The 250 SX-F has been a constant of the MX2 World Championships, bringing the World Champion's crown home five times in a row with Jeffery Herlings taking the 2012 title. Now, the machine's success enters a new era with KTM's first AMA Supercross Championship courtesy of Ken Roczen in the highly contested 250 SX West series. Championship performance proven by two of the world's greatest - the KTM 250 SX-F is set to continue its dominant performance at the highest level.