| 4 | San Diego | SX 450SX | February 11, 2006 | Honda CR250R |
| 16 | Anaheim 3 | SX 450SX | February 4, 2006 | Honda CR250R |
| 5 | Anaheim 2 | SX 450SX | January 21, 2006 | Honda CR250R |
| 4 | Phoenix | SX 450SX | January 14, 2006 | Honda CR250R |
| 11 | Anaheim 1 | SX 450SX | January 7, 2006 | Honda CR250R |
| 14 | St. Louis | 250SX 450SX | March 5, 2005 | Honda CR250 |
| 9 | Atlanta | 250SX 450SX | February 26, 2005 | Honda CR250 |
| 10 | San Diego | 250SX 450SX | February 19, 2005 | Honda CR250 |
| 19 | Anaheim 3 | 250SX 450SX | February 5, 2005 | Honda CR250 |
| 5 | Anaheim 2 | 250SX 450SX | January 22, 2005 | Honda CR250 |
| 9 | Phoenix | 250SX 450SX | January 15, 2005 | Honda CR250 |
| 20 | Anaheim 1 | 250SX 450SX | January 8, 2005 | Honda CR250 |
| 20 | Steel City Raceway | 250MX 450 | September 5, 2004 | Honda CRF450R |
| 5 | Las Vegas | 250SX 450SX | May 4, 2002 | Yamaha |
| 5 | Salt Lake City | 250SX 450SX | April 27, 2002 | Yamaha |
| 3 | Irving | 250SX 450SX | April 20, 2002 | Yamaha |
| 3 | Pontiac | 250SX 450SX | April 13, 2002 | Yamaha |
| 4 | St. Louis | 250SX 450SX | April 6, 2002 | Yamaha |
| 5 | Houston | 250SX 450SX | March 23, 2002 | Yamaha |
| 4 | New Orleans | 250SX 450SX | March 16, 2002 | Yamaha |
| 5 | Daytona | 250SX 450SX | March 9, 2002 | Yamaha |
| 3 | Atlanta | 250SX 450SX | February 23, 2002 | Yamaha |
| 6 | Minneapolis | 250SX 450SX | February 16, 2002 | Yamaha |
| 7 | Indianapolis | 250SX 450SX | February 9, 2002 | Yamaha |
| 6 | Anaheim 3 | 250SX 450SX | February 2, 2002 | Yamaha |
| 6 | Phoenix | 250SX 450SX | January 26, 2002 | Yamaha |
| 9 | Anaheim 2 | 250SX 450SX | January 19, 2002 | Yamaha |
| 10 | San Diego | 250SX 450SX | January 12, 2002 | Yamaha |
| 13 | Anaheim 1 | 250SX 450SX | January 5, 2002 | Yamaha |
| 2 | Las Vegas | 250SX 450SX | May 5, 2001 | Yamaha |
| 6 | Salt Lake City | 250SX 450SX | April 28, 2001 | Yamaha |
| 3 | Irving | 250SX 450SX | April 21, 2001 | Yamaha |
| 4 | Pontiac | 250SX 450SX | April 7, 2001 | Yamaha |
| 4 | St. Louis | 250SX 450SX | March 31, 2001 | Yamaha |
| 2 | Houston | 250SX 450SX | March 24, 2001 | Yamaha |
| 2 | Minneapolis | 250SX 450SX | March 17, 2001 | Yamaha |
| 6 | Daytona | 250SX 450SX | March 10, 2001 | Yamaha |
| 4 | New Orleans | 250SX 450SX | March 3, 2001 | Yamaha |
| 2 | Atlanta | 250SX 450SX | February 24, 2001 | Yamaha |
| 2 | Indianapolis | 250SX 450SX | February 10, 2001 | Yamaha |
| 2 | Anaheim 3 | 250SX 450SX | February 3, 2001 | Yamaha |
| 2 | Phoenix | 250SX 450SX | January 27, 2001 | Yamaha |
| 1 | Anaheim 2 | 250SX 450SX | January 20, 2001 | Yamaha |
