250SX 450SX | May 7, 2005 | Yamaha YZ250 |
| 5 | Houston | 250SX 450SX | April 30, 2005 | Yamaha YZ250 |
| 6 | Seattle | 250SX 450SX | April 16, 2005 | Yamaha YZ250 |
| 6 | Pontiac | 250SX 450SX | April 9, 2005 | Yamaha YZ250 |
| 6 | Irving | 250SX 450SX | April 2, 2005 | Yamaha YZ250 |
| 5 | Orlando | 250SX 450SX | March 19, 2005 | Yamaha YZ250 |
| 4 | Daytona | 250SX 450SX | March 11, 2005 | Yamaha YZ250 |
| 4 | St. Louis | 250SX 450SX | March 5, 2005 | Yamaha YZ250 |
| 8 | Atlanta | 250SX 450SX | February 26, 2005 | Yamaha YZ250 |
| 4 | San Diego | 250SX 450SX | February 19, 2005 | Yamaha YZ250 |
| 5 | Indianapolis | 250SX 450SX | February 12, 2005 | Yamaha YZ250 |
| 4 | Anaheim 3 | 250SX 450SX | February 5, 2005 | Yamaha YZ250 |
| 4 | San Francisco | 250SX 450SX | January 29, 2005 | Yamaha YZ250 |
| 17 | Anaheim 2 | 250SX 450SX | January 22, 2005 | Yamaha YZ250 |
| 8 | Phoenix | 250SX 450SX | January 15, 2005 | Yamaha YZ250 |
| 7 | Anaheim 1 | 250SX 450SX | January 8, 2005 | Yamaha YZ250 |
| 14 | Glen Helen Raceway | 250MX 450 | September 12, 2004 | Yamaha YZ450 |
| 12 | Steel City Raceway | 250MX 450 | September 5, 2004 | Yamaha YZ450 |
| 10 | Broome-Tioga Sports Center | 250MX 450 | August 22, 2004 | Yamaha YZ450 |
| 4 | Spring Creek Motocross | 250MX 450 | August 15, 2004 | Yamaha YZ450 |
| 4 | Washougal Motocross | 250MX 450 | August 1, 2004 | Yamaha YZ450 |
| 6 | Kenworthy's Motocross Park | 250MX 450 | July 25, 2004 | Yamaha YZ450 |
| 6 | Unadilla Motocross | 250MX 450 | July 18, 2004 | Yamaha YZ450 |
| 4 | RedBud Track 'n Trail | 250MX 450 | July 4, 2004 | Yamaha YZ450 |
| 3 | Budds Creek Motocross | 250MX 450 | June 20, 2004 | Yamaha YZ450 |
| 13 | Moto-X 338 | 250MX 450 | June 13, 2004 | Yamaha YZ450 |
| 4 | High Point Raceway | 250MX 450 | May 30, 2004 | Yamaha YZ450 |
| 2 | Hangtown Motocross Classic | 250MX 450 | May 16, 2004 | Yamaha YZ450 |
| 4 | Las Vegas | 250SX 450SX | May 1, 2004 | Yamaha YZ250 |
| 3 | Salt Lake City | 250SX 450SX | April 24, 2004 | Yamaha YZ250 |
| 4 | Irving | 250SX 450SX | April 17, 2004 | Yamaha YZ250 |
| 3 | Pontiac | 250SX 450SX | April 3, 2004 | Yamaha YZ250 |
| 5 | Indianapolis | 250SX 450SX | March 20, 2004 | Yamaha YZ250 |
| 5 | St. Louis | 250SX 450SX | March 13, 2004 | Yamaha YZ250 |
| 4 | Daytona | 250SX 450SX | March 5, 2004 | Yamaha YZ250 |
| 4 | Atlanta | 250SX 450SX | February 28, 2004 | Yamaha YZ250 |
| 3 | Minneapolis | 250SX 450SX | February 21, 2004 | Yamaha YZ250 |
| 4 | Houston | 250SX 450SX | February 14, 2004 | Yamaha YZ250 |
