Career Race Results
| Position | Race | Class | Date | Bike |
|---|---|---|---|---|
| 36 | Motocross Hangtown Motocross Classic | MX LITES | May 20, 2007 | Honda CR125R |
| 22 | Motocross Hangtown Motocross Classic | MX | May 21, 2006 | Suzuki RM-Z450 |
| 37 | Motocross Moto-X 338 | 125MX | June 12, 2005 | Honda CRF250R |
| 38 | Motocross Hangtown Motocross Classic | 125MX | May 22, 2005 | Honda CRF250R |
| 12 | Supercross Seattle | 125WSX | April 16, 2005 | Honda CRF250R |
| 12 | Supercross San Diego | 125WSX | February 19, 2005 | Honda CRF250R |
| 13 | Supercross Anaheim 3 | 125WSX | February 5, 2005 | Honda CRF250R |
| 22 | Supercross San Francisco | 125WSX | January 29, 2005 | Honda CRF250R |
| 10 | Supercross Anaheim 2 | 125WSX | January 22, 2005 | Honda CRF250R |
| 5 | Supercross Anaheim 1 | 125WSX | January 8, 2005 | Honda CRF250R |
| 40 | Motocross Moto-X 338 | 125MX | June 13, 2004 | Honda 250 |
| 7 | Motocross High Point Raceway | 125MX | May 30, 2004 | Honda 250 |
| 16 | Motocross Hangtown Motocross Classic | 125MX | May 16, 2004 | Honda 250 |
| 18 | Supercross Las Vegas | 125SX/Shootout | May 1, 2004 | Honda CRF250R |
| 14 | Supercross Pontiac | 125ESX | April 3, 2004 | Honda CRF250R |
| 7 | Supercross Indianapolis | 125ESX | March 20, 2004 | Honda CRF250R |
| 10 | Supercross St. Louis | 125ESX | March 13, 2004 | Honda CRF250R |
| 22 | Supercross Daytona | 125ESX | March 5, 2004 | Honda CRF250R |
| 9 | Supercross Atlanta | 125ESX | February 28, 2004 | Honda CRF250R |
| 5 | Supercross Minneapolis | 125ESX | February 21, 2004 | Honda CRF250R |
| 4 | Supercross Houston | 125ESX | February 14, 2004 | Honda CRF250R |
| 37 | Motocross Steel City Raceway | 250MX | August 31, 2003 | Suzuki |
| 14 | Motocross Broome-Tioga Sports Center | 250MX | August 24, 2003 | Suzuki |
| 11 | Motocross Spring Creek Motocross | 250MX | August 17, 2003 | Suzuki |
| 17 | Motocross Washougal Motocross | 250MX | July 27, 2003 | Suzuki |
| 22 | Motocross Unadilla Motocross | 125MX | July 20, 2003 | Suzuki |
| 19 | Motocross RedBud Track 'n Trail | 125MX | July 6, 2003 | Suzuki |
| 11 | Motocross Budds Creek Motocross | 125MX | June 15, 2003 | Suzuki |
| 15 | Motocross Moto-X 338 | 125MX | June 8, 2003 | Suzuki |
| 16 | Motocross High Point Raceway | 125MX | May 25, 2003 | Suzuki |
| 29 | Motocross Hangtown Motocross Classic | 125MX | May 18, 2003 | Suzuki |
| 31 | Motocross Glen Helen Raceway | 125MX | May 11, 2003 | Suzuki |
| 14 | Motocross Steel City Raceway | 250MX | September 1, 2002 | Husqvarna |
| 11 | Motocross Broome-Tioga Sports Center | 250MX | August 25, 2002 | Husqvarna |
| 32 | Motocross Spring Creek Motocross | 250MX | August 18, 2002 | Husqvarna |
| 37 | Motocross Washougal Motocross | 250MX | July 28, 2002 | Husqvarna |
| 12 | Motocross Unadilla Motocross | 250MX | July 21, 2002 | Husqvarna |
| 19 | Motocross Kenworthy's Motocross Park | 250MX | July 14, 2002 | Husqvarna |
