🏷️ Basic Information

Make:

Husqvarna

Model:

SM 400, SM 450 R, SM 510 R

Model Variant:

Supermoto

Year:

2007-2008

Engine Code Prefix 400:

TE400

Engine Code Prefix 450:

TE450

Engine Code Prefix 510:

TE510

👋 Introduction

Segment:

High-performance Supermoto motorcycles.

Target User:

Enthusiast owners, independent repair shops, and aspiring home mechanics.

Competitors 2007 2008:

KTM EXC/SMC series, Yamaha WRX/WRF, Honda CRF-X/CRFX, Suzuki DR-Z SM.

Value Proposition:

Provides comprehensive, manufacturer-level repair and maintenance information for the specific model years, enabling confident DIY servicing and reducing reliance on expensive dealership repairs.

Depth Of Information:

Detailed explanations and procedural steps for a wide range of repair and maintenance tasks.

📋 Manual Details

Primary Coverage:

Service, Repair, Maintenance, Rebuild, Refurbishment, Restoration

Diagnostic Coverage:

Advanced Troubleshooting and Diagnostics

Estimated Pages:

Hundreds (specific count not provided, but described as extensive)

Type:

Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Engine Mechanical:

Complete engine disassembly, assembly, inspection, and repair for all listed models and displacements.

Fuel System:

Carburetor/Fuel Injection system diagnosis, cleaning, adjustment, and component replacement.

Ignition System:

Spark plug, ignition coil, CDI unit, and wiring checks and replacements.

Cooling System:

Radiator, hoses, water pump, thermostat, and coolant checks and service.

Exhaust System:

Muffler, header pipe inspection, and component replacement.

Transmission And Drivetrain:

Gearbox, clutch system (hydraulic or cable), chain drive, sprockets, and related component servicing.

Frame And Chassis:

Frame inspection, welding repairs, subframe servicing, and component mounting.

Suspension Front:

Upside-down fork (WP or equivalent) disassembly, seal replacement, oil changes, spring rate information, and damping adjustments.

Suspension Rear:

Monoshock absorber servicing, linkage system maintenance, spring preload adjustment, and damping settings.

Braking System Front:

Brake caliper, master cylinder, brake disc, and brake line servicing and replacement.

Braking System Rear:

Rear brake caliper, master cylinder, brake disc, and brake line servicing and replacement.

Wheel And Tire:

Wheel bearing replacement, rim inspection, spoke tensioning, and tire fitting/removal procedures.

Electrical System:

Wiring diagrams, lighting circuits, battery maintenance, starter motor, and alternator (if applicable) servicing.

Bodywork And Plastics:

Fairing removal, seat maintenance, fuel tank servicing, and fender replacement.

Routine Maintenance:

Oil changes, filter replacements, chain lubrication and adjustment, spark plug checks, air filter cleaning/replacement.

Major Overhaul:

Complete engine rebuild procedures, including piston, ring, valve, and crankshaft servicing.

Suspension Tuning:

Detailed guidance on adjusting suspension sag, damping, and rebound for optimal performance.

Troubleshooting Fault Finding:

Systematic approaches to diagnosing and resolving common and uncommon issues.

Component Replacement:

Step-by-step instructions for replacing wear items and failed components across all systems.

Torque Specifications:

Precise torque values for all critical fasteners during assembly and disassembly.

Depth:

Comprehensive, covering basic maintenance to full engine and chassis rebuilds.

Diagnostic Capability:

Includes detailed diagnostic procedures and troubleshooting trees.

Schematics:

Detailed electrical wiring diagrams and exploded view diagrams for component identification.

📊 Manual Specifications

File Type:

PDF

Searchability:

Likely searchable text-based PDF for efficient information retrieval.

Resolution:

High resolution suitable for clear viewing and printing of diagrams and text.

Binding:

N/A (Digital PDF format)

Paper:

N/A (Digital PDF format)

⚙️ Engine Specifications

Engine Type 400:

Single-cylinder, 4-stroke, Liquid-cooled, SOHC (or DOHC depending on specific variant).

Engine Type 450:

Single-cylinder, 4-stroke, Liquid-cooled, DOHC.

Engine Type 510:

Single-cylinder, 4-stroke, Liquid-cooled, DOHC.