| 3 | San Diego | 250SX 450SX | January 13, 2001 | Yamaha |
| 1 | Anaheim 1 | 250SX 450SX | January 6, 2001 | Yamaha |
| 6 | Glen Helen Raceway | 250MX 450 | May 14, 2000 | Yamaha |
| 1 | Las Vegas | 250SX 450SX | May 6, 2000 | Yamaha |
| 1 | Joliet | 250SX 450SX | April 29, 2000 | Yamaha |
| 2 | New Orleans | 250SX 450SX | April 15, 2000 | Yamaha |
| 4 | Irving | 250SX 450SX | April 8, 2000 | Yamaha |
| 1 | Pontiac 2 | 250SX 450SX | April 1, 2000 | Yamaha |
| 3 | Minneapolis | 250SX 450SX | March 25, 2000 | Yamaha |
| 1 | St. Louis | 250SX 450SX | March 18, 2000 | Yamaha |
| 2 | Daytona | 250SX 450SX | March 10, 2000 | Yamaha |
| 1 | Atlanta | 250SX 450SX | February 26, 2000 | Yamaha |
| 1 | Pontiac 1 | 250SX 450SX | February 19, 2000 | Yamaha |
| 1 | Indianapolis | 250SX 450SX | February 12, 2000 | Yamaha |
| 1 | Houston | 250SX 450SX | February 5, 2000 | Yamaha |
| 2 | Phoenix | 250SX 450SX | January 29, 2000 | Yamaha |
| 4 | San Diego | 250SX 450SX | January 22, 2000 | Yamaha |
| 1 | Anaheim 2 | 250SX 450SX | January 15, 2000 | Yamaha |
| 1 | Anaheim 1 | 250SX 450SX | January 8, 2000 | Yamaha |
| 8 | Washougal Motocross | 250MX 450 | August 1, 1999 | Yamaha |
| 10 | Glen Helen Raceway | 250MX 450 | May 9, 1999 | Yamaha |
| 1 | Las Vegas | 250SX 450SX | May 1, 1999 | Yamaha |
| 4 | Indianapolis | 250SX 450SX | April 24, 1999 | Yamaha |
| 2 | New Orleans | 250SX 450SX | April 17, 1999 | Yamaha |
| 1 | Pontiac | 250SX 450SX | April 10, 1999 | Yamaha |
| 1 | St. Louis | 250SX 450SX | March 27, 1999 | Yamaha |
| 1 | Minneapolis | 250SX 450SX | March 20, 1999 | Yamaha |
| 1 | Houston | 250SX 450SX | March 13, 1999 | Yamaha |
| 1 | Daytona | 250SX 450SX | March 6, 1999 | Yamaha |
| 4 | Irving | 250SX 450SX | February 27, 1999 | Yamaha |
| 1 | Atlanta | 250SX 450SX | February 20, 1999 | Yamaha |
| 2 | Tampa | 250SX 450SX | February 13, 1999 | Yamaha |
| 2 | Anaheim 2 | 250SX 450SX | February 6, 1999 | Yamaha |
| 4 | Seattle | 250SX 450SX | January 30, 1999 | Yamaha |
| 1 | Phoenix | 250SX 450SX | January 23, 1999 | Yamaha |
| 2 | San Diego | 250SX 450SX | January 16, 1999 | Yamaha |
| 7 | Anaheim 1 | 250SX 450SX | January 9, 1999 | Yamaha |
| 6 | High Point Raceway | 250MX 450 | May 24, 1998 | Yamaha |
| 1 | Hangtown Motocross Classic | 250MX 450 | May 17, 1998 | Yamaha |
| 2 | Glen Helen Raceway | 250MX 450 | May 10, 1998 | Yamaha |
| 1 | Las Vegas | 250SX 450SX | May 2, 1998 | Yamaha |
| 2 | Irving | 250SX 450SX | April 25, 1998 | Yamaha |
| 14 | Charlotte | 250SX 450SX | April 17, 1998 | Yamaha |
| 20 | Pontiac | 250SX 450SX | April 4, 1998 | Yamaha |
| 4 | St. Louis | 250SX 450SX | March 28, 1998 | Yamaha |
| 1 | Minneapolis | 250SX 450SX | March 21, 1998 | Yamaha |
| 2 | New Orleans | 250SX 450SX | March 14, 1998 | Yamaha |
| 1 | Daytona | 250SX 450SX | March 7, 1998 | Yamaha |
| 8 | Tampa | 250SX 450SX | February 28, 1998 | Yamaha |
| 1 | Atlanta | 250SX 450SX | February 21, 1998 | Yamaha |
| 1 | Indianapolis | 250SX 450SX | February 14, 1998 | Yamaha |
| 1 | San Diego | 250SX 450SX | February 7, 1998 | Yamaha |
| 1 | Seattle | 250SX 450SX | January 31, 1998 | Yamaha |
| 2 | Tempe | 250SX 450SX | January 24, 1998 | Yamaha |
| 2 | Houston | 250SX 450SX | January 17, 1998 | Yamaha |
| 3 | Los Angeles | 250SX 450SX | January 10, 1998 | Yamaha |
| 6 | Steel City Raceway | 250MX 450 | August 31, 1997 | Suzuki |
| 5 | Broome-Tioga Sports Center | 250MX 450 | August 24, 1997 | Suzuki |
| 3 | Washougal Motocross | 250MX 450 | August 17, 1997 | Suzuki |
| 8 | Spring Creek Motocross | 250MX 450 | August 3, 1997 | Suzuki |
| 3 | Kenworthy's Motocross Park | 250MX 450 | July 27, 1997 | Suzuki |
| 8 | Unadilla Motocross | 250MX 450 | July 20, 1997 | Suzuki |
| 3 | RedBud Track 'n Trail | 250MX 450 | July 6, 1997 | Suzuki |
| 5 | Moto-X 338 | 250MX 450 | June 22, 1997 | Suzuki |
| 3 | Budds Creek Motocross | 250MX 450 | June 15, 1997 | Suzuki |
| 7 | High Point Raceway | 250MX 450 | May 25, 1997 | Suzuki |
| 7 | Las Vegas | 250SX 450SX | May 17, 1997 | Suzuki |
| 4 | Glen Helen Raceway | 250MX 450 | May 11, 1997 | Suzuki |
| 5 | Hangtown Motocross Classic | 250MX 450 | May 4, 1997 | Suzuki |
| 4 | Irving | 250SX 450SX | April 26, 1997 | Suzuki |
| 7 | Charlotte | 250SX 450SX | April 19, 1997 | Suzuki |
| 4 | Pontiac | 250SX 450SX | April 12, 1997 | Suzuki |
| 1 | St. Louis | 250SX 450SX | April 5, 1997 | Suzuki |
| 2 | Orlando | 250SX 450SX | March 29, 1997 | Suzuki |
| 3 | Houston | 250SX 450SX | March 22, 1997 | Suzuki |
| 1 | Minneapolis | 250SX 450SX | March 15, 1997 | Suzuki |
| 3 | Daytona | 250SX 450SX | March 8, 1997 | Suzuki |
| 2 | Gatorback Cycle Park | 250MX 450 | March 2, 1997 | Suzuki |
| 3 | Atlanta | 250SX 450SX | February 22, 1997 | Suzuki |
| 9 | Indianapolis | 250SX 450SX | February 15, 1997 | Suzuki |
| 2 | Seattle | 250SX 450SX | February 1, 1997 | Suzuki |
| 2 | Tempe | 250SX 450SX | January 25, 1997 | Suzuki |
| 3 | Los Angeles 2 | 250SX 450SX | January 18, 1997 | Suzuki |
| 15 | Los Angeles 1 | 250SX 450SX | January 11, 1997 | Suzuki |
| 2 | Steel City Raceway | 250MX 450 | September 1, 1996 | Honda |
| 1 | Broome-Tioga Sports Center | 250MX 450 | August 25, 1996 | Honda |
| 15 | Washougal Motocross | 250MX 450 | August 18, 1996 | Honda |
