The kfx is a great trail bike. My neighbor has it and it rides really nice. And its not slow either. I would go for it. 4x4s are fun for rock climbing and mud bogging. If your looking to do that then go for that but I personally prefer the 2wd in the woods.
04 450R -Red
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HiPer carbon fiber beadlocks -razr front and rears AC belly skid, Pro Pegs, and stadium bumper. GT Thunder rear linkage and shock revalve. Air box lid removed 185 main jet, carbon bill ballance hmf full exhaust, hotcam stage2. +2 LT Jd Performance arms with LT Motowoz shocks RPM dominator axle