Segment:
Naked sport-touring motorcycle, known for its powerful engine and versatile performance.
Competitors:
Competed against other large-displacement naked bikes and sport-tourers of the era, such as Yamaha FZS1000 Fazer, Kawasaki ZRX1200R.
Engine Character:
Torquey inline-four engine, known for strong low-to-mid range power delivery.
Handling:
Sporty yet comfortable chassis, suitable for both commuting and longer journeys.
Design Philosophy:
Emphasis on accessible power and reliable performance, often referred to as the 'Bandit' in Suzuki's lineup.
Primary Coverage:
Suzuki GSF1200K1 (2001 Model Year)
Related Models Covered:
Likely includes information applicable to GSF1200 models from adjacent years (e.g., 2000, 2002) due to platform consistency.
Estimated Pages:
High volume, typically 300-600 pages for a comprehensive service manual of this era and complexity.
Type:
Service Repair Manual
Engine:
Full engine overhaul, internal components, lubrication, cooling, ignition system, starting system.
Fuel System:
Carburetor system (Mikuni BSF40), fuel tank, fuel pump (if applicable), fuel lines, fuel filter.
Transmission:
Gearbox operation, clutch system, shift mechanism, transmission lubrication.
Suspension:
Front telescopic forks (oil type, damping adjustment), rear monoshock absorber (preload, rebound adjustment), linkage system.
Brakes:
Front and rear hydraulic disc brakes, caliper service, master cylinder overhaul, brake fluid specifications and bleeding procedures.
Electrical System:
Battery, charging system (alternator, regulator/rectifier), lighting, ignition coils, starter motor, wiring diagrams, fuses, relays.
Chassis And Bodywork:
Frame inspection, body panels, fairings, seats, handlebars, footpegs, exhaust system.
Routine Maintenance:
Oil changes, filter replacement, spark plug checks/replacement, chain adjustment, brake fluid flush, coolant checks.
Troubleshooting:
Systematic diagnostic procedures for common and uncommon issues, fault codes (if applicable), circuit testing.
Component Overhaul:
Detailed step-by-step instructions for disassembling, inspecting, repairing, and reassembling major components like engine, gearbox, forks, and brake calipers.
Wiring Diagrams:
Comprehensive electrical schematics for fault finding and component identification.
Torque Specifications:
Precise torque values for critical fasteners across all systems.
Suspension Adjustment:
Instructions for adjusting front fork preload (if applicable) and rear shock preload and rebound damping.
Wheel And Tire:
Tire pressure specifications, wheel bearing inspection, rim runout checks, and wheel removal/installation.
Depth:
Comprehensive, covering everything from basic adjustments to full engine and transmission rebuilds. Includes diagnostic procedures and specifications for professional-level repair.
Type:
1157cc, Air/Oil Cooled, DOHC, Inline-Four Cylinder
Bore X Stroke:
79.0 mm x 58.0 mm
Horsepower Estimate:
Approx. 98-105 HP (at crankshaft), depending on market and tuning.
Torque Estimate:
Approx. 105-110 Nm (at crankshaft).
Carburetors:
Four Mikuni BSF40 40mm flat-slide carburetors
Fuel Delivery:
Gravity feed from fuel tank, potentially with a diaphragm fuel pump on some variants.
System:
Wet sump with oil cooler
System:
Electronic ignition (Transistorized ignition)
Type:
Air/Oil Cooled (Oil cooler integrated into the engine block for enhanced cooling)
Certification:
Compliant with relevant market safety standards for motorcycles of its era (e.g., DOT, ECE).
Braking System:
Dual 310mm hydraulic discs front, single 260mm hydraulic disc rear.
Lighting:
Halogen headlight, LED taillight, standard turn signals.
Oil Change:
Every 6,000 km (3,700 miles) or 12 months, whichever comes first. Check manual for specific conditions.
Valve Clearance:
Every 12,000 km (7,500 miles) or 24 months. Critical for engine performance and longevity.
Spark Plugs:
Inspect every 6,000 km (3,700 miles), replace as needed. Refer to manual for correct type and gap.
Chain Lubrication And Adjustment:
Check and lubricate every 1,000 km (600 miles) or after riding in wet conditions. Adjust slack as per manual.
Engine Oil:
SAE 10W-40 API SG or SH, JASO MA certified. Capacity approx. 3.5-3.8 liters with filter change. Check manual for exact capacity and type.
Brake Fluid:
DOT 3 or DOT 4. Replace every 2 years or as specified.
Fork Oil:
Suzuki Fork Oil SS-02 (or equivalent SAE 10W-SE). Capacity approx. 545-555 ml per fork leg. Check manual for exact quantity and level.
Cam Chain Tensioner:
Can become noisy over time, requiring replacement of the automatic cam chain tensioner (CCT) with an aftermarket manual unit or a revised OEM part.
Stator Failure:
Some models can experience stator failures, leading to charging system issues. Regular checks of battery voltage are recommended.
Carburetor Sync:
Carburetors may require periodic synchronization to ensure smooth engine operation and optimal performance.
Legacy:
Suzuki has a long history of producing powerful and reliable motorcycles, particularly in the sport and sport-touring segments.
Gsf Lineage:
The GSF series, including the Bandit, has been a mainstay for Suzuki, evolving from smaller displacements to the powerful 1200cc model, focusing on usable torque and everyday performance.
Era:
The GSF1200K1 represents a refinement of the Bandit platform, building upon earlier iterations and incorporating updates for the 2001 model year.
