KTM400 exc good bike light plenty of power for off road. I actually found the 06 I had to be on the slow side and needed to be revved pretty high to go as fast as I like on tricky trails,also never got the jetting good enough to quit stalling on 1of 1 member found this review helpful. Not to be confused with the 450 XC ATV that came along the following year, the 2007 KTM XC 450 is equipped with the legendary RFS motor; which in this form is a 449.4cc, liquid cooled, SOHC, 4-stroke paired with a 6-speed transmission. Introduced in 2006, the XC 450 & 525 the ultimate Do-It-All KTMis a motorcycle and sports car manufacturer that was officially formed in 1992 in Austria, but its foundation can be dated back to 1934. Since the late 90's, KTM motorcycles is best known for their off-road models. Enduro, motocross and supermoto are all sports that the company produces bikes for. They've evolved since then and have PublishedApr 28, 2009. KTM’s unmistakably diversified off-road competition lineup brings the 450 EXC and 530 EXC motorcycles in our attention for being both track and trail machines and for 2024KTM 450 SX-F First Ride Review. Tests. 2024 Husqvarna FC 450 First Ride Review. Tests. 2024 KTM 450 SX-F First Ride Review. The 2012 KTM 450 XC-W does everything juuuust right Theengine is simply magic on the trail, with smooth, controllable but energetic power. The stock 400 pulls smoothly and revs freely, but the MS bike has more DirtBikes - KTM 450EXC Off Road Motorcycle Review. the 2006 KTM 450EXC as part of their Off Road Motorcycle Comparison Test. Watch this 479 Location: Finland. 2007 exc and 2008 exc, same price an so on, I'd seriously think of taking the older one. Not that the new engine is bad, but the old is superb in terms of reliability. If it is used for adventure riding and not for serious racing I think the older ktm's are very hard to beat. #11. UTgz.