| 11 | Motocross RedBud Track 'n Trail | 250MX | July 7, 2002 | Husqvarna |
| 39 | Motocross Budds Creek Motocross | 250MX | June 16, 2002 | Husqvarna |
| 39 | Motocross Hangtown Motocross Classic | 250MX | May 19, 2002 | Husqvarna |
| 28 | Motocross Glen Helen Raceway | 250MX | May 12, 2002 | Husqvarna |
| 20 | Supercross San Diego | 250SX | January 12, 2002 | Husqvarna |
| 16 | Supercross Anaheim 1 | 250SX | January 5, 2002 | Husqvarna |
| 6 | Motocross Steel City Raceway | 250MX | September 2, 2001 | Husqvarna |
| 18 | Motocross Broome-Tioga Sports Center | 125MX | August 26, 2001 | Husqvarna |
| 12 | Motocross Spring Creek Motocross | 125MX | August 19, 2001 | Husqvarna |
| 21 | Motocross Washougal Motocross | 125MX | July 29, 2001 | Husqvarna |
| 20 | Motocross Kenworthy's Motocross Park | 125MX | July 22, 2001 | Husqvarna |
| 12 | Motocross Unadilla Motocross | 125MX | July 15, 2001 | Husqvarna |
| 7 | Motocross RedBud Track 'n Trail | 125MX | July 1, 2001 | Husqvarna |
| 40 | Motocross Moto-X 338 | 125MX | June 10, 2001 | Husqvarna |
| 36 | Motocross Hangtown Motocross Classic | 125MX | May 20, 2001 | Husqvarna |
| 16 | Motocross Glen Helen Raceway | 125MX | May 13, 2001 | Husqvarna |
| 13 | Supercross Daytona | 250SX | March 10, 2001 | Husqvarna |
| 20 | Supercross New Orleans | 250SX | March 3, 2001 | Husqvarna |
| 8 | Supercross Atlanta | 250SX | February 24, 2001 | Husqvarna |
| 13 | Supercross Indianapolis | 250SX | February 10, 2001 | Husqvarna |
| 11 | Supercross Anaheim 3 | 250SX | February 3, 2001 | Husqvarna |
| 19 | Supercross Phoenix | 250SX | January 27, 2001 | Husqvarna |
| 14 | Supercross Anaheim 2 | 250SX | January 20, 2001 | Husqvarna |
| 14 | Supercross Anaheim 1 | 250SX | January 6, 2001 | Husqvarna |
| 40 | Motocross Spring Creek Motocross | 125MX | August 13, 2000 | Honda |
| 12 | Motocross Washougal Motocross | 125MX | July 30, 2000 | Honda |
| 2 | Motocross Kenworthy's Motocross Park | 125MX | July 23, 2000 | Honda |
| 8 | Motocross Unadilla Motocross | 125MX | July 16, 2000 | Honda |
| 3 | Motocross RedBud Track 'n Trail | 125MX | July 2, 2000 | Honda |
| 5 | Motocross Budds Creek Motocross | 125MX | June 18, 2000 | Honda |
| 3 | Motocross Moto-X 338 | 125MX | June 11, 2000 | Honda |
| 4 | Motocross High Point Raceway | 125MX | May 28, 2000 | Honda |
| 1 | Motocross Hangtown Motocross Classic | 125MX | May 21, 2000 | Honda |
| 3 | Motocross Glen Helen Raceway | 125MX | May 14, 2000 | Honda |
| 16 | Motocross Steel City Raceway | 250MX | September 5, 1999 | Yamaha |
| 40 | Motocross Spring Creek Motocross | 250MX | August 15, 1999 | Yamaha |
| 12 | Motocross Washougal Motocross | 250MX | August 1, 1999 | Yamaha |
| 12 | Motocross Kenworthy's Motocross Park | 250MX | July 25, 1999 | Yamaha |
| 11 | Motocross Unadilla Motocross | 250MX | July 18, 1999 | Yamaha |
