Motorcycle Race

KTM Duke 125 Manual

The KTM Duke 125 with The state-of-the-art, liquid-cooled, single-cylinder four-stroke engine with twin overhead camshafts, four valves and electronic fuel injection has been developed specifically for the 125 Duke. Effortlessly, it achieves peak power of 11 kW (15 hp) and thanks to the balancer shaft, delivers the highest levels of smoothness. two overhead camshafts in the 125 Dukes cylinder head actuate four valves by means of cam levers. This design is not only extremely reliable, but the cam levers are coated with ultra-hard carbon which minimises friction - releasing even more power.

KTM Duke 125 Specifications
ENGINE

• Design : 1-cylinder 4-stroke engine, water-cooled
• Displacement : 125 cm³
• Bore : 58 mm
• Stroke : 47.2 mm
• Performance : 11 kW (15 hp)
• Starting aid : Electric starter
• Transmission : 6 speed, claw shifted
• Engine lubrication : Forced oil lubrication with 2 Eaton pumps
• Primary gear ratio : 22:72
• Secondary gear ratio : 14:45
• Cooling system : Liquid cooling system, continuous circulation of cooling liquid with water pump
• Clutch : Wet multi-disc clutch / hydraulically operated
• Ignition system : Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment, type Kokusan

CHASSIS

• Frame : Tubular space frame made from steel tubes, powder-coated
• Fork : WP Suspension 4357
• Shock absorber : WP Suspension 4618 EM
• Suspension travel Fron :t 150 mm
• Suspension travel Rear : 150 mm
• Brake system Front : Disc brake with two-pot brake caliper
• Brake system Rear : Disc brake with one-pot brake caliper, floating brake discs
• Brake discs - diameter Front : 280 mm
• Brake discs - diameter Rear : 230 mm
• Chain : 5/8 x 1/4” (520) O‑Ring
• Steering head angle : 65°
• Wheel base : 1,361±15 mm
• Ground clearance (unloaded) : 170 mm
• Seat height (unloaded) : 810 mm
• Total fuel tank capacity approx. : 10.5 l
• Unleaded premium fuel (95 RON)
• Weight without fuel approx : 125 kg