Segment:
High-performance Supermoto
Target Audience:
Enthusiast riders seeking aggressive street performance and track-day capability
Key Competitors Era:
Ducati Hypermotard, Aprilia SXV series, Yamaha XT/WR series (modified), Suzuki DRZ series (modified)
Vehicle Philosophy:
Lightweight, agile, powerful, focused on aggressive riding and handling
Distinctive Attributes:
Powerful single-cylinder engine, sharp handling, premium components, aggressive styling
Engine Systems:
Lubrication, cooling, fuel delivery, ignition, starting, exhaust
Chassis Systems:
Frame, suspension (front and rear), steering, wheels, tires, brakes (front and rear)
Electrical Systems:
Battery, charging system, lighting, instruments, ignition switch, wiring diagrams
Controls And Operation:
Throttle, clutch, brakes, gear shift, ignition switch, lights, horn, indicators
Routine Maintenance:
Oil changes, filter replacement, chain adjustment and lubrication, air filter cleaning/replacement, spark plug inspection/replacement, tire pressure checks
Basic Adjustments:
Clutch free play, throttle cable, chain slack, suspension sag (pre-load)
Safety And Operation:
Pre-ride inspection, proper riding techniques, emergency procedures, parking precautions
Diagnostic Capabilities:
Basic troubleshooting guidance for common issues, symptom-based diagnostics
Repair Scope:
Covers general maintenance and minor adjustments. Advanced diagnostics and major component overhauls typically require a dedicated Service Manual.
Engine Type:
Single-cylinder, 4-stroke, liquid-cooled, DOHC
Displacement:
660 cc (approx.)
Bore X Stroke:
Not specified in product data, but typical for 660cc single
Horsepower:
Estimated 60-70 HP (stock, depending on tuning and specific variant)
Torque:
Estimated 60-70 Nm (stock, depending on tuning and specific variant)
Fuel Delivery:
Fuel Injection (likely Keihin or similar, with electronic control)
Fuel Type:
Unleaded gasoline
Ignition System:
Electronic ignition, CDI
Exhaust System:
Aftermarket exhaust systems are common; stock system may vary
Wheelbase:
Approx. 1470 mm (57.9 inches)
Seat Height:
Approx. 890 mm (35 inches)
Ground Clearance:
Approx. 270 mm (10.6 inches)
Dry Weight:
Approx. 130 kg (286 lbs)
Wet Weight:
Approx. 145 kg (319 lbs) (with fluids)
Fuel Tank Capacity:
Approx. 10 liters (2.6 US gallons)
Safety Ratings:
N/A (Motorcycles generally do not receive automotive safety ratings like NCAP)
Braking System:
Hydraulic disc brakes front and rear. Brembo calipers often featured on KTM models of this era.
Tire Specifications:
Typically 120/70-17 front, 160/60-17 rear (street-oriented tires)
Lighting:
Halogen headlight, LED taillight/brake light, turn signals
Frame Construction:
Chromium-molybdenum steel trellis frame for rigidity and light weight
Handlebar:
Fat bar handlebar for improved control and vibration damping
Infotainment System:
Basic dashboard instruments: speedometer, tachometer, odometer, trip meter, coolant temperature, neutral indicator, oil pressure warning light.
Driver Assistance Systems:
None (typical for performance motorcycles of this era)
Oil Change Interval:
Typically every 3,000-5,000 km or annually, refer to manual for exact intervals
Chain Maintenance Interval:
Lubricate and check tension every 500-1000 km
Air Filter Cleaning Interval:
Every 6,000-10,000 km or as needed based on riding conditions
Engine Oil Type:
KTM recommends specific semi-synthetic or fully synthetic motorcycle engine oil, e.g., Motorex Power Synt 4T 10W/50 or equivalent SAE 10W-50 API SG, JASO MA.
Engine Oil Capacity:
Approx. 1.4 - 1.6 liters (check manual for exact capacity with filter change)
Coolant Type:
Ethylene glycol based antifreeze mixture (e.g., Motorex Coolant M3.0)
Clutch Fluid Type:
DOT 4 (if hydraulic)
Common Wear Items:
Chain and sprockets, brake pads, tires, clutch plates (depending on usage), fork seals.
Potential Issues:
Some early KTMs could be sensitive to fuel quality or electrical connections; regular maintenance is crucial for reliability.
Kmt Origin:
Austrian manufacturer with a strong heritage in off-road and racing motorcycles
Smc Lineage:
The SMC (Supermoto Competition) line represents KTM's entry into the street-legal supermoto segment, known for track-derived performance.
2003 Context:
The 2003 model year saw refinement of KTM's single-cylinder platform, leveraging their success in off-road racing for road-going performance.
Manufacturing Location:
Austria