| 11 | Motocross RedBud Track 'n Trail | 250MX | July 4, 1999 | Yamaha |
| 29 | Motocross Budds Creek Motocross | 250MX | June 20, 1999 | Yamaha |
| 17 | Motocross Moto-X 338 | 250MX | June 13, 1999 | Yamaha |
| 18 | Motocross High Point Raceway | 250MX | May 30, 1999 | Yamaha |
| 8 | Motocross Hangtown Motocross Classic | 250MX | May 16, 1999 | Yamaha |
| 18 | Motocross Glen Helen Raceway | 250MX | May 9, 1999 | Yamaha |
| 9 | Supercross Las Vegas | 250SX | May 1, 1999 | Yamaha |
| 10 | Supercross Indianapolis | 250SX | April 24, 1999 | Yamaha |
| 13 | Supercross New Orleans | 250SX | April 17, 1999 | Yamaha |
| 16 | Supercross Pontiac | 250SX | April 10, 1999 | Yamaha |
| 11 | Supercross St. Louis | 250SX | March 27, 1999 | Yamaha |
| 7 | Supercross Minneapolis | 250SX | March 20, 1999 | Yamaha |
| 9 | Supercross Houston | 250SX | March 13, 1999 | Yamaha |
| 8 | Supercross Daytona | 250SX | March 6, 1999 | Yamaha |
| 8 | Supercross Irving | 250SX | February 27, 1999 | Yamaha |
| 16 | Supercross Atlanta | 250SX | February 20, 1999 | Yamaha |
| 11 | Supercross Tampa | 250SX | February 13, 1999 | Yamaha |
| 18 | Supercross Anaheim 2 | 250SX | February 6, 1999 | Yamaha |
| 13 | Supercross Seattle | 250SX | January 30, 1999 | Yamaha |
| 10 | Supercross Phoenix | 250SX | January 23, 1999 | Yamaha |
| 17 | Supercross San Diego | 250SX | January 16, 1999 | Yamaha |
| 9 | Supercross Anaheim 1 | 250SX | January 9, 1999 | Yamaha |
| 35 | Motocross Moto-X 338 | 125MX | June 14, 1998 | Honda |
| 3 | Motocross High Point Raceway | 125MX | May 24, 1998 | Honda |
| 1 | Motocross Hangtown Motocross Classic | 125MX | May 17, 1998 | Honda |
| 4 | Motocross Glen Helen Raceway | 125MX | May 10, 1998 | Honda |
| 19 | Supercross Las Vegas | 250SX | May 2, 1998 | Honda |
| 4 | Supercross Irving | 250SX | April 25, 1998 | Honda |
| 5 | Supercross Charlotte | 250SX | April 17, 1998 | Honda |
| 9 | Supercross Pontiac | 250SX | April 4, 1998 | Honda |
| 13 | Supercross St. Louis | 250SX | March 28, 1998 | Honda |
| 12 | Supercross Minneapolis | 250SX | March 21, 1998 | Honda |
| 12 | Supercross New Orleans | 250SX | March 14, 1998 | Honda |
| 13 | Supercross Daytona | 250SX | March 7, 1998 | Honda |
| 13 | Supercross Tampa | 250SX | February 28, 1998 | Honda |
| 20 | Supercross Atlanta | 250SX | February 21, 1998 | Honda |
| 5 | Supercross Indianapolis | 250SX | February 14, 1998 | Honda |
| 16 | Supercross San Diego | 250SX | February 7, 1998 | Honda |
| 2 | Motocross Steel City Raceway | 125MX | August 31, 1997 | Honda |
| 3 | Motocross Broome-Tioga Sports Center | 125MX | August 24, 1997 | Honda |
| 19 | Motocross Washougal Motocross | 125MX | August 17, 1997 | Honda |
| 2 | Motocross Spring Creek Motocross | 125MX | August 3, 1997 | Honda |
| 2 | Motocross Unadilla Motocross | 125MX | July 20, 1997 | Honda |
| 3 | Motocross RedBud Track 'n Trail | 125MX | July 6, 1997 | Honda |
