Segment:
Supermoto / Street-legal Motocross
Target Audience:
Enthusiast riders seeking a capable and stylish supermoto for both urban commuting and spirited riding.
Competitors:
KTM 690 SMC, Ducati Hypermotard, Aprilia Dorsoduro.
Distinguishing Features:
Lightweight chassis, aggressive styling, powerful single-cylinder engine, high-performance suspension and brakes for track-day or spirited street riding.
Engine:
Complete engine overhaul, internal components, lubrication system, cooling system, fuel system, ignition system, exhaust system.
Transmission:
Clutch assembly, gearbox disassembly and reassembly, shift mechanism, lubrication.
Chassis:
Frame inspection and repair, suspension (front forks, rear shock absorber), steering system, wheels, tires, brakes (front and rear hydraulic systems, calipers, master cylinders, lines).
Electrical System:
Wiring diagrams, lighting system, battery, starter motor, charging system (alternator/stator), ignition coils, ECUs, sensors, instrument cluster.
Fuel System:
Fuel injection system (throttle body, injectors, fuel pump, pressure regulator), fuel tank, lines.
Cooling System:
Radiator, hoses, thermostat, fan (if applicable), coolant.
Bodywork:
Fairings, seat, fuel tank, fenders, body panels, mounting hardware.
Ignition System:
ECU mapping, ignition timing, spark plugs, ignition coils.
Maintenance:
Routine inspections, oil changes, filter replacements, chain adjustment, brake pad replacement, fluid flushes, spark plug service.
Diagnostics:
Troubleshooting common problems, diagnostic fault codes (if applicable), electrical system checks, mechanical component testing.
Repair:
Detailed step-by-step instructions for component disassembly, repair, and reassembly of all major vehicle systems.
Technical Specifications:
Torque specifications for all fasteners, engine clearances, valve adjustments, suspension settings, electrical resistance values.
Troubleshooting Guide:
Diagnostic flowcharts and symptom-based troubleshooting for common issues.
Suspension Setup:
Adjustments for preload, compression, and rebound damping for front forks and rear shock.
Depth:
Comprehensive (from basic maintenance to full engine and gearbox rebuilds).
Engine Type:
Single-cylinder, 4-stroke
Displacement:
476 cc (29.05 cubic inches)
Bore X Stroke:
98 mm x 64 mm
Valve Train:
DOHC, 4 valves per cylinder
Cooling System:
Liquid-cooled
Engine Family:
Based on Husqvarna's robust single-cylinder platform, shared with other models of the era.
Horsepower Estimated:
Approx. 48 HP
Torque Estimated:
Approx. 43 Nm (31.7 lb-ft)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Throttle Body Size:
46 mm
Oil Capacity With Filter:
Approx. 1.8 Liters
Recommended Oil Grade:
SAE 10W-50 (Verify in manual for exact specification)
Length:
Approx. 2180 mm (85.8 inches)
Width:
Approx. 800 mm (31.5 inches)
Height:
Approx. 1200 mm (47.2 inches)
Wheelbase:
Approx. 1495 mm (58.9 inches)
Ground Clearance:
Approx. 290 mm (11.4 inches)
Dry Weight:
Approx. 140 kg (308.6 lbs)
Fuel Tank Capacity:
Approx. 8.5 Liters (2.2 US gallons)
Seat Height:
Approx. 900 mm (35.4 inches)
Braking System Front:
Hydraulic disc, dual piston caliper, 320mm disc
Braking System Rear:
Hydraulic disc, single piston caliper, 240mm disc
ABS:
Optional (Check specific model configuration)
Suspension Front Type:
Upside-down telescopic forks (Marzocchi or Sachs, depending on specification), adjustable.
Suspension Rear Type:
Monoshock with progressive linkage, adjustable.
Lighting:
Halogen headlight, LED taillight
Oil Change Interval:
Every 5,000 km or 6 months (Refer to manual for exact recommendation and conditions)
Air Filter Cleaning:
As needed, typically every 2,500-5,000 km
Spark Plug Replacement:
Approx. 10,000-15,000 km
Valve Clearance Check:
Approx. 10,000 km
Coolant Type:
Ethylene glycol based coolant (e.g., Motorex Coolant M5.0 or equivalent)
Fork Oil Type:
Specific suspension fluid viscosity (e.g., SAE 5W or 7.5W, refer to manual).
Shock ABSorber Oil:
Specific suspension fluid viscosity (refer to manual).
Common Wear Items:
Clutch plates, chain and sprockets, brake pads, fork seals, voltage regulator.
Potential Electrical Gremlins:
Some owners report minor electrical connection issues; thorough inspection and dielectric grease application is recommended in the manual's electrical section.
Manufacturer:
Husqvarna Motorcycles AB, Sweden (founded 1903)
Smr Lineage:
Husqvarna's SMR (SuperMoto Racing) line represents a long history of off-road performance adapted for street use, building on their motocross and enduro expertise.
Predecessor Successor:
The SMR511 followed earlier Husqvarna supermoto designs and was part of a significant platform update in the late 2000s.
Assembly Location:
Varese, Italy (Under BMW Motorrad ownership during this period)