Unlock everything, except the Fury bike.  Select Player Profile from the Options menu.  Then select Enter Cheat and enter !SLACKER!.  This will not unlock the Fury.   

• All ATV’s in Training – select Enter Cheat and enter NOSKILLS
• All Rider Gear – select Enter Cheat and enter FITS
• $1500 – select Enter Cheat and enter +footstamps+
• Music Videos – select Enter Cheat and enter ROCKNROLL