The Ducati Monster 821, shown here in Stealth trim, is powered by an 821-cc, water-cooled, L-twin engine that produces a robust-for-its-class 109 horsepower and 63 pound-feet of torque.

Similar to the Monster 821, the Monster 821 Stealth returns to the 2021 Ducati line-up for North America. With Euro5 regulations in place, this model is no longer available in Europe but will still be ...

and the more exclusive Ducati Monster 821 Stealth. Both share the same iconic Monster architecture. The 821 twins are both built on top of Ducati’s signature trellis frame, featuring the Monster ...