hi hernan...ok let me tell you that the tzr 250 yamaha is a lot bettet than the susuki ninja or kawasaki ninja 250 2t or 4t...the yamaha has 50hp and the others between 38 and 48 but not 50!! the other thing is the frame! is a lot better this one! is a delta box! it make you turn a little bit better and the suspension is better too...a have one.. if you have any more doubts email me... bye