• £5,999*
  • Regular Price : £7,999*
  • The 690 Duke is a reminder of how KTM built a reputation for bikes full of character, aggression and passion! This thumper is powered by a 690cc single-cylinder motor, the most powerful in production!

    Key Features
    - Full-colour LCD dash
    - 73hp twinspark single-cylinder motor
    - Smoother counter-balanced power delivery
    - WP Suspension

    Are you ready to put 'bigger' bikes to shame on the twisties? Are you ready to stand out? Are you READY TO RACE?


Design Single-cylinder, 4-stroke, spark-ignition engine, liquid-cooled
Displacement 690 cm³
Bore 105 mm
Stroke 80 mm
Performance 54 kW (73 HP)
Starting aid Electric starter
Transmission 6-speed
Engine lubrication Forced oil lubrication with two oil pumps
Primary gear ratio 36:79
Secondary gear ratio 16:40
Cooling system Liquid cooling system, continuous circulation of cooling liquid with water pump
Clutch APTC™ Slipper Clutch / hydraulically operated
EMS Keihin EMS with RBW, Twin Ignition


Frame Tubular space frame made from chrome molybdenum steel, powder-coated
Fork WP Suspension Up Side Down 43mm
Shock absorber WP Shock Absorber with Pro-Lever linkage
Suspension travel front 150 mm
Suspension travel rear 150 mm
Brake system front BREMBO four piston radial fixed caliper, brake disc
Brake system rear BREMBO single piston floating caliper, brake disc
Brake discs – diameter front 320 mm
Brake discs – diameter rear 240 mm
Chain 5/8 x 1/4” (520) X-Ring
Steering head angle 63.5°
Wheel base 1,466±15 mm
Ground clearance (unloaded) 192 mm
Seat height (unloaded) 865 mm
Total fuel tank capacity approx. 14 l
Unleaded premium fuel (95 RON)
Weight without fuel approx. 148.3 kg

*Recommended retail price. Images courtesy of KTM AG/H. Mitterbauer

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