Here's my dilemma. I just sold my 2015 Arctic Cat ZR 8000 El Tigre on Sunday. I've got it down to 2 models and can't make a decision on which to buy. My choices are a leftover brand new 2017 ZR 9000RR turbo and a new 2018 ZR 9000 turbo Sno Pro. MSRP difference between the 2 sleds is about $1300...