Aprilia RSV4 X - a limited edition superbikeTen years after the launch of the model, Aprilia launches RSV4 X, a very special anniversary edition produced in a limited edition of just 10 copies. Aprilia Racing's experience has contributed decisi…#aprilia#bike#limited·www.spare-wheel.com·Apr 8, 2019Aprilia RSV4 X - a limited edition superbike