Target Audience:
Owners, independent repair shops, and Triumph enthusiasts seeking detailed technical information.
Comparison To Aftermarket:
Provides official factory specifications and procedures, exceeding the detail and accuracy of most aftermarket manuals.
Accuracy And Detail:
Directly sourced from Triumph, ensuring accuracy for all repair and maintenance tasks.
Diagrams Illustrations:
Includes exploded views and schematics essential for component identification and reassembly.
Diagnostic Focus:
Emphasizes systematic troubleshooting for efficient problem diagnosis.
General Coverage:
Comprehensive repair and service information for the 2002 Triumph Speed Triple.
Specific Systems:
Engine, Fuel System, Transmission, Chassis, Suspension, Brakes, Electrical System, Bodywork, Troubleshooting.
Estimated Pages:
200-300 (typical for a factory service manual of this era)
Type:
Factory Service Repair Manual
Language:
English (standard for factory manuals unless otherwise specified)
Format:
Likely printed manual; digital PDF versions are common for resale.
Engine Mechanical:
Top-end overhaul (cylinder head, valves, camshafts), bottom-end rebuild (crankshaft, connecting rods, pistons), timing, lubrication, cooling system.
Fuel System:
Fuel injection system diagnosis and repair, throttle bodies, injectors, fuel pump, pressure regulator, ECU mapping details.
Transmission Drivetrain:
Clutch operation and adjustment, gearbox disassembly and assembly, chain and sprockets inspection and replacement.
Electrical System:
Wiring diagrams, starter motor, alternator, battery, ignition system, lighting, instrumentation, diagnostic trouble codes (DTCs).
Chassis Suspension:
Front fork service (oil changes, seal replacement), rear shock absorber maintenance, steering head bearings, swingarm pivot.
Brakes:
Brake fluid flush and bleed, caliper service, pad replacement, disc inspection, master cylinder overhaul.
Bodywork Trim:
Fairing removal and installation, seat, fuel tank, minor panel repair.
Maintenance:
Routine service checks, oil and filter changes, chain lubrication and adjustment, spark plug replacement, air filter cleaning/replacement.
Repair:
Detailed step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation.
Troubleshooting:
Diagnostic flowcharts and procedures for identifying and resolving common performance issues and faults.
Technical Specifications:
Torque values, clearances, fluid capacities, electrical specifications, engine performance data.
Depth:
Complete factory-level diagnostics and repair procedures, suitable for professional mechanics and advanced DIY enthusiasts.
Digital Format:
PDF (if digital); High-resolution scans for printed versions.
Print Quality:
Professional printing with clear diagrams and legible text.
Binding:
Stapled, perfect bound, or spiral bound (depending on original factory format or reproduction).
Paper Quality:
Durable paper stock suitable for workshop environments.
Engine Type:
Liquid-cooled, 12-valve, DOHC, inline three-cylinder
Displacement:
955cc (955 cubic centimeters)
Bore X Stroke:
74mm x 74.2mm
Compression Ratio:
11.9:1 (typical for this generation)
Power Output:
Approximately 106 bhp (80 kW) at 9,200 rpm (variations may exist)
Torque Output:
Approximately 71 lb-ft (96 Nm) at 7,500 rpm (variations may exist)
Ignition System:
Electronic Ignition, Triumph TCES (Triumph Controlled Electronic Spark)
Cooling System:
Liquid-cooled
Fuel Delivery:
Multi-point sequential fuel injection with electronic engine management
Fuel Type:
Unleaded petrol (RON 95 recommended, RON 91 minimum)
Air Intake:
Paper element air filter
Transmission Type:
Constant mesh, 6-speed, sequential
Clutch Type:
Wet, multi-plate, cable operated
Final Drive:
X-ring chain
Gear Ratios:
Specific ratios are detailed in the manual, crucial for performance tuning and diagnostics.
Transmission Oil:
Specific API GL-4 or GL-5 specification SAE 75W/90 hypoid gear oil. Capacity will be specified.
Length:
Approx. 2125 mm (83.6 inches)
Width:
Approx. 740 mm (29.1 inches) (at handlebars)
Height:
Approx. 1170 mm (46.0 inches) (at handlebars)
Seat Height:
Approx. 820 mm (32.3 inches)
Dry Weight:
Approx. 195 kg (430 lbs)
Wet Weight:
Approx. 217 kg (478 lbs) (with all fluids)
Fuel Capacity:
Approx. 20 liters (5.3 US gallons)
Wheelbase:
Approx. 1425 mm (56.1 inches)
Safety Certification:
Designed to meet or exceed relevant safety standards for motorcycles of its era. Specific crash test data typically not available for individual motorcycle models in this format.
Braking System:
Hydraulic disc brakes front and rear. Dual 320mm discs with 4-piston calipers (front), single 220mm disc with 2-piston caliper (rear).
Suspension Dynamics:
Adjustable front forks and rear monoshock contribute to stable handling and braking performance.
Frame Construction:
Aluminum twin-spar frame designed for rigidity and handling.
Lighting:
Halogen headlights, LED taillight (common for the era).
Infotainment System:
Not applicable. This is a performance motorcycle from 2002, featuring essential instrumentation.
Driver Assistance Features:
None. The focus is on rider engagement and mechanical feedback.
Connectivity Features:
None. Basic dashboard instrumentation.
Dashboard Features:
Analog tachometer, speedometer, coolant temperature gauge, trip computer (basic), warning lights.
First Service:
Typically around 600 miles (1000 km) for oil change, chain check, general inspection.
Major Service Interval:
Typically every 6,000 miles (10,000 km) or annually for routine checks, fluid changes, spark plugs, air filter.
Valve Clearance Check:
Often around 12,000-18,000 miles (20,000-30,000 km), or as specified by Triumph.
Engine Oil Type:
Fully synthetic SAE 10W/40 or 15W/50 motorcycle oil, meeting JASO MA / MA2 specifications.
Engine Oil Capacity:
Approx. 3.0 - 3.4 liters (depending on filter change, specified in manual)
Coolant Type:
Ethylene glycol-based antifreeze coolant, mixed 50/50 with distilled water.
Brake Fluid Type:
DOT 4 (specified for hydraulic clutch and brake systems).
Fuel Injector Issues:
Occasional reports of sticky or clogged injectors requiring cleaning or replacement.
Regulator Rectifier Failure:
While less common than on some Japanese bikes of the era, it's a potential failure point for any charging system.
Electrical Connector Corrosion:
Imperative to check and clean electrical connectors, especially in adverse weather conditions.
Camchain Tensioner:
Some early 955cc engines had a mechanical camchain tensioner that could become noisy; later models might feature an updated or hydraulic unit.
Triumph Legacy:
Triumph Motorcycles boasts a rich history dating back to 1902, known for iconic British engineering and performance.
Speed Triple Lineage:
The Speed Triple has evolved from its sport-derived roots, becoming a benchmark naked sportbike, celebrated for its distinctive styling and powerful triple engine.
2002 Model Distinction:
The 2002 model represents a significant iteration of the Speed Triple, often featuring refinements to the 955cc engine, chassis, and styling compared to earlier generations.
Manufacturing Location:
Hinckley, Leicestershire, England