The Yamaha XT660X is the supermoto version of Yamaha's XT660. It uses a liquid-cooled 660cc four-stroke single with 17-inch road wheels and a big front brake.
Torquey and fun, it suits riders who want a practical supermoto for town and back roads. Rivals include the KTM 690 SMC and Aprilia Pegaso 650 Strada.
| Year | Photo | Engine | Power | Weight | Seat | Fields |
|---|---|---|---|---|---|---|
| 2015 |  |
660 cc | 47.3 hp | 177 kg | 865 mm | 49 |
| 2014 |  |
660 cc | 47.3 hp | 177 kg | 865 mm | 49 |
| 2013 |  |
660 cc | 47.3 hp | 177 kg | 865 mm | 49 |
| 2012 |  |
660 cc | 47.3 hp | 177 kg | 865 mm | 49 |
| 2011 |  |
660 cc | 47.3 hp | 177 kg | 865 mm | 48 |
| 2010 |  |
660 cc | 47.3 hp | 177 kg | 865 mm | 48 |
| 2009 |  |
660 cc | 47.3 hp | 177 kg | 875 mm | 48 |
| 2008 |  |
660 cc | 47.3 hp | 177 kg | 875 mm | 47 |
| 2007 |  |
660 cc | 47.3 hp | 177 kg | 875 mm | 46 |
| 2006 |  |
660 cc | 47.3 hp | 165 kg | 865 mm | 45 |