Model Variant:
        
        
            2-Stroke Motocross
        
     
    
        
            Production Years Covered:
        
        
            1999, 2000, 2001, 2002, 2003
        
     
    
    
        
            Chassis Code:
        
        
            Not explicitly stated, typical for off-road bikes of this era.
        
     
    
        
            Engine Code:
        
        
            Not explicitly stated, but refers to the specific 200cc 2-stroke engine.
        
     
 
    
    
    
        
            Motorcycle Segment:
        
        
            Entry-level to intermediate motocross/off-road competition.
        
     
    
        
            Target Audience:
        
        
            Amateur racers, recreational riders, mechanics specializing in off-road motorcycles.
        
     
    
    
        
            Competitors:
        
        
            Yamaha YZ250, Suzuki RM250, Honda CR250R, Kawasaki KX250 (though often categorized slightly differently due to displacement).
        
     
    
    
        
            Performance Focus:
        
        
            Agile handling, potent 2-stroke power delivery, competitive pricing for its class.
        
     
    
        
            Brand Philosophy:
        
        
            KTM's 'Ready to Race' ethos emphasizes performance and off-road capability.
        
     
 
    
    
    
        
            Engine:
        
        
            Complete engine overhaul, top-end and bottom-end procedures, carburetor tuning, cooling system, ignition system, exhaust system.
        
     
    
        
            Transmission:
        
        
            Clutch operation and adjustment, gearbox disassembly and reassembly, gear shift mechanism, lubrication.
        
     
    
        
            Chassis:
        
        
            Frame inspection and repair, suspension (forks and rear shock) overhaul and adjustments, wheel bearing replacement, steering head bearing service.
        
     
    
        
            Brakes:
        
        
            Hydraulic brake system maintenance, caliper service, master cylinder overhaul, fluid replacement, pad replacement.
        
     
    
        
            Electrical:
        
        
            Wiring diagrams, lighting system, ignition system components, troubleshooting electrical faults, battery maintenance.
        
     
    
        
            Bodywork And Plastics:
        
        
            Fairing removal and installation, seat maintenance, fuel tank, fender service.
        
     
    
    
        
            Maintenance:
        
        
            Routine servicing, oil changes, filter replacements, chain adjustment, spark plug service, pre-ride inspections.
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic procedures for common issues, electrical fault finding, engine performance problems.
        
     
    
        
            Repair:
        
        
            Component-level repair and replacement, engine rebuilds, suspension servicing, brake system overhauls.
        
     
    
        
            Disassembly And Assembly:
        
        
            Step-by-step instructions for removing and refitting major assemblies and components.
        
     
    
        
            Specifications And Measurements:
        
        
            Torque values, clearances, tolerances, diagnostic readings.
        
     
    
    
        
            Depth:
        
        
            Comprehensive; suitable for qualified mechanics and experienced DIY enthusiasts. Covers detailed diagnostic and repair procedures beyond basic owner's manual information.
        
     
 
    
    
    
        
            Configuration:
        
        
            Single-cylinder, 2-stroke
        
     
    
        
            Displacement:
        
        
            194 cc (approx.)
        
     
    
        
            Bore X Stroke:
        
        
            Typically around 62.5 mm x 65 mm (specific to the 200 SX model).
        
     
    
        
            Cooling System:
        
        
            Liquid-cooled
        
     
    
        
            Ignition System:
        
        
            Electronic CDI (Capacitor Discharge Ignition)
        
     
    
    
        
            Horsepower:
        
        
            Estimated 35-40 HP at peak (varies with tuning and specific year).
        
     
    
        
            Torque:
        
        
            Specific figures not readily available, but known for strong mid-range power.
        
     
    
    
        
            Carburetor:
        
        
            Mikuni TM Series (e.g., TM38) or Keihin PWK, depending on exact model year.
        
     
    
        
            Fuel Type:
        
        
            Unleaded gasoline (minimum 95 octane recommended), mixed with 2-stroke oil (e.g., 1:30 to 1:50 ratio).
        