| 2 | San Francisco | 250SX 450SX | February 7, 2004 | Yamaha YZ250 |
| 5 | Anaheim 3 | 250SX 450SX | January 31, 2004 | Yamaha YZ250 |
| 3 | San Diego | 250SX 450SX | January 24, 2004 | Yamaha YZ250 |
| 3 | Anaheim 2 | 250SX 450SX | January 17, 2004 | Yamaha YZ250 |
| 7 | Phoenix | 250SX 450SX | January 10, 2004 | Yamaha YZ250 |
| 2 | Anaheim 1 | 250SX 450SX | January 3, 2004 | Yamaha YZ250 |
| 7 | Steel City Raceway | 250MX 450 | August 31, 2003 | Yamaha |
| 5 | Broome-Tioga Sports Center | 250MX 450 | August 24, 2003 | Yamaha |
| 12 | Spring Creek Motocross | 250MX 450 | August 17, 2003 | Yamaha |
| 7 | Washougal Motocross | 250MX 450 | July 27, 2003 | Yamaha |
| 4 | Unadilla Motocross | 250MX 450 | July 20, 2003 | Yamaha |
| 4 | RedBud Track 'n Trail | 250MX 450 | July 6, 2003 | Yamaha |
| 5 | Budds Creek Motocross | 250MX 450 | June 15, 2003 | Yamaha |
| 12 | Moto-X 338 | 250MX 450 | June 8, 2003 | Yamaha |
| 5 | High Point Raceway | 250MX 450 | May 25, 2003 | Yamaha |
| 14 | Hangtown Motocross Classic | 250MX 450 | May 18, 2003 | Yamaha |
| 10 | Glen Helen Raceway | 250MX 450 | May 11, 2003 | Yamaha |
| 2 | Indianapolis | 250SX 450SX | March 1, 2003 | Yamaha |
| 3 | Atlanta | 250SX 450SX | February 22, 2003 | Yamaha |
| 4 | Minneapolis | 250SX 450SX | February 15, 2003 | Yamaha |
| 2 | San Diego | 250SX 450SX | February 8, 2003 | Yamaha |
| 3 | Anaheim 3 | 250SX 450SX | February 1, 2003 | Yamaha |
| 3 | San Francisco | 250SX 450SX | January 25, 2003 | Yamaha |
| 8 | Anaheim 2 | 250SX 450SX | January 18, 2003 | Yamaha |
| 5 | Phoenix | 250SX 450SX | January 11, 2003 | Yamaha |
| 4 | Anaheim 1 | 250SX 450SX | January 4, 2003 | Yamaha |
| 39 | Kenworthy's Motocross Park | 250MX 450 | July 14, 2002 | Yamaha |
| 15 | RedBud Track 'n Trail | 250MX 450 | July 7, 2002 | Yamaha |
| 36 | Moto-X 338 | 250MX 450 | June 9, 2002 | Yamaha |
| 5 | High Point Raceway | 250MX 450 | May 26, 2002 | Yamaha |
| 2 | Hangtown Motocross Classic | 250MX 450 | May 19, 2002 | Yamaha |
| 4 | Glen Helen Raceway | 250MX 450 | May 12, 2002 | Yamaha |
| 3 | Las Vegas | 250SX 450SX | May 4, 2002 | Yamaha |
| 2 | Salt Lake City | 250SX 450SX | April 27, 2002 | Yamaha |
| 2 | Irving | 250SX 450SX | April 20, 2002 | Yamaha |
| 4 | Pontiac | 250SX 450SX | April 13, 2002 | Yamaha |
| 2 | St. Louis | 250SX 450SX | April 6, 2002 | Yamaha |
| 4 | Houston | 250SX 450SX | March 23, 2002 | Yamaha |
| 3 | New Orleans | 250SX 450SX | March 16, 2002 | Yamaha |
| 2 | Atlanta | 250SX 450SX | February 23, 2002 | Yamaha |
