Motocross 2010

The Biggest complain of KTM 450SXF came on suspension. In 2010 KTM release shorter its shock 4mm. The KTM 450SXF also comes with five-speed transmission instead of the previous four-speed. With this changes, KTM 450SXF will be known as the first manufacturer to have a bike equipped with an Akropovic-designed resonator system on the head pipe. This technology made to reduce the sound.

source: ktmusa.com