     
    
        
            Premix Ratio:
        
        
            Refer to manual for precise recommendations; typically 1:40.
        
     
 
    
    
    
        
            Wheelbase:
        
        
            Approximately 1450 mm (57.1 inches).
        
     
    
        
            Seat Height:
        
        
            Approximately 960 mm (37.8 inches).
        
     
    
        
            Ground Clearance:
        
        
            Approximately 360 mm (14.2 inches).
        
     
    
    
        
            Dry Weight:
        
        
            Approximately 95 kg (209 lbs).
        
     
    
        
            Fuel Tank Capacity:
        
        
            Approximately 8 liters (2.1 US gallons).
        
     
 
    
    
    
        
            Crash Test Results:
        
        
            N/A for off-road motorcycles.
        
     
    
    
        
            Brakes:
        
        
            Hydraulic disc brakes front and rear.
        
     
    
        
            Suspension:
        
        
            WP suspension (often USD forks and monoshock rear) designed for off-road control and impact absorption.
        
     
    
    
        
            Frame Construction:
        
        
            Steel perimeter frame designed for strength and rigidity.
        
     
    
        
            Handguards:
        
        
            Standard on many models for rider protection.
        
     
 
    
    
    
        
            System:
        
        
            N/A (Competition Off-Road Motorcycle)
        
     
    
    
        
            Features:
        
        
            N/A (Competition Off-Road Motorcycle)
        
     
    
    
        
            Features:
        
        
            N/A (Competition Off-Road Motorcycle)
        
     
    
    
        
            System:
        
        
            Basic CDI ignition system, carburetor-controlled fuel delivery.
        
     
 
    
    
    
        
            Oil Change:
        
        
            Refer to manual; typically every 10-15 hours of riding for engine oil (if applicable, or gearbox oil).
        
     
    
        
            Air Filter Cleaning:
        
        
            After every few rides or as needed based on conditions; critical for 2-stroke engine longevity.
        
     
    
        
            Spark Plug Check:
        
        
            Regularly, or every 10-20 hours of riding.
        
     
    
        
            Top End Rebuild:
        
        
            Depends heavily on usage; typically 50-100 hours for competitive use, longer for recreational.
        
     
    
    
        
            Engine Oil Type:
        
        
            High-quality 2-stroke premix oil (specific brand recommendations may be in manual).
        
     
    
        
            Gearbox Oil Type:
        
        
            SAE 10W/40 or 10W/50 motorcycle gear oil (e.g., Motorex, Bel-Ray).
        
     
    
        
            Coolant Type:
        
        
            Ethylene glycol based coolant with corrosion inhibitors.
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 4 hydraulic brake fluid.
        
     
    
    
        
            Common Wear Items:
        
        
            Clutch plates, piston rings, spark plugs, air filters, chain and sprockets, wheel bearings, swingarm/linkage bearings.
        
     
    
        
            Engine Characteristics:
        
        
            2-stroke engines require diligent maintenance of the top end for optimal performance and longevity. Carburetor tuning can be sensitive to altitude and temperature.
        
     
    
        
            Suspension Maintenance:
        
        
            Regular servicing of forks and rear shock is crucial for maintaining optimal damping and preventing seal leaks.
        
     
 
    
    
    
        
            Company Origin:
        
        
            Founded in Austria in 1934.
        
     
    
        
            Motorcycle Focus:
        
        
            Strong heritage in off-road racing, including motocross, enduro, and rally.
        
     
    
    
        
            200 Sx Lineage:
        
        
            The 200 SX was positioned as a more potent and competitive option within the smaller displacement motocross class, offering a blend of 125cc agility with 250cc-like power.
        
     
    
        
            Development Period:
        
        
            This era (late 90s/early 2000s) saw significant development in motocross technology, with advancements in suspension, chassis design, and engine tuning.
        
     
    
    
        
            Manufacturing Location:
        
        
            Austria (typically for KTMs of this period).