SuperTrax: WHY DID POLARIS BUILD A 650? WHY NOT?! That's our answer in two words. However you know we never stop at just two word explanations so let's dive-deep into this question. From ten thousand feet we'll say this: It was way past time for a rejuvenation of the 600 snowmobile segment. What completely blows us out of the water is Ski-Doo missing this opportunity...... Click here to read more.