Aprilia presented at Eicma 2019 the final version of the new RS 660, the model year 2020. In the video, you can see some details and the general shape of the bike. The technical characteristics are shown below. 660cc forward-facing parallel-twin Euro5 engine that basically used the front-half of the 1100cc RSV4 powerplant and developed 100hp. Aluminium chassis with asymmetric swingarm which pivots directly from the load-bearing engine. 41mm front upside-down Kayaba forks, 320mm Brembo discs. The dry weight
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