| 6 | Spring Creek Motocross | 250MX 450 | August 4, 1996 | Honda |
| 1 | Kenworthy's Motocross Park | 250MX 450 | July 28, 1996 | Honda |
| 2 | Unadilla Motocross | 250MX 450 | July 21, 1996 | Honda |
| 2 | RedBud Track 'n Trail | 250MX 450 | July 7, 1996 | Honda |
| 1 | Moto-X 338 | 250MX 450 | June 23, 1996 | Honda |
| 1 | Budds Creek Motocross | 250MX 450 | June 16, 1996 | Honda |
| 3 | High Point Raceway | 250MX 450 | May 26, 1996 | Honda |
| 1 | Denver | 250SX 450SX | May 18, 1996 | Honda |
| 1 | Glen Helen Raceway | 250MX 450 | May 12, 1996 | Honda |
| 1 | Hangtown Motocross Classic | 250MX 450 | May 5, 1996 | Honda |
| 2 | St. Louis | 250SX 450SX | April 27, 1996 | Honda |
| 1 | Charlotte | 250SX 450SX | April 20, 1996 | Honda |
| 1 | Pontiac | 250SX 450SX | April 13, 1996 | Honda |
| 1 | Tampa | 250SX 450SX | April 6, 1996 | Honda |
| 1 | Indianapolis | 250SX 450SX | March 30, 1996 | Honda |
| 1 | Irving | 250SX 450SX | March 23, 1996 | Honda |
| 1 | Houston | 250SX 450SX | March 16, 1996 | Honda |
| 1 | Daytona | 250SX 450SX | March 9, 1996 | Honda |
| 1 | Gatorback Cycle Park | 250MX 450 | March 3, 1996 | Honda |
| 1 | Atlanta | 250SX 450SX | February 24, 1996 | Honda |
| 1 | San Diego | 250SX 450SX | February 10, 1996 | Honda |
| 1 | Seattle | 250SX 450SX | February 3, 1996 | Honda |
| 1 | Anaheim | 250SX 450SX | January 27, 1996 | Honda |
| 1 | Minneapolis | 250SX 450SX | January 20, 1996 | Honda |
| 1 | Orlando | 250SX 450SX | January 13, 1996 | Honda |
| 1 | Steel City Raceway | 250MX 450 | September 3, 1995 | Honda |
| 1 | Broome-Tioga Sports Center | 250MX 450 | August 27, 1995 | Honda |
| 1 | Washougal Motocross | 250MX 450 | August 6, 1995 | Honda |
| 2 | Spring Creek Motocross | 250MX 450 | July 30, 1995 | Honda |
| 2 | Unadilla Motocross | 250MX 450 | July 23, 1995 | Honda |
| 1 | Kenworthy's Motocross Park | 250MX 450 | July 16, 1995 | Honda |
| 1 | RedBud Track 'n Trail | 250MX 450 | July 2, 1995 | Honda |
| 2 | Moto-X 338 | 250MX 450 | June 25, 1995 | Honda |
| 1 | Budds Creek Motocross | 250MX 450 | June 18, 1995 | Honda |
| 1 | San Jose | 250SX 450SX | June 3, 1995 | Honda |
| 3 | High Point Raceway | 250MX 450 | May 28, 1995 | Honda |
| 1 | Cleveland | 250SX 450SX | May 20, 1995 | Honda |
| 6 | Hangtown Motocross Classic | 250MX 450 | May 7, 1995 | Honda |
| 2 | Irving | 250SX 450SX | April 29, 1995 | Honda |
| 1 | Charlotte | 250SX 450SX | April 22, 1995 | Honda |
| 5 | Pontiac | 250SX 450SX | April 8, 1995 | Honda |
| 1 | Houston | 250SX 450SX | March 25, 1995 | Honda |
| 1 | Indianapolis | 250SX 450SX | March 18, 1995 | Honda |
| 7 | Daytona | 250SX 450SX | March 11, 1995 | Honda |
