G:Supercross Circuit

C:Stop Race Timer|80042072 2400
C:1st Place Freezer (Cheat Device 2.2 Or Higher Needed!)|E005D1AD 0001<BR>80031DD2 2400<BR>E005D1AD 0000<BR>80031DD2 A043|Most by Thunder2|With this code, try to get in first place at least once during the race and no matter what happens you stay in first place thru the rest of the race.

T:Career Mode Codes

C:Infinite Cash|800522D8 FFFF
C:Max Cash|800522D8 967F<BR>800522DA 0098

T:Have Bike Modifier Codes

C:Bike 1|30052276 00??|Most by Thunder2|00 - Yamaha YZ 125<BR>01 - Honda CR 125<BR>02 - Kawasaki KX 125<BR>03 - Yellow 125<BR>04 - KTM SX 125<BR>05 - Yamaha YZ 426F 125<BR>06 - 125<BR>07 - StarFighter 125<BR>08 - 200 MPH 125<BR>09 - Thorn 125<BR>0A - SuperFlames 125<BR>FF - None
C:Bike 2|30052277 00??
C:Max Season Points|80052318 FFFF|ViperByte|
C:Infinite Retries|80052106 0003|ViperByte|
C:Unlock Freeride/Bonus Stuff|800520F4 0601<BR>800520FC 003F|ViperByte|With this code, try to get in first place at least once during the race and no matter what happens you stay in first place thru the rest of the race.
C:Unlock All Series|800522E0 0105|ViperByte|With this code, for the 250cc series to be open, you must buy a 250cc bike.
C:Have All Bonus Game Options Open|300520FC 00FF|Robb|
C:Activate Bonus Game Options Modifier|30052100 00??|Robb|08 - Invisible Bikes<BR>10 - Big Helmets<BR>20 - Mirror Track<BR>40 - No Rider Collisions<BR>80 - Headless Riders<BR>F8 - All
