This is the Diamondback, the new super cruiser from American firm Viper.
It has a Viper 152 cubic inch all billet short stroke v-twin, which the company claims is the most powerful production v-twin in the world. It is claimed to produce 144 ft/lbs torque at 3000rpm.
The Diamondback has carbon bodywork, on-the-fly adjustable air-ride suspension which can change ride and handling characteristics with the touch of a button.
The bike has been eight years in the making is already heading to American dealers where it needs a good reception.
Viper are billing the bike as the 'next generation of American motorcycle' and going head to head with Harley-Davidson.
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