Segment:
        
        
            Lightweight naked sport motorcycles, popular in urban commuting and entry-level sport riding.
        
     
    
    
        
            Competitors 2012 2013:
        
        
            Yamaha R15, Bajaj Pulsar NS200, Suzuki Gixxer 150, Honda CB150R.
        
     
    
    
        
            Kws Design Philosophy:
        
        
            KTM's 'Ready to Race' philosophy, aggressive styling, high-performance components for its class.
        
     
    
        
            Powertrain Orientation:
        
        
            Emphasis on peppy single-cylinder engines with good power-to-weight ratios.
        
     
    
    
        
            Target Audience:
        
        
            DIY mechanics, independent workshops, and owners seeking to maintain or repair their KTM Duke motorcycles.
        
     
 
    
    
    
        
            Engine Mechanical:
        
        
            Engine disassembly, assembly, inspection, overhaul procedures, cylinder head, pistons, crankshaft, lubrication system, cooling system.
        
     
    
        
            Fuel System:
        
        
            Fuel injection system (EFI), throttle body, injectors, fuel pump, fuel filter, evaporative emission control system.
        
     
    
        
            Ignition System:
        
        
            Ignition coils, spark plugs, ECU control, timing.
        
     
    
        
            Transmission:
        
        
            Clutch operation and adjustment, gearbox inspection, maintenance, gear shift mechanism.
        
     
    
        
            Chassis And Frame:
        
        
            Frame inspection, steering system, suspension (front fork, rear shock absorber), wheels, tires.
        
     
    
        
            Brakes:
        
        
            Hydraulic brake system, front and rear brake calipers, master cylinders, brake fluid specifications, bleeding procedures, pad and disc replacement.
        
     
    
        
            Electrical System:
        
        
            Wiring diagrams, battery, starter motor, alternator/generator, lighting system (headlight, taillight, turn signals), fuses, relays, ECU, sensors.
        
     
    
        
            Body And Plastics:
        
        
            Fairing removal and installation, seat, fuel tank, fenders, minor bodywork repairs.
        
     
    
        
            Exhaust System:
        
        
            Exhaust manifold, catalytic converter (if applicable), muffler removal and installation.
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil change, filter replacement, air filter cleaning/replacement, spark plug checks, chain adjustment, brake fluid level checks, coolant checks.
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic flowcharts, symptom-based troubleshooting for engine, electrical, and other systems.
        
     
    
        
            Repair Procedures:
        
        
            Step-by-step instructions for component removal, repair, and reinstallation.
        
     
    
        
            Overhaul Instructions:
        
        
            Detailed guidance for complete engine or transmission rebuilds.
        
     
    
        
            Adjustments:
        
        
            Clutch cable, throttle cable, idle speed, valve clearances (if adjustable).
        
     
    
    
        
            Depth:
        
        
            Comprehensive (covers everything from basic maintenance to full engine rebuilds and diagnostics).
        
     
 
    
    
    
        
            Format:
        
        
            PDF (Portable Document Format)
        
     
    
    
        
            Printability:
        
        
            High-resolution, printable pages for easy workshop use.
        
     
    
    
        
            Binding Type:
        
        
            N/A (Digital PDF download)
        
     
    
    
        
            Paper Type:
        
        
            N/A (Digital PDF download)
        
     
    
    
        
            Text Search:
        
        
            Likely text-searchable PDF for quick information retrieval.
        
     
 
    
    
    
        
            Engine Type:
        
        
            4-stroke single-cylinder, liquid-cooled, DOHC
        
     
    
    
        
            Bore X Stroke:
        
        
            58 mm x 47.2 mm (approximate)
        
     
    
        
            Compression Ratio:
        
        
            12.5:1 (approximate)
        
     
    
        
            Max Power 125 Duke:
        
        
            15 PS (11 kW) at 10,500 rpm (approximate, regulated for A1 license)
        
     
    
        
            Max Torque 125 Duke:
        
        
            12 Nm at 8,000 rpm (approximate)
        
     
    
    
        
            Engine Type:
        
        
            4-stroke single-cylinder, liquid-cooled, DOHC
        
     
    
    
        
            Bore X Stroke:
        
        
            72 mm x 49 mm (approximate)
        
     
    
        
            Compression Ratio:
        
        
            11.5:1 (approximate)
        
     
    
        
            Max Power 200 Duke:
        
        
            25 PS (18.4 kW) at 10,000 rpm (approximate)
        
     
    
        
            Max Torque 200 Duke:
        
        
            19 Nm at 8,000 rpm (approximate)
        
     
    
    
        
            Fuel Delivery:
        
        
            Bosch Electronic Fuel Injection (EFI)
        
     
    
        
            Fuel Type:
        
        
            Unleaded gasoline (95 RON recommended)
        
     
    
    
        
            Oil Type Specification:
        
        
            JASO MA/MA2 certified, SAE 10W/40 or 15W/50 (refer to manual for precise KTM specification).
        
