Model:
GSF1250 / GSF1250S Bandit
Common Aliases:
Bandit 1250, Bandit 1250S
Vehicle Type:
Sport Touring Motorcycle
Generation Designation:
Second Generation (GSF1250)
Chassis Codes:
Likely to include variations like A2, A3, A4, A5, A6 depending on specific sub-models and market; primary code for the model range is GSF1250
Positioning:
The Suzuki GSF1250/GSF1250S Bandit series represented a significant evolution in the popular 'Bandit' line, offering a blend of potent power, comfortable ergonomics for sport touring, and a refined chassis. It was positioned as a versatile, large-displacement motorcycle suitable for commuting, long-distance touring, and spirited riding, often competing with other naked and faired sport-touring machines from Japanese manufacturers.
Key Competitors:
Kawasaki Z1000, Yamaha FZ1, Honda CB1000R, and potentially models from BMW (e.g., R1200R) and Triumph (e.g., Speed Triple) depending on market and specific configuration.
Distinctive Features:
Robust liquid-cooled inline-four engine derived from the GSX1250FA, fuel injection, comfortable rider triangle, accessible power delivery, reputation for reliability and durability.
Benefit To Owner:
Empowers owners and independent mechanics with factory-level information for accurate maintenance, diagnostics, and repairs, potentially saving significant costs over dealership servicing and ensuring the longevity and optimal performance of the motorcycle.
Model Years:
2007, 2008, 2009, 2010, 2011, 2012
Trim Levels Covered:
All Models/Engines/Trim/Transmissions Types, explicitly GSF1250 and GSF1250S
Estimated Pages:
Hundreds (specific number not provided, but typical for a comprehensive service manual)
Type:
Workshop Service Repair Manual
Source:
Original Factory Manual
Engine:
General Information, Fuel System, Cooling System, Engine Top End, