KTM 690 Duke (2011)

The KTM 690 Duke motorcycle was produced in 2011 and has a four-stroke, single-cylinder engine with a capacity of 653.7 cc. It is also liquid-cooled and has a compression ratio of 11.8:1. The motorcycle features a multi-disc wet clutch and is equipped with a six-speed transmission. The front suspension consists of WP Upside-down forks with a Front Wheel Travel of 140mm and the rear suspension is WP monoshock, 4618 with Pro-lever deflector with a Rear Wheel Travel of 140mm. The front wheel has a single 320mm floating disc and the rear wheel has a single 240mm floating disc. The motorcycle has a wheelbase of 1472mm, and seat height of 865mm, while the dry weight of the motorcycle is 148.5 kg. The fuel capacity is 13.5 litres.

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Technical specifications:

Make Model: KTM 690 Duke

Year: 2011

Engine: Four stroke, single cylinder, SOHC, 4 valves

Capacity: 653.7 cc / 39.91 cu in

Bore x Stroke: 102 x 80 mm

Cooling System: Liquid Cooled

Compression Ratio: 11.8:1

Exhaust: Stainless steel silencer with regulated catalytic converter

Lubrication: Wet sump

Engine Oil: Synthetic, 15W-50

Induction: Generation Keihin EMS with EPT (Electric Power Throttle)

Ignition: Kokusan DC-CDI

Spark Plug: NGK LKAR 8AI – 9

Battery: 12 V / 11.2 Ah

Starting: Electric

Max Power: 46 kW / 65 hp @ 7500 rpm

Max Torque: 65 Nm / 6.6 kgf-m / 47.9 ft-lb @ 6550 rpm

Clutch: APTC multi-disc wet clutch, hydraulically operated

Transmission: 6 Speed

Primary Drive Ratio: 36:79

Gear Ratios: 1st 14:35 / 2nd 16:28 / 3rd 21:28 / 4th 21:23 / 5th 23:22 / 6th 23:20

Final Drive: Chain X-Ring 5/8 x 5/16″

Frame: Chromoly trellis frame, powder-coated, aluminium sub frame

Front Suspension: WP Upside-down forks, 4860 ROMA

Front Wheel Travel: 140 mm / 5.5 in

Rear Suspension: WP monoshock, 4618 with Pro-lever deflector

Rear Wheel Travel: 140 mm / 5.5 in

Front Brakes: Single 320 mm floating disc, radially screwed four-piston brake caliper

Rear Brakes: Single 240 mm floating disc, single piston caliper

Front Rim: Cast aluminium wheels 3.5 x 17″

Rear Rim: Cast aluminium wheels 5.5 x 17″

Front Tyre: 120/70 – R17

Rear Tyre: 160/60 – R17

Steering Head Angle: 63.5 degrees

Trail: 100.7 mm / 3.96 in

Wheel base: 1472 mm / 57.9 in

Ground Clearance: 155 mm / 6.1 in

Seat Height: 865 mm / 34 in

Dry Weight: 148.5 kg / 327 in

GVWR: 350 kg / 772 lbs

Engine Oil Capacity: 1.7 L / 1.8 US qt / 1.5 Imp qt

Fuel Capacity: 13.5 Litres / 3.6 US gal / 3.0 Imp gal