Bones Bacon from Pro Circuit remedied one of KTM’s
biggest flaws—the forks. He revalved the KTM 125SX forks
for a plusher feel on the top stroke, along with pumping up
the bottoming resistance. This was a confidence booster for
our riders. The forks were now soaking up small chop while
absorbing the shock of big hits.
We were lucky enough to have KTM’s very own David
O’Connor work over the engine of our KTM 125SX. Small
changes made a big difference. He ported the cylinder, used
a thinner base gasket and switched the ignition to an SXS
model. All of the technical information of the mods came
straight from KTM Factory Services. The bike hauled the
The sheer lightness of the KTM 125SX allows the rider to put
the bike where they want with ease. With the upgrades we
made to the engine and suspension, getting low and
powering through deep ruts was a breeze.