As the world’s fastest production snowmobile, the Sidewinder SRX LE not only has legendary speed but jaw-dropping good looks.Click to see full answer. In this way, what is the fastest production snowmobile for 2019?Cat calls its 2019 T-Cat “the world’s fastest production snowmobile,” perhaps sharing that title with its production partner Yamaha and the 2019 SRX. Both of these go-fastest sleds share a 200hp-class turbo-charged 998cc triple that sets the industry standard for power, smoothness and reliability.Similarly, what is the top speed of a snowmobile? The Modern snowmobiles which are high-power can achieve an average top speed in excess of 150 mph i.e. 240 km/h. The snowmobiles which are used for drag racing can achieve an average top speed in excess of 200 mph i.e. 320 km/h. Subsequently, one may also ask, what is the fastest snowmobile for 2020? 2020 Yamaha Sidewinder SRX LE • $17,999 The Yamaha Sidewinder SRX is ready to defend its title as the world’s fastest production snowmobile.What snowmobile has the most horsepower? Ski-Doo Renegade Adrenaline 850 E-TEC It is THE highest horsepower 2-stroke engine currently built, and in the slightly longer 137-inch Renegade crossover chassis, it is arguably the most versatile high-horsepower 2-stroke snowmobile engine ever built.