| 14 | Motocross Hangtown Motocross Classic | 125MX | May 4, 1997 | Honda |
| 20 | Supercross Minneapolis | 250SX | March 15, 1997 | Honda |
| 6 | Supercross Daytona | 250SX | March 8, 1997 | Honda |
| 2 | Motocross Gatorback Cycle Park | 125MX | March 2, 1997 | Honda |
| 6 | Supercross Atlanta | 250SX | February 22, 1997 | Honda |
| 12 | Supercross Indianapolis | 250SX | February 15, 1997 | Honda |
| 12 | Supercross Seattle | 250SX | February 1, 1997 | Honda |
| 9 | Supercross Tempe | 250SX | January 25, 1997 | Honda |
| 10 | Supercross Los Angeles 2 | 250SX | January 18, 1997 | Honda |
| 12 | Supercross Los Angeles 1 | 250SX | January 11, 1997 | Honda |
| 2 | Motocross Steel City Raceway | 125MX | September 1, 1996 | Honda |
| 2 | Motocross Broome-Tioga Sports Center | 125MX | August 25, 1996 | Honda |
| 1 | Motocross Washougal Motocross | 125MX | August 18, 1996 | Honda |
| 1 | Motocross Spring Creek Motocross | 125MX | August 4, 1996 | Honda |
| 1 | Motocross Kenworthy's Motocross Park | 125MX | July 28, 1996 | Honda |
| 1 | Motocross Unadilla Motocross | 125MX | July 21, 1996 | Honda |
| 1 | Motocross RedBud Track 'n Trail | 125MX | July 7, 1996 | Honda |
| 1 | Motocross Moto-X 338 | 125MX | June 23, 1996 | Honda |
| 1 | Motocross Budds Creek Motocross | 125MX | June 16, 1996 | Honda |
| 7 | Motocross High Point Raceway | 125MX | May 26, 1996 | Honda |
| 3 | Motocross Glen Helen Raceway | 125MX | May 12, 1996 | Honda |
| 1 | Motocross Hangtown Motocross Classic | 125MX | May 5, 1996 | Honda |
| 20 | Supercross Houston | 250SX | March 16, 1996 | Honda |
| 4 | Supercross Daytona | 250SX | March 9, 1996 | Honda |
| 1 | Motocross Gatorback Cycle Park | 125MX | March 3, 1996 | Honda |
| 4 | Supercross Atlanta | 250SX | February 24, 1996 | Honda |
| 8 | Supercross San Diego | 250SX | February 10, 1996 | Honda |
| 3 | Supercross Seattle | 250SX | February 3, 1996 | Honda |
| 3 | Supercross Anaheim | 250SX | January 27, 1996 | Honda |
| 14 | Supercross Minneapolis | 250SX | January 20, 1996 | Honda |
| 11 | Supercross Orlando | 250SX | January 13, 1996 | Honda |
| 1 | Motocross Steel City Raceway | 125MX | September 3, 1995 | Honda |
| 1 | Motocross Broome-Tioga Sports Center | 125MX | August 27, 1995 | Honda |
| 5 | Motocross Washougal Motocross | 125MX | August 6, 1995 | Honda |
| 2 | Motocross Spring Creek Motocross | 125MX | July 30, 1995 | Honda |
| 2 | Motocross Unadilla Motocross | 125MX | July 23, 1995 | Honda |
| 1 | Motocross Kenworthy's Motocross Park | 125MX | July 16, 1995 | Honda |
| 1 | Motocross RedBud Track 'n Trail | 125MX | July 2, 1995 | Honda |
| 1 | Motocross Moto-X 338 | 125MX | June 25, 1995 | Honda |
| 1 | Motocross Budds Creek Motocross | 125MX | June 18, 1995 | Honda |
| 5 | Motocross High Point Raceway | 125MX | May 28, 1995 | Honda |
| 2 | Supercross Charlotte | 250SX | April 22, 1995 | Honda |