| 1 | Gatorback Cycle Park | 250MX 450 | March 5, 1995 | Honda |
| 4 | Atlanta | 250SX 450SX | February 25, 1995 | Honda |
| 1 | San Diego | 250SX 450SX | February 11, 1995 | Honda |
| 1 | Seattle | 250SX 450SX | February 4, 1995 | Honda |
| 1 | Anaheim | 250SX 450SX | January 28, 1995 | Honda |
| 1 | Minneapolis | 250SX 450SX | January 21, 1995 | Honda |
| 1 | Orlando | 250SX 450SX | January 14, 1995 | Honda |
| 2 | Steel City Raceway | 250MX 450 | September 4, 1994 | Honda |
| 6 | Broome-Tioga Sports Center | 250MX 450 | August 28, 1994 | Honda |
| 2 | Washougal Motocross | 250MX 450 | August 14, 1994 | Honda |
| 3 | Spring Creek Motocross | 250MX 450 | August 7, 1994 | Honda |
| 2 | Kenworthy's Motocross Park | 250MX 450 | July 24, 1994 | Honda |
| 8 | Unadilla Motocross | 250MX 450 | July 17, 1994 | Honda |
| 12 | RedBud Track 'n Trail | 250MX 450 | July 3, 1994 | Honda |
| 4 | Moto-X 338 | 250MX 450 | June 26, 1994 | Honda |
| 1 | Las Vegas | 250SX 450SX | June 11, 1994 | Honda |
| 2 | San Jose | 250SX 450SX | June 4, 1994 | Honda |
| 3 | High Point Raceway | 250MX 450 | May 29, 1994 | Honda |
| 2 | Budds Creek Motocross | 250MX 450 | May 22, 1994 | Honda |
| 3 | Seattle | 250SX 450SX | May 7, 1994 | Honda |
| 3 | Irving | 250SX 450SX | April 23, 1994 | Honda |
| 1 | Minneapolis | 250SX 450SX | April 16, 1994 | Honda |
| 1 | Pontiac | 250SX 450SX | April 9, 1994 | Honda |
| 7 | Charlotte | 250SX 450SX | March 26, 1994 | Honda |
| 1 | Indianapolis | 250SX 450SX | March 19, 1994 | Honda |
| 4 | Daytona | 250SX 450SX | March 12, 1994 | Honda |
| 6 | Gatorback Cycle Park | 250MX 450 | March 6, 1994 | Honda |
| 1 | Atlanta | 250SX 450SX | February 26, 1994 | Honda |
| 5 | Tampa | 250SX 450SX | February 12, 1994 | Honda |
| 1 | San Diego | 250SX 450SX | February 5, 1994 | Honda |
| 1 | Anaheim | 250SX 450SX | January 29, 1994 | Honda |
| 1 | Houston | 250SX 450SX | January 22, 1994 | Honda |
| 1 | Orlando | 250SX 450SX | January 15, 1994 | Honda |
| 5 | Steel City Raceway | 125MX 250 | September 5, 1993 | Honda |
| 2 | Broome-Tioga Sports Center | 125MX 250 | August 29, 1993 | Honda |
| 3 | Spring Creek Motocross | 125MX 250 | August 15, 1993 | Honda |
| 3 | Washougal Motocross | 125MX 250 | August 8, 1993 | Honda |
| 6 | Glen Helen Raceway | 125MX 250 | August 1, 1993 | Honda |
| 4 | Kenworthy's Motocross Park | 125MX 250 | July 25, 1993 | Honda |
| 2 | Unadilla Motocross | 125MX 250 | July 11, 1993 | Honda |
| 2 | RedBud Track 'n Trail | 125MX 250 | July 4, 1993 | Honda |
| 1 | Hangtown Motocross Classic | 125MX 250 | June 20, 1993 | Honda |
