Model Variants:
GSF1250, GSF1250S, GSF1250A, GSF1250SA
Generation Designation:
First Generation (Bandit 1250)
Chassis Codes:
GSF1250 (2008), GSF1250S (2008), GSF1250A (2008), GSF1250S K9 (2009), GSF1250SA K9 (2009)
Category:
Naked/Sport-Touring Motorcycle
Target Audience:
Riders seeking a powerful, versatile, and reliable motorcycle for commuting, touring, and spirited riding, with a focus on DIY maintenance and repair.
Key Competitors:
Yamaha FZ1, Kawasaki Z1000, Honda CB1000R (though the GSF1250 often offered a more relaxed, torquey riding experience).
Bike Key Features:
Torquey inline-four engine, comfortable ergonomics, versatile chassis, ABS availability (on 'A' and 'SA' models).
Cost Saving Potential:
Enables owners to perform their own maintenance and repairs, significantly reducing dealership service costs.
Covered Models:
Suzuki GSF1250 (2008), Suzuki GSF1250S (2008), Suzuki GSF1250A (2008), Suzuki GSF1250S K9 (2009), Suzuki GSF1250SA K9 (2009)
Included Sections List:
Precautions, General Information, Engine, Suspension, Driveline/Axle, Brake, Transmission/Transaxle, Steering, Body and Accessories
Estimated Page Count:
Likely 300-500 pages (typical for a comprehensive factory service manual of this type)
Type:
Factory Service Repair Manual
Digital Delivery:
Instant Download
Major Systems:
Engine, Transmission/Transaxle, Driveline/Axle, Suspension, Steering, Brakes, Body and Accessories, Electrical System (implied by typical coverage), Cooling System, Fuel System, Exhaust System
Electrical System Coverage:
Includes wiring diagrams, component testing, ignition system, lighting, charging system, and troubleshooting of electrical faults.
Maintenance Procedures:
Scheduled maintenance, oil changes, filter replacements, fluid level checks, chain adjustment, brake pad inspection, valve clearance checks, spark plug replacement
Repair Procedures:
Engine disassembly and assembly, transmission overhaul, brake caliper servicing, suspension component replacement, steering head bearing service, electrical component diagnosis and repair, fuel injection system troubleshooting
Bodywork Procedures:
Fairing removal and installation, seat replacement, tank removal, accessory fitting instructions.
Diagnostic Capabilities:
Advanced diagnostics, troubleshooting guides, fault code interpretation (if applicable to the model's ECU)
Rebuild Guidance:
Comprehensive guidance for complete engine and transmission rebuilds
Torque Specifications:
Detailed torque values for all critical fasteners and engine components.
Troubleshooting Guides:
Systematic troubleshooting flowcharts and diagnostic procedures for common and uncommon problems.
Engine Type:
Liquid-cooled, four-stroke, DOHC, inline-four
Displacement:
1255 cc (1255 cubic centimeters)
Bore X Stroke:
79.0 mm x 64.0 mm
Horsepower Rating:
Approx. 98 PS (97 bhp / 72 kW) at 7,500 rpm (Europe/Japan spec, US spec slightly lower)
Torque Rating:
Approx. 108 Nm (80 lb-ft) at 6,500 rpm
Fuel Delivery:
Electronic Fuel Injection (Suzuki's SDTV - Suzuki Dual Throttle Valve system)
Fuel Type:
Unleaded gasoline
Ignition System:
Electronic ignition (Digital)
Oil Type:
API SG, SH, SJ, SL or higher, JASO MA
Oil Viscosity:
10W-40 is common; check manual for specific ambient temperature recommendations
Oil Capacity:
Approx. 3.5 liters (3.7 US qt) without filter change, 3.8 liters (4.0 US qt) with filter change. (Requires manual verification).
Overall Length:
Approx. 2,290 mm (90.2 in)
Overall Width:
Approx. 760 mm (29.9 in) for Naked, Approx. 795 mm (31.3 in) for S/SA variants
Overall Height:
Approx. 1,225 mm (48.2 in) for Naked, Approx. 1,230 mm (48.4 in) for S/SA variants
Dry Weight:
Approx. 225 kg (496 lbs)
Wet Weight:
Approx. 247 kg (545 lbs) (with all fluids)
Fuel Capacity:
20.0 liters (5.3 US gal)
ABS Availability:
Available on 'A' and 'SA' models (Anti-lock Braking System)
Braking System Front:
Dual hydraulic disc, 310 mm diameter, 4-piston calipers
Braking System Rear:
Single hydraulic disc, 260 mm diameter, 2-piston caliper
Lighting System:
Halogen headlight, LED taillight
Infotainment Features:
N/A (basic motorcycle instrumentation: speedometer, tachometer, fuel gauge, odometer, trip meters, clock, warning lights)
ABS:
Available on specific models (GSF1250A/SA) for enhanced braking safety.
Connectivity Features:
N/A
Oil Change Interval:
Every 6,000 km (3,700 miles) or 6 months, whichever comes first (check manual for specific conditions).
Chain Lubrication Interval:
Every 1,000 km (600 miles) or after washing/rain.
Valve Clearance Check Interval:
Every 24,000 km (15,000 miles) (Requires manual verification).
Coolant Type:
Suzuki Genuine Coolant or equivalent ethylene glycol-based coolant with distilled water (50/50 mix recommended)
Coolant Capacity:
Approx. 2.5 liters (2.6 US qt) (Requires manual verification).
Common Wear Items:
Clutch plates, chain and sprockets, brake pads, wheel bearings, fork seals.
Potential Faults:
Occasional issues with the fuel pump or regulator, though generally considered a robust platform.
Common Filter Part Numbers:
Oil Filter: 16510-07300 or equivalent (e.g., HF204). Air Filter and Spark Plugs would require specific part numbers found in the manual.