| 3 | Minneapolis | 250SX 450SX | February 16, 2002 | Yamaha |
| 1 | Indianapolis | 250SX 450SX | February 9, 2002 | Yamaha |
| 3 | Anaheim 3 | 250SX 450SX | February 2, 2002 | Yamaha |
| 3 | Phoenix | 250SX 450SX | January 26, 2002 | Yamaha |
| 2 | Anaheim 2 | 250SX 450SX | January 19, 2002 | Yamaha |
| 1 | San Diego | 250SX 450SX | January 12, 2002 | Yamaha |
| 1 | Anaheim 1 | 250SX 450SX | January 5, 2002 | Yamaha |
| 4 | Steel City Raceway | 250MX 450 | September 2, 2001 | Yamaha |
| 6 | Broome-Tioga Sports Center | 250MX 450 | August 26, 2001 | Yamaha |
| 5 | Spring Creek Motocross | 250MX 450 | August 19, 2001 | Yamaha |
| 5 | Washougal Motocross | 250MX 450 | July 29, 2001 | Yamaha |
| 5 | Kenworthy's Motocross Park | 250MX 450 | July 22, 2001 | Yamaha |
| 6 | Unadilla Motocross | 250MX 450 | July 15, 2001 | Yamaha |
| 11 | RedBud Track 'n Trail | 250MX 450 | July 1, 2001 | Yamaha |
| 8 | Budds Creek Motocross | 250MX 450 | June 17, 2001 | Yamaha |
| 13 | Moto-X 338 | 250MX 450 | June 10, 2001 | Yamaha |
| 1 | High Point Raceway | 250MX 450 | May 27, 2001 | Yamaha |
| 5 | Hangtown Motocross Classic | 250MX 450 | May 20, 2001 | Yamaha |
| 12 | Glen Helen Raceway | 250MX 450 | May 13, 2001 | Yamaha |
| 20 | Las Vegas | 250SX 450SX | May 5, 2001 | Yamaha |
| 4 | Salt Lake City | 250SX 450SX | April 28, 2001 | Yamaha |
| 20 | Minneapolis | 250SX 450SX | March 17, 2001 | Yamaha |
| 4 | Daytona | 250SX 450SX | March 10, 2001 | Yamaha |
| 5 | New Orleans | 250SX 450SX | March 3, 2001 | Yamaha |
| 6 | Atlanta | 250SX 450SX | February 24, 2001 | Yamaha |
| 10 | Indianapolis | 250SX 450SX | February 10, 2001 | Yamaha |
| 8 | Anaheim 3 | 250SX 450SX | February 3, 2001 | Yamaha |
| 5 | Phoenix | 250SX 450SX | January 27, 2001 | Yamaha |
| 6 | Anaheim 2 | 250SX 450SX | January 20, 2001 | Yamaha |
| 6 | San Diego | 250SX 450SX | January 13, 2001 | Yamaha |
| 6 | Anaheim 1 | 250SX 450SX | January 6, 2001 | Yamaha |
| 4 | Steel City Raceway | 250MX 450 | September 3, 2000 | Yamaha |
| 4 | Broome-Tioga Sports Center | 250MX 450 | August 27, 2000 | Yamaha |
| 2 | Spring Creek Motocross | 250MX 450 | August 13, 2000 | Yamaha |
| 2 | Washougal Motocross | 250MX 450 | July 30, 2000 | Yamaha |
| 16 | Kenworthy's Motocross Park | 250MX 450 | July 23, 2000 | Yamaha |
| 7 | Unadilla Motocross | 250MX 450 | July 16, 2000 | Yamaha |
| 4 | RedBud Track 'n Trail | 250MX 450 | July 2, 2000 | Yamaha |
| 6 | Budds Creek Motocross | 250MX 450 | June 18, 2000 | Yamaha |