| 9 | Las Vegas | 250SX 450SX | June 12, 1993 | Honda |
| 1 | San Jose | 250SX 450SX | June 5, 1993 | Honda |
| 3 | High Point Raceway | 125MX 250 | May 30, 1993 | Honda |
| 1 | Pasadena | 250SX 450SX | May 15, 1993 | Honda |
| 13 | Moto-X 338 | 125MX 250 | May 2, 1993 | Honda |
| 1 | Indianapolis | 250SX 450SX | April 24, 1993 | Honda |
| 1 | Pontiac 2 | 250SX 450SX | April 18, 1993 | Honda |
| 2 | Pontiac 1 | 250SX 450SX | April 17, 1993 | Honda |
| 1 | Charlotte | 250SX 450SX | April 3, 1993 | Honda |
| 1 | Irving | 250SX 450SX | March 27, 1993 | Honda |
| 2 | Daytona | 250SX 450SX | March 6, 1993 | Honda |
| 1 | Gatorback Cycle Park | 125MX 250 | February 21, 1993 | Honda |
| 4 | Atlanta | 250SX 450SX | February 20, 1993 | Honda |
| 1 | Tampa | 250SX 450SX | February 13, 1993 | Honda |
| 1 | San Diego | 250SX 450SX | February 6, 1993 | Honda |
| 1 | Seattle | 250SX 450SX | January 30, 1993 | Honda |
| 1 | Anaheim | 250SX 450SX | January 23, 1993 | Honda |
| 5 | Houston | 250SX 450SX | January 16, 1993 | Honda |
| 4 | Orlando | 250SX 450SX | January 9, 1993 | Honda |
| 9 | Budds Creek Motocross | 125MX 250 | October 4, 1992 | Honda |
| 15 | Steel City Raceway | 125MX 250 | September 27, 1992 | Honda |
| 13 | Broome-Tioga Sports Center | 125MX 250 | August 30, 1992 | Honda |
| 6 | Spring Creek Motocross | 125MX 250 | August 16, 1992 | Honda |
| 5 | Washougal Motocross | 125MX 250 | August 2, 1992 | Honda |
| 22 | Kenworthy's Motocross Park | 125MX 250 | July 26, 1992 | Honda |
| 1 | Los Angeles | 125WSX 250SX West | July 11, 1992 | Honda |
| 8 | RedBud Track 'n Trail | 125MX 250 | July 5, 1992 | Honda |
| 8 | Hangtown Motocross Classic | 125MX 250 | June 14, 1992 | Honda |
| 1 | San Jose | 125WSX 250SX West | June 6, 1992 | Honda |
| 1 | Irving | 125WSX 250SX West | May 30, 1992 | Honda |
| 5 | High Point Raceway | 125MX 250 | May 24, 1992 | Honda |
| 4 | Moto-X 338 | 125MX 250 | May 17, 1992 | Honda |
| 1 | Las Vegas | 125WSX 250SX West | April 25, 1992 | Honda |
| 6 | Pontiac 2 | 250SX 450SX | April 12, 1992 | Honda |
| 8 | Pontiac 1 | 250SX 450SX | April 11, 1992 | Honda |
| 5 | Tampa | 250SX 450SX | March 28, 1992 | Honda |
| 6 | Indianapolis | 250SX 450SX | March 21, 1992 | Honda |
| 10 | Charlotte | 250SX 450SX | March 14, 1992 | Honda |
| 20 | Daytona | 250SX 450SX | March 7, 1992 | Honda |
| 5 | Gatorback Cycle Park | 125MX 250 | March 1, 1992 | Honda |
| 1 | San Diego | 125WSX 250SX West | February 8, 1992 | Honda |
| 1 | Seattle | 125WSX 250SX West | February 1, 1992 | Honda |
| 1 | Anaheim | 125WSX 250SX West | January 25, 1992 | Honda |
| 3 | Houston | 125E/WSX 250SX Showdown | January 18, 1992 | Honda |
