The KTM 690 Duke is the latest generation in KTM's line of midrange single-cylinder engine supermoto, or naked motorcycles that began with the 1994 609 cc (37.2 cu in) displacement Duke 620 or Duke I, followed by the 1998 625 cc (38.1 cu in) Duke 640 or Duke II, followed by the 654 cc (39.9 cu in) Duke III, and finally the 690 cc (42 cu in) Duke IV made since 2012. 1,053. Location. FL. Jan 30, 2013. #1. First I apologize if there is another motorcycle oil forum specifically for a question such as this one but seems there is only a used motorcycle oil forum. I have a KTM 690 SMC. KTM recommends Motorex 10w60 oil exclusively. This stuff is both expensive and not so easy to find. 160/60 x 17: Mpg, costs & insurance: Average fuel consumption: 48 mpg: Annual road tax: £111: Annual service cost: Related: 2021 KTM 690 SMC R review; Read more about the full KTM Duke range. Unfortunately both sources are German speaking, but in the second link you can find lots of dyno-curves speaking for themselves. My younger brother equipped his SMC 690 with a "Kastl" 1,5 years ago. Now a friend has the new SMC 690 R all stock (with 36 ccm more), but my brother´s bike has more muscles AND the better manners. Nobrainer in my Page 1 OWNER'S MANUAL 2008 690 SMC USA ART. NO. 3211305en Page 3 KTM accepts no liability for delivery options, devi- ations from illustrations and descriptions, as well as printing and other errors. Page 4 Reproduction, even in part, is permitted only with the express written permission of the copyright owner. ISO 9001(12 100 6061) Within This item: Acerbis Super Motard Front Fender Black for KTM 690 ENDURO 2008-2017. $3265. +. PRO TAPER Pillow Top Motorcycle Grips - BLACK - CRF YFZ RMZ KXF SXF XC -024858. $1399. +. Motorcycle Foot Pegs Footpegs Pedal + Gear Shift Lever Shifter For DRZ 400S 2000-2019/2021-2022, DRZ 400SM 2005-2019/2021-2022, RMX250 1989-1996 Dirt Bike GOLD KTM; 690 SMC-R . 690 SMC-R. Categories. Browse by Category Hide Filters Show Filters . Control (60) Lighting (6) Luggage (26) Wheels & Brakes (19) Tires My 2017 690 Enduro R "buzzes" full time when the cycle is turned on (but not running), and the sound comes from around the fuel pump area. The buzzing is continuous when the cycle is not running, and I can not hear it with the cycle running (so, I don't know if it's still "buzzing" or not). Thanks. hnqds.