| 9 | Supercross Pontiac | 250SX | April 8, 1995 | Honda |
| 8 | Supercross Houston | 250SX | March 25, 1995 | Honda |
| 6 | Supercross Indianapolis | 250SX | March 18, 1995 | Honda |
| 6 | Supercross Daytona | 250SX | March 11, 1995 | Honda |
| 8 | Motocross Gatorback Cycle Park | 125MX | March 5, 1995 | Honda |
| 9 | Supercross Atlanta | 250SX | February 25, 1995 | Honda |
| 6 | Supercross San Diego | 250SX | February 11, 1995 | Honda |
| 9 | Supercross Seattle | 250SX | February 4, 1995 | Honda |
| 4 | Supercross Anaheim | 250SX | January 28, 1995 | Honda |
| 17 | Supercross Orlando | 250SX | January 14, 1995 | Honda |
| 2 | Motocross Steel City Raceway | 125MX | September 4, 1994 | Honda |
| 6 | Motocross Broome-Tioga Sports Center | 125MX | August 28, 1994 | Honda |
| 8 | Motocross Washougal Motocross | 125MX | August 14, 1994 | Honda |
| 1 | Motocross Spring Creek Motocross | 125MX | August 7, 1994 | Honda |
| 3 | Motocross Kenworthy's Motocross Park | 125MX | July 24, 1994 | Honda |
| 12 | Motocross Unadilla Motocross | 125MX | July 17, 1994 | Honda |
| 2 | Motocross RedBud Track 'n Trail | 125MX | July 3, 1994 | Honda |
| 2 | Motocross Moto-X 338 | 125MX | June 26, 1994 | Honda |
| 7 | Supercross Las Vegas | 250SX | June 11, 1994 | Honda |
| 3 | Supercross San Jose | 250SX | June 4, 1994 | Honda |
| 5 | Motocross High Point Raceway | 125MX | May 29, 1994 | Honda |
| 1 | Motocross Budds Creek Motocross | 125MX | May 22, 1994 | Honda |
| 4 | Supercross Seattle | 250SX | May 7, 1994 | Honda |
| 2 | Motocross Hangtown Motocross Classic | 125MX | May 1, 1994 | Honda |
| 8 | Supercross Irving | 250SX | April 23, 1994 | Honda |
| 11 | Supercross Minneapolis | 250SX | April 16, 1994 | Honda |
| 9 | Supercross Pontiac | 250SX | April 9, 1994 | Honda |
| 3 | Supercross Charlotte | 250SX | March 26, 1994 | Honda |
| 11 | Supercross Indianapolis | 250SX | March 19, 1994 | Honda |
| 6 | Supercross Daytona | 250SX | March 12, 1994 | Honda |
| 2 | Motocross Gatorback Cycle Park | 125MX | March 6, 1994 | Honda |
| 5 | Supercross Atlanta | 250SX | February 26, 1994 | Honda |
| 18 | Supercross Tampa | 250SX | February 12, 1994 | Honda |
| 4 | Supercross San Diego | 250SX | February 5, 1994 | Honda |
| 7 | Supercross Anaheim | 250SX | January 29, 1994 | Honda |
| 6 | Supercross Houston | 250SX | January 22, 1994 | Honda |
| 5 | Supercross Orlando | 250SX | January 15, 1994 | Honda |
| 4 | Motocross Steel City Raceway | 500MX | September 5, 1993 | Honda |
| 4 | Motocross Broome-Tioga Sports Center | 500MX | August 29, 1993 | Honda |
| 3 | Motocross Spring Creek Motocross | 500MX | August 15, 1993 | Honda |
| 3 | Motocross Washougal Motocross | 500MX | August 8, 1993 | Honda |
| 2 | Motocross Glen Helen Raceway | 250MX | August 1, 1993 | Honda |
| 3 | Motocross Kenworthy's Motocross Park | 250MX | July 25, 1993 | Honda |
