2021 KTM 125 Duke

KTM 125 Duke 2021


2021 KTM 125 Duke specifications, pictures, reviews and rating

KTM's profilation of this bike
The KTM 125 DUKE may be the entry-level bike of the range, but it isn´t here to play games. It´s built with the same attitude as the bigger bikes - and it shows. It´s no holds barred with this urban warrior, complete with an LED headlight and TFT display.

General information
Motorcycle name KTM 125 Duke
Model year 2021
Category Naked bike
Rating 3.2  See the detailed rating of engine performance, design and look, accident risk, etc. Compare with any other motorcycle.
Engine and transmission
Displacement 125.0 ccm (7.63 cubic inches)
Engine type Single cylinder, four-stroke
Power output 15.0 HP (10.9 kW))
Torque 12.0 Nm (1.2 kgf-m or 8.9 ft.lbs)
Bore x stroke 58.0 x 47.2 mm (2.3 x 1.9 inches)
Fuel system Injection
Fuel control Double Overhead Cams/Twin Cam (DOHC)
Ignition Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment, type Kokusan
Lubrication system Wet sump
Cooling system Liquid
Gearbox 6-speed
Transmission type Chain (final drive)
Clutch Wet multi-disc clutch, mechanically actuated
Driveline 5/8  x  1/4 (520) O Ring. Primary drive: 22:72.
Fuel consumption 2.42 litres/100 km (41.3 km/l or 97.20 mpg)
Greenhouse gases 56.1 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis, suspension, brakes and wheels
Frame type Steel trellis frame, powder coated
Rake (fork angle) 25.0°
Front suspension WP Apex Ø 43 mm
Front wheel travel 142 mm (5.6 inches)
Rear suspension WP Apex Monoshock
Rear wheel travel 150 mm (5.9 inches)
Front tire 110-17
Rear tire 150-17
Front brakes Single disc. ABS. Four-piston radial fixed calliper
Diameter 300 mm (11.8 inches)
Rear brakes Single disc. ABS. Single-piston floating calliper
Diameter 230 mm (9.1 inches)
Physical measures and capacities
Dry weight 139.0 kg (306.4 pounds)
Power/weight ratio 0.1079 HP/kg
Seat height 830 mm (32.7 inches) If adjustable, lowest setting.
Ground clearance 175 mm (6.9 inches)
Wheelbase 1357 mm (53.4 inches)
Fuel capacity 13.40 litres (3.54 US gallons)
Other specifications
Color options Black/orange
Starter Electric
Update specsReport missing specs or required updates.
Further information
Insurance costsCompare US insurance quotes from the nation's top providers.
Parts finder Check out our overview of motorcycle webshops at Bikez.info.
MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
Ask questionsJoin the 21 KTM 125 Duke discussion group or the general KTM discussion group.
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