Segment:
Middleweight naked sportbike / sport-touring motorcycle
Target Audience:
Riders seeking a versatile, reliable, and performance-oriented motorcycle for commuting, touring, and general sport riding.
Competitors 2005:
Yamaha FZ6, Kawasaki Z750, Honda CB600F Hornet, Triumph Speed Four.
Engine Layout:
Inline-four cylinder
Engine Cooling:
Liquid-cooled
Styling:
Naked (GSF650) or half-faired (GSF650S) options for aerodynamic protection and styling.
Value Proposition:
Empowers owners and technicians to perform a wide range of maintenance and repair tasks, extending the lifespan and preserving the performance of the GSF650.
Utility:
Essential for DIY mechanics and a valuable reference for professional shops.
Primary Coverage:
Complete mechanical and electrical service, repair, and maintenance for the 2005 Suzuki GSF650 and GSF650S Bandit models.
Secondary Coverage:
Troubleshooting, diagnostics, specifications, wiring diagrams, and component removal/installation procedures.
Estimated Page Count:
400+
Type:
Service and Repair Manual
Engine Mechanical:
Disassembly, inspection, assembly, valve adjustment, piston/cylinder, crankshaft, camshafts, timing chain, oil pump, cooling system.
Fuel System:
Carburetor (likely Keihin CVKD) servicing, jetting, float height, fuel pump, fuel lines, fuel tank inspection.
Ignition System:
Ignition timing, spark plugs, ignition coils, CDI unit, troubleshooting ignition faults.
Transmission And Drivetrain:
Clutch operation and adjustment, gear shifting mechanism, gearbox internal inspection and repair, final drive (chain and sprockets).
Brakes:
Front and rear brake system inspection, pad replacement, caliper servicing, master cylinder overhaul, brake fluid bleeding, disc inspection.
Suspension:
Front fork servicing (oil change, seal replacement, spring inspection), rear shock absorber inspection and replacement, linkage servicing.
Steering:
Handlebar removal/installation, steering head bearing inspection and adjustment.
Electrical System:
Wiring diagrams, battery maintenance, starter motor, charging system (alternator/stator), lighting, instrumentation, horn, fuses.
Bodywork And Frame:
Fairing removal and installation, seat, fuel tank, fender, and minor chassis component servicing.
Routine Maintenance:
Oil changes, filter replacements, chain lubrication and adjustment, tire pressure checks, spark plug replacement, air filter cleaning/replacement.
Troubleshooting:
Diagnostic procedures for common starting, running, and electrical issues with symptom-based guides.
Component Rebuild:
Detailed instructions for rebuilding carburetors, brake calipers, master cylinders, and potentially engine components like the oil pump.
Adjustment Procedures:
Carburetor synchronization, throttle cable adjustment, clutch cable adjustment, idle speed adjustment.
Torque Specifications:
All critical fasteners with specific torque values for engine, chassis, and suspension components.
Depth:
Comprehensive, covering everything from basic owner-level maintenance to advanced internal engine and transmission repairs, and electrical system diagnostics.
Engine Type:
Four-stroke, DOHC, inline-four cylinder
Bore X Stroke:
72.0 mm x 64.4 mm
Compression Ratio:
10.0:1
Horsepower Est:
76 hp @ 9200 rpm (approximate, may vary by market/tuning)
Torque Est:
62 Nm @ 7300 rpm (approximate, may vary by market/tuning)
Carburetion:
4 x Keihin CVKD32 carburetors
Fuel Tank Capacity:
20.0 Liters (5.3 US gal)
Coolant Type:
Ethylene Glycol based antifreeze coolant (e.g., Suzuki Genuine Coolant or equivalent)
Oil Type:
SAE 10W-40 API SG or higher, JASO MA
Oil Capacity W Filter:
3.5 Liters (3.7 US qt)
Ignition System:
Electronic ignition (CDI)
Spark Plug Type:
NGK CR9E / DENSO U27ETR (check manual for specific model)
Transmission Type:
Constant mesh 6-speed sequential
Clutch Type:
Wet, multiple-disc, cable operated
Final Drive:
RK chain, 525 Pitch, 112 links (check manual for exact count); Front sprocket 17T, Rear sprocket 43T (typical)
Transmission Oil Type:
SAE 80W API GL-1 or GL-4 gear oil (check manual for exact specification and capacity)
Safety Rating:
N/A (Motorcycles are not typically rated by organizations like NHTSA or Euro NCAP).
Braking System:
Front: Dual 310mm discs, 4-piston calipers. Rear: Single 260mm disc, 2-piston caliper. (ABS optional on some markets/variants, not standard).
Lighting:
Halogen headlight, LED taillight (typical), incandescent turn signals.
Instrument Cluster:
Analog tachometer, digital speedometer, odometer, trip meters, fuel gauge, clock, coolant temperature warning light.
ABS:
Optional ABS was available in certain markets, but not standard on all 2005 models.
Connectivity Features:
N/A (Motorcycle of this era does not feature modern connectivity suites).
First Service:
1000 km (600 miles) or 1 month (whichever comes first) - Includes oil change, filter check, chain adjustment, general inspection.
Subsequent Oil Change:
Every 6000 km (3750 miles) or 6 months.
Valve Clearance Check:
Every 12000 km (7500 miles) or 12 months.
Spark Plug Replacement:
Every 12000 km (7500 miles) or 12 months.
Brake Fluid:
DOT 4 (refer to manual for specific grade and replacement interval).
Coolant:
Suzuki Genuine Coolant or equivalent (50/50 mix with distilled water).
Carburetor Issues:
Can be prone to carburetor synchronization drift over time, requiring periodic adjustment for smooth running.
Clutch Slippage:
Can occur with high mileage or aggressive riding if clutch plates are worn or adjustment is incorrect.
Fuel Delivery:
Clogged fuel filters or issues with the petcock can affect fuel delivery, especially on older models.
Manufacturer:
Suzuki Motor Corporation is a Japanese multinational corporation renowned for its range of automobiles, motorcycles, and marine engines.
Predecessor:
The GSF650 is an evolution of the popular Bandit series, tracing its lineage back to the original GSF400 and GSF600 models, offering an updated chassis and larger displacement engine for improved performance and torque.
Manufacturing Location:
Japan (primary production for global markets)
Model Generation:
The GSF650 (first generation) ran from 2005 to 2006, followed by an updated version (often referred to as the GSF650K7 onwards) with fuel injection.