| 3 | Motocross Unadilla Motocross | 250MX | July 11, 1993 | Honda |
| 4 | Motocross RedBud Track 'n Trail | 250MX | July 4, 1993 | Honda |
| 2 | Motocross Hangtown Motocross Classic | 250MX | June 20, 1993 | Honda |
| 4 | Supercross Las Vegas | 250SX | June 12, 1993 | Honda |
| 8 | Supercross San Jose | 250SX | June 5, 1993 | Honda |
| 6 | Motocross High Point Raceway | 250MX | May 30, 1993 | Honda |
| 4 | Supercross Pasadena | 250SX | May 15, 1993 | Honda |
| 6 | Motocross Moto-X 338 | 250MX | May 2, 1993 | Honda |
| 2 | Supercross Indianapolis | 250SX | April 24, 1993 | Honda |
| 5 | Supercross Pontiac 2 | 250SX | April 18, 1993 | Honda |
| 5 | Supercross Pontiac 1 | 250SX | April 17, 1993 | Honda |
| 9 | Supercross Charlotte | 250SX | April 3, 1993 | Honda |
| 5 | Supercross Irving | 250SX | March 27, 1993 | Honda |
| 6 | Supercross Daytona | 250SX | March 6, 1993 | Honda |
| 8 | Motocross Gatorback Cycle Park | 250MX | February 21, 1993 | Honda |
| 7 | Supercross Atlanta | 250SX | February 20, 1993 | Honda |
| 12 | Supercross Tampa | 250SX | February 13, 1993 | Honda |
| 7 | Supercross San Diego | 250SX | February 6, 1993 | Honda |
| 7 | Supercross Seattle | 250SX | January 30, 1993 | Honda |
| 10 | Supercross Anaheim | 250SX | January 23, 1993 | Honda |
| 12 | Supercross Houston | 250SX | January 16, 1993 | Honda |
| 8 | Supercross Orlando | 250SX | January 9, 1993 | Honda |
| 6 | Motocross Budds Creek Motocross | 125MX | October 4, 1992 | Suzuki |
| 10 | Motocross Steel City Raceway | 125MX | September 27, 1992 | Suzuki |
| 11 | Motocross Broome-Tioga Sports Center | 125MX | August 30, 1992 | Suzuki |
| 15 | Motocross Spring Creek Motocross | 125MX | August 16, 1992 | Suzuki |
| 2 | Motocross Washougal Motocross | 125MX | August 2, 1992 | Suzuki |
| 12 | Motocross Kenworthy's Motocross Park | 125MX | July 26, 1992 | Suzuki |
| 7 | Motocross RedBud Track 'n Trail | 125MX | July 5, 1992 | Suzuki |
| 1 | Motocross Hangtown Motocross Classic | 125MX | June 14, 1992 | Suzuki |
| 10 | Supercross Orlando | 250SX | January 11, 1992 | Suzuki |
| 3 | Motocross Unadilla Motocross | 125MX | October 13, 1991 | Honda |
| 9 | Motocross Budds Creek Motocross | 125MX | October 6, 1991 | Honda |
| 4 | Motocross Washougal Motocross | 125MX | September 1, 1991 | Honda |
| 3 | Motocross Spring Creek Motocross | 125MX | August 11, 1991 | Honda |
| 2 | Motocross Moto-X 338 | 125MX | August 4, 1991 | Honda |
| 4 | Motocross Kenworthy's Motocross Park | 125MX | July 28, 1991 | Honda |
| 4 | Motocross Lake Sugar Tree MX Park | 125MX | July 21, 1991 | Honda |
| 3 | Motocross RedBud Track 'n Trail | 125MX | July 7, 1991 | Honda |
| 2 | Supercross Los Angeles | 125WSX | June 22, 1991 | Honda |
| 2 | Supercross San Jose | 125WSX | June 15, 1991 | Honda |
| 4 | Supercross Oklahoma City | 125WSX | June 8, 1991 | Honda |
| 16 | Motocross High Point Raceway | 125MX | May 26, 1991 | Honda |