Bore Stroke 400 Approx:

90 mm x 62.4 mm (approximate, may vary).

Bore Stroke 450 Approx:

97 mm x 60.8 mm (approximate, may vary).

Bore Stroke 510 Approx:

98 mm x 66.4 mm (approximate, may vary).

Displacement 400:

399.7 cc

Displacement 450:

449.4 cc

Displacement 510:

501.2 cc

Horsepower 400 Approx:

40-45 HP (approximate, depending on tuning).

Horsepower 450 Approx:

45-50 HP (approximate, depending on tuning).

Horsepower 510 Approx:

50-55 HP (approximate, depending on tuning).

Torque 450 Approx:

45 Nm (approximate, depending on tuning).

Fuel Delivery 400 Likely:

Carburetor (e.g., Keihin FCR 39).

Fuel Delivery 450 Likely:

Fuel Injection (e.g., Mikuni DFI).

Fuel Delivery 510 Likely:

Fuel Injection (e.g., Mikuni DFI).

Fuel Type:

Unleaded gasoline.

🔧 Transmission

Transmission Type:

6-speed sequential manual gearbox.

Optional Transmission:

N/A (Standard for Supermoto models).

Clutch Type:

Hydraulic wet multi-plate clutch.

Final Drive:

Chain drive.

📐 Dimensions

Wheelbase Approx:

1460-1480 mm (approximate, varies by model).

Seat Height Approx:

900-920 mm (approximate, varies by model).

Dry Weight Approx 400:

115-120 kg (approximate).

Dry Weight Approx 450:

117-122 kg (approximate).

Dry Weight Approx 510:

119-124 kg (approximate).

🛡️ Safety Features

Safety Ratings:

N/A (Motorcycles typically do not receive NCAP or similar ratings).

Active Safety:

Powerful braking systems (dual front disc, single rear disc) with quality calipers (e.g., Brembo), responsive suspension for stability.

Passive Safety:

Robust frame construction, protective bodywork.

💡 Technology Features

Infotainment System:

N/A (Basic motorcycle instrumentation: speedometer, odometer, tachometer, indicator lights).

ABS:

ABS was not standard or widely available on these models in this period.

Connectivity Features:

N/A (No electronic connectivity features).

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-5,000 km or annually, refer to manual for specifics.

Valve Check Interval:

Typically every 6,000-10,000 km, highly dependent on engine type and usage.

Chain Maintenance:

Lubrication and tension check every 500-1000 km.

Engine Oil Type:

Fully synthetic motorcycle-specific oil, SAE 10W-40 or 15W-50 (refer to manual for exact specification).

Engine Oil Capacity Approx:

1.5 - 1.8 liters (check dipstick or sight glass).

Coolant Type:

Ethylene glycol-based antifreeze mixture (50/50 with distilled water).

Brake Fluid Type:

DOT 4 (or DOT 5.1 if specified).

Fork Oil Viscosity:

Typically SAE 5W or 7.5W (check manual for specific fork model).

Common Wear Items:

Clutch plates, chain and sprockets, fork seals, wheel bearings.

Potential Electrical Issues:

Wiring harness degradation, stator output variation (less common but possible).

Engine Top End Longevity:

Requires regular maintenance; piston and ring wear can be accelerated by aggressive riding or infrequent oil changes.

📚 Vehicle History

Brand Origin:

Swedish brand with a long history in motorcycle manufacturing, particularly known for off-road and dual-sport motorcycles.

Supermoto Development:

Husqvarna's Supermoto line evolved from their successful enduro and motocross platforms, adapting them for street legality and performance.

Engine Platform:

These models often shared engine architectures with their respective enduro counterparts (e.g., TE series), adapted for increased power and street-focused gearing.

Manufacturing Location:

Primarily Italy (post-BMW acquisition, though this era predates that).

🏆 Awards & Recognition

Motorcycle Reviews:

Husqvarna models of this era were generally praised for their performance, handling, and powerful engines, often competing favorably with Italian and Japanese counterparts in the Supermoto segment. Specific awards are not readily available but general reception was positive.

Performance Ratings:

High ratings for agility, cornering ability, and acceleration in performance-oriented reviews.