     
    
    
        
            Cooling Method:
        
        
            Liquid cooling
        
     
    
        
            Coolant Type Specification:
        
        
            Ethylene glycol-based coolant with corrosion inhibitors (refer to manual for specific KTM coolant).
        
     
 
    
    
    
        
            Type:
        
        
            6-speed, claw-shifted, constant mesh gearbox
        
     
    
    
        
            Optional Gearbox Options:
        
        
            N/A (Standard 6-speed gearbox)
        
     
    
    
        
            Clutch Type:
        
        
            Wet multi-disc clutch, hydraulically actuated
        
     
    
    
        
            Fluid Type Specification:
        
        
            Engine oil (same as lubrication) - JASO MA/MA2 certified, SAE 10W/40 or 15W/50.
        
     
 
    
    
    
        
            ABS:
        
        
            Optional/Not standard on all models/markets for 2012-2013 (check specific model variant).
        
     
    
    
        
            Braking System:
        
        
            Powerful hydraulic disc brakes front and rear, designed for effective stopping power.
        
     
    
        
            Suspension Setup:
        
        
            WP suspension components (often USD front forks and monoshock rear) tuned for agile handling and stability.
        
     
    
    
        
            Frame Construction:
        
        
            Steel Trellis frame for rigidity and optimal handling characteristics.
        
     
    
        
            Lighting:
        
        
            Halogen headlight, LED taillight, standard turn signals.
        
     
 
    
    
    
        
            Dashboard Type:
        
        
            Fully digital LCD instrument cluster.
        
     
    
        
            Display Functions:
        
        
            Speedometer, tachometer, fuel gauge, gear indicator, trip meter, clock, coolant temperature, diagnostic codes.
        
     
    
    
        
            Traction Control:
        
        
            N/A (Not typically equipped on these models for these years).
        
     
    
    
        
            Connectivity Features:
        
        
            N/A (No Bluetooth or smartphone integration on these early models).
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Every 7,500 km or 12 months (refer to manual for exact intervals).
        
     
    
        
            Air Filter Service:
        
        
            Inspect every 5,000 km, replace/clean as needed (check manual).
        
     
    
        
            Spark Plug Replacement:
        
        
            Refer to manual for specific mileage, often around 15,000-20,000 km.
        
     
    
        
            Brake Fluid Flush:
        
        
            Every 2 years or as specified in manual.
        
     
    
    
        
            Engine Oil Capacity:
        
        
            Approx. 1.5 Liters (with filter change) - confirm in manual.
        
     
    
        
            Coolant Capacity:
        
        
            Approx. 0.9 Liters - confirm in manual.
        
     
    
    
    
        
            Common Wear Items:
        
        
            Clutch plates, chain and sprockets, brake pads, fork seals due to performance riding or high mileage.
        
     
    
        
            Potential Electrical Gremlins:
        
        
            While generally reliable, some owners have reported minor electrical connections or sensor issues, typically resolvable with proper diagnostics covered in the manual.
        
     
    
        
            Engine Performance Consistency:
        
        
            Ensure regular cleaning of the EFI system and proper valve clearance adjustments to maintain optimal performance, as detailed in the manual.
        
     
 
    
    
    
        
            Ktm Origins:
        
        
            Founded in Austria in 1934, KTM is renowned for its off-road motorcycles, particularly in motocross and enduro. The Duke series marked its expansion into the street motorcycle segment.
        
     
    
    
        
            Duke Series Introduction:
        
        
            The Duke series was introduced to offer a range of sporty, lightweight naked bikes with a focus on performance and rider engagement.
        
     
    
        
            First Generation Duke:
        
        
            The 125 Duke was launched in 2011, followed by the 200 Duke in 2012, both targeting younger riders and emerging markets with their accessible performance and sharp styling.
        
     
    
    
        
            Manufacturing Location:
        
        
            Primarily manufactured by Bajaj Auto in India under license from KTM.
        
     
 
    
    
    
        
            Bike Magazine Awards:
        
        
            KTM Duke models have frequently received praise from motorcycle publications for their styling, handling, and performance relative to their engine size.
        
     
    
    
        
            Performance Class Recognition:
        
        
            Consistently rated as top performers in the 125cc and 200cc segments for their segment-specific power output and chassis dynamics.
        
     
    
    
        
            Emission Standards:
        
        
            Designed to meet prevailing emission standards for the respective model years and markets (e.g., Euro 3).