| 5 | Supercross Las Vegas | 125WSX | May 4, 1991 | Honda |
| 10 | Supercross Charlotte | 250SX | April 20, 1991 | Honda |
| 11 | Supercross Pontiac 2 | 250SX | April 14, 1991 | Honda |
| 11 | Supercross Pontiac 1 | 250SX | April 13, 1991 | Honda |
| 7 | Supercross St. Petersburg | 250SX | April 6, 1991 | Honda |
| 7 | Motocross Hangtown Motocross Classic | 125MX | March 24, 1991 | Honda |
| 8 | Supercross Tempe | 125WSX | March 16, 1991 | Honda |
| 18 | Motocross Gatorback Cycle Park | 125MX | March 3, 1991 | Honda |
| 2 | Supercross San Diego | 125WSX | February 9, 1991 | Honda |
| 2 | Supercross Seattle | 125WSX | February 2, 1991 | Honda |
| 2 | Supercross Anaheim | 125WSX | January 26, 1991 | Honda |
| 7 | Supercross Houston | 125E/WSX | January 19, 1991 | Honda |
| 8 | Motocross Kenworthy's Motocross Park | 125MX | July 29, 1990 | Suzuki |
| 10 | Motocross Moto-X 338 | 125MX | July 22, 1990 | Suzuki |
| 5 | Motocross RedBud Track 'n Trail | 125MX | July 8, 1990 | Suzuki |
| 4 | Supercross Los Angeles | 125WSX | June 23, 1990 | Suzuki |
| 5 | Supercross San Jose | 125WSX | June 16, 1990 | Suzuki |
| 5 | Supercross Oklahoma City | 125WSX | June 10, 1990 | Suzuki |
| 13 | Supercross Pontiac 2 | 250SX | April 22, 1990 | Suzuki |
| 13 | Supercross Pontiac 1 | 250SX | April 21, 1990 | Suzuki |
| 4 | Motocross Hangtown Motocross Classic | 125MX | April 1, 1990 | Suzuki |
| 8 | Supercross Pasadena | 125WSX | March 24, 1990 | Suzuki |
| 10 | Supercross Las Vegas | 125WSX | March 17, 1990 | Suzuki |
| 14 | Supercross Daytona | 250SX | March 10, 1990 | Suzuki |
| 7 | Motocross Gatorback Cycle Park | 125MX | March 4, 1990 | Suzuki |
| 8 | Supercross Seattle | 125WSX | February 17, 1990 | Suzuki |
| 3 | Supercross San Diego | 125WSX | February 10, 1990 | Suzuki |
| 4 | Supercross Houston | 125E/WSX | February 3, 1990 | Suzuki |
| 21 | Supercross Anaheim | 125WSX | January 27, 1990 | Suzuki |
| 14 | Motocross Unadilla Motocross | 500MX | October 15, 1989 | Yamaha |
| 4 | Motocross Budds Creek Motocross | 500MX | October 8, 1989 | Yamaha |
| 6 | Motocross Steel City Raceway | 500MX | October 1, 1989 | Yamaha |
| 6 | Motocross Broome-Tioga Sports Center | 500MX | September 24, 1989 | Yamaha |
| 9 | Motocross Washougal Motocross | 500MX | August 27, 1989 | Yamaha |
| 11 | Motocross Spring Creek Motocross | 500MX | August 20, 1989 | Yamaha |
| 10 | Motocross RedBud Track 'n Trail | 250MX | July 2, 1989 | Yamaha |
| 10 | Supercross Los Angeles | 125WSX | June 10, 1989 | Yamaha |
| 12 | Motocross Hangtown Motocross Classic | 125MX | April 23, 1989 | Yamaha |
| 12 | Supercross San Diego | 125WSX | February 11, 1989 | Yamaha |
| 13 | Supercross Seattle 1 | 125WSX | February 4, 1989 | Yamaha |
| 15 | Motocross Washougal Motocross | 125MX | August 28, 1988 | Yamaha |
| 19 | Motocross Hangtown Motocross Classic | 125MX | March 27, 1988 | Yamaha |