| 10 | Moto-X 338 | 250MX 450 | June 11, 2000 | Yamaha |
| 1 | High Point Raceway | 250MX 450 | May 28, 2000 | Yamaha |
| 1 | Hangtown Motocross Classic | 250MX 450 | May 21, 2000 | Yamaha |
| 3 | Glen Helen Raceway | 250MX 450 | May 14, 2000 | Yamaha |
| 4 | Las Vegas | 250SX 450SX | May 6, 2000 | Yamaha |
| 2 | Joliet | 250SX 450SX | April 29, 2000 | Yamaha |
| 1 | New Orleans | 250SX 450SX | April 15, 2000 | Yamaha |
| 2 | Irving | 250SX 450SX | April 8, 2000 | Yamaha |
| 4 | Pontiac 2 | 250SX 450SX | April 1, 2000 | Yamaha |
| 1 | Minneapolis | 250SX 450SX | March 25, 2000 | Yamaha |
| 2 | St. Louis | 250SX 450SX | March 18, 2000 | Yamaha |
| 3 | Daytona | 250SX 450SX | March 10, 2000 | Yamaha |
| 2 | Atlanta | 250SX 450SX | February 26, 2000 | Yamaha |
| 6 | Pontiac 1 | 250SX 450SX | February 19, 2000 | Yamaha |
| 3 | Indianapolis | 250SX 450SX | February 12, 2000 | Yamaha |
| 3 | Houston | 250SX 450SX | February 5, 2000 | Yamaha |
| 1 | Phoenix | 250SX 450SX | January 29, 2000 | Yamaha |
| 1 | San Diego | 250SX 450SX | January 22, 2000 | Yamaha |
| 2 | Anaheim 2 | 250SX 450SX | January 15, 2000 | Yamaha |
| 5 | Anaheim 1 | 250SX 450SX | January 8, 2000 | Yamaha |
| 7 | Anaheim 2 | 250SX 450SX | February 6, 1999 | Yamaha |
| 6 | Seattle | 250SX 450SX | January 30, 1999 | Yamaha |
| 14 | Phoenix | 250SX 450SX | January 23, 1999 | Yamaha |
| 4 | San Diego | 250SX 450SX | January 16, 1999 | Yamaha |
| 13 | Anaheim 1 | 250SX 450SX | January 9, 1999 | Yamaha |
| 5 | Irving | 125WSX 250SX West | April 25, 1998 | Yamaha |
| 3 | Minneapolis | 125WSX 250SX West | March 21, 1998 | Yamaha |
| 2 | San Diego | 125WSX 250SX West | February 7, 1998 | Yamaha |
| 1 | Seattle | 125WSX 250SX West | January 31, 1998 | Yamaha |
| 1 | Tempe | 125WSX 250SX West | January 24, 1998 | Yamaha |
| 1 | Houston | 125WSX 250SX West | January 17, 1998 | Yamaha |
| 7 | Los Angeles | 125WSX 250SX West | January 10, 1998 | Yamaha |
| 10 | Houston | 125WSX 250SX West | March 22, 1997 | Yamaha |
| 2 | Minneapolis | 125WSX 250SX West | March 15, 1997 | Yamaha |
| 1 | Seattle | 125WSX 250SX West | February 1, 1997 | Yamaha |
| 13 | Tempe | 125WSX 250SX West | January 25, 1997 | Yamaha |
| 2 | Los Angeles 2 | 125WSX 250SX West | January 18, 1997 | Yamaha |
| 5 | Los Angeles 1 | 125WSX 250SX West | January 11, 1997 | Yamaha |
| 5 | San Diego | 125WSX 250SX West | February 10, 1996 | Kawasaki |
| 10 | Seattle | 125WSX 250SX West | February 3, 1996 | Kawasaki |
| 4 | Anaheim | 125WSX 250SX West | January 27, 1996 | Kawasaki |