| 10 | Unadilla Motocross | 125MX 250 | October 13, 1991 | Honda |
| 5 | Budds Creek Motocross | 125MX 250 | October 6, 1991 | Honda |
| 5 | Steel City Raceway | 125MX 250 | September 29, 1991 | Honda |
| 6 | Broome-Tioga Sports Center | 125MX 250 | September 22, 1991 | Honda |
| 5 | Washougal Motocross | 125MX 250 | September 1, 1991 | Honda |
| 6 | Spring Creek Motocross | 125MX 250 | August 11, 1991 | Honda |
| 5 | Moto-X 338 | 125MX 250 | August 4, 1991 | Honda |
| 7 | Kenworthy's Motocross Park | 125MX 250 | July 28, 1991 | Honda |
| 6 | Lake Sugar Tree MX Park | 125MX 250 | July 21, 1991 | Honda |
| 7 | RedBud Track 'n Trail | 125MX 250 | July 7, 1991 | Honda |
| 9 | San Jose | 125WSX 250SX West | June 15, 1991 | Honda |
| 9 | High Point Raceway | 125MX 250 | May 26, 1991 | Honda |
| 1 | Las Vegas | 125WSX 250SX West | May 4, 1991 | Honda |
| 1 | Irving | 125WSX 250SX West | April 27, 1991 | Honda |
| 10 | Hangtown Motocross Classic | 125MX 250 | March 24, 1991 | Honda |
| 3 | Tempe | 125WSX 250SX West | March 16, 1991 | Honda |
| 8 | Gatorback Cycle Park | 125MX 250 | March 3, 1991 | Honda |
| 1 | San Diego | 125WSX 250SX West | February 9, 1991 | Honda |
| 1 | Seattle | 125WSX 250SX West | February 2, 1991 | Honda |
| 1 | Anaheim | 125WSX 250SX West | January 26, 1991 | Honda |
| 2 | Houston | 125E/WSX 250SX Showdown | January 19, 1991 | Honda |
| 3 | Los Angeles | 125WSX 250SX West | June 23, 1990 | Kawasaki |
| 6 | San Jose | 125WSX 250SX West | June 16, 1990 | Kawasaki |
| 2 | Oklahoma City | 125WSX 250SX West | June 10, 1990 | Kawasaki |
| 12 | High Point Raceway | 125MX 250 | May 27, 1990 | Kawasaki |
| 3 | Irving | 125E/WSX 250SX Showdown | April 7, 1990 | Kawasaki |
| 39 | Hangtown Motocross Classic | 125MX 250 | April 1, 1990 | Kawasaki |
| 3 | Pasadena | 125WSX 250SX West | March 24, 1990 | Kawasaki |
| 1 | Las Vegas | 125WSX 250SX West | March 17, 1990 | Kawasaki |
| 2 | Seattle | 125WSX 250SX West | February 17, 1990 | Kawasaki |
| 2 | San Diego | 125WSX 250SX West | February 10, 1990 | Kawasaki |
| 21 | Houston | 125E/WSX 250SX Showdown | February 3, 1990 | Kawasaki |
| 7 | Anaheim | 125WSX 250SX West | January 27, 1990 | Kawasaki |
| 8 | Los Angeles | 125WSX 250SX West | June 10, 1989 | Kawasaki |
| 20 | Hangtown Motocross Classic | 125MX 250 | April 23, 1989 | Kawasaki |
| 8 | San Diego | 125WSX 250SX West | February 11, 1989 | Honda |
| 2 | Seattle 2 | 125WSX 250SX West | February 5, 1989 | Honda |
| 8 | Seattle 1 | 125WSX 250SX West | February 4, 1989 | Honda |
| 11 | Anaheim | 125WSX 250SX West | January 28, 1989 | Honda |