For off road go with the XC-W. It has a 6 speed wide ratio gearbox versus a 5 speed for the SX. Bottom line, the XC-W is a great off road race bike.
Got this off of KTM talk, 44HP for a 450 exc.
For off road, KTM. For motocross for 2009, according to the guys at Motocross Action mag, the Kawasaki KX450F.
KTM is most commonly known for its off road motorcycles though in recent years it has expanded into street motorcycle production.
Husaburg and also wp suspension
it is for off road and the street but better on of road
The 2009 KTM SX 505 ATV is around $11,500. Which it is race ready. Off show room floor. The only thing you will need is race gear & number plate. And the cheaper KTM quad the 525 XC is about $8,500 the 450 XC is about the same price.
Off-road tyres have deeper treads to help get a better grip on mud and gravel.
I dont really no how to start off on a KTM 85 SX
30% off 450 = 450 - (0.30 x 450) = 315
450 * 0.4 = 180 450 - 180 = 270 So, the 40% off of $450 is $270
450-15%=450*.85=450=382.5
Baja off road racing. Baja sur is one of the better ones