Classification:
High-performance naked sportbike
Target Audience:
Enthusiasts and professional mechanics working on Triumph Speed Triple models of the mid-1990s.
Competitors Era:
Ducati Monster, Yamaha TDM, Kawasaki Zephyr
Motorcycle Features:
Triple-cylinder engine, distinctive styling, agile handling, strong torque delivery.
Engine:
Complete engine overhaul, including disassembly, assembly, inspection, and component replacement for the 885cc triple cylinder engine.
Fuel System:
Carburetor tuning, fuel injection system diagnostics and repair (if applicable to specific sub-models), fuel pump, fuel lines, and tank service.
Ignition System:
Spark plugs, coils, CDI unit, timing adjustments, and troubleshooting electrical faults.
Transmission:
Gearbox disassembly, inspection, repair, clutch service (including wet clutch operation), and lubrication.
Chassis And Frame:
Frame inspection, fork service (internal seals, oil levels), rear shock absorber adjustment and replacement, wheel bearings, and steering head bearings.
Brakes:
Front and rear brake caliper service, master cylinders, brake fluid bleeding, disc inspection, and pad replacement.
Electrical System:
Wiring diagrams, battery maintenance, charging system (alternator/stator), starter motor, lighting circuits, and instrument panel diagnostics.
Cooling System:
Radiator service, coolant levels, fan operation, and thermostat replacement.
Exhaust System:
Muffler and header pipe inspection, gasket replacement, and leak detection.
Bodywork And Trim:
Fairing removal and installation, seat service, fuel tank removal, and general body panel maintenance.
Maintenance:
Detailed periodic maintenance schedules, oil changes, filter replacements, chain adjustment, and lubrication points.
Troubleshooting:
Systematic diagnostic procedures for common and uncommon problems, including electrical, engine performance, and braking issues.
Repair:
Step-by-step instructions for component repair, replacement, and reassembly of all major motorcycle systems.
Adjustments:
Precise instructions for valve clearance adjustment, ignition timing, carburetor synchronization, and brake lever adjustments.
Special Tools:
Identification and usage instructions for specialized tools required for specific repair and adjustment procedures.
Depth:
Comprehensive, from basic fluid changes to full engine and transmission rebuilds.
Diagrams:
Includes detailed exploded diagrams, pictorial illustrations, and photographs to guide repair processes.
Specifications:
Extensive data including torque values, tolerances, wear limits, and fluid capacities.
Engine Type:
Liquid-cooled, 12-valve, DOHC, inline three-cylinder
Displacement:
885 cc (54.0 cu in)
Bore X Stroke:
76 mm x 64.7 mm (3.0 x 2.5 in)
Compression Ratio:
9.6:1 (typical, check specific model year)
Horsepower:
Approx. 96-98 hp (71-73 kW) at 9,000 rpm (verify specific year/tune)
Torque:
Approx. 76 Nm (56 lb-ft) at 6,500 rpm (verify specific year/tune)
Carburetors:
3 x Mikuni BDSR32 (or similar, check specification)
Fuel Capacity:
18 Liters (4.8 US gal)
Oil Type:
API SG/SH, JASO MA, SAE 10W/40 Motorcycle Oil (refer to manual for specific approvals)
Oil Capacity:
Approx. 4.5 Liters (4.8 US qt) with filter change
Crash Test Data:
N/A for motorcycles of this era; safety relies on rider skill and adherence to maintenance.
Braking System:
Dual front discs with 2-piston calipers, single rear disc with 1-piston caliper.
Suspension:
Adjustable front forks, adjustable rear monoshock.
Lighting:
Halogen headlight, LED tail light (depending on market/update), standard turn signals.
Frame Construction:
Steel trellis frame designed for rigidity and handling.
Oil Change Interval:
Every 6,000 miles (10,000 km) or 12 months, whichever comes first (refer to manual for exact recommendation).
Valve Clearance Check:
Every 12,000 miles (20,000 km) (refer to manual for exact recommendation).
Chain Adjustment Lubrication:
Regularly, approximately every 1,000-1,500 miles (1,600-2,400 km) or after wet riding.
Brake Fluid:
DOT 4 (refer to manual for specific type and DOT rating)
Coolant:
Ethylene glycol-based antifreeze with corrosion inhibitors (50% mix with distilled water recommended, refer to manual).
Fork Oil Type:
Suspension fluid (e.g., Showa SS-01 or equivalent, viscosity specified in manual)
Fork Oil Capacity:
Refer to manual for precise volume per fork leg.
Common Wear Items:
Clutch plates, brake pads, fork seals, wheel bearings.
Electrical Gremlins:
Potential for aging wiring harness issues, connector corrosion. Manual provides diagnostic steps.
Engine Performance:
Carburetor synchronization and jetting can be sensitive to altitude and modifications. Manual covers detailed procedures.
Cooling System:
Check for leaks at hoses and radiator. Thermostat can occasionally fail. Manual details testing.
Manufacturer Origin:
United Kingdom
Triumph Motorcycles Legacy:
Long history dating back to 1902, known for iconic models and performance.
Predecessor:
Triumph Trident, earlier Hinckley triples.
Key Innovations Era:
Development of the Hinckley T300 platform, establishing Triumph's modern identity.
Manufacturing Location:
Hinckley, Leicestershire, England
Production Period:
The T300 series, including the Speed Triple 900, was produced in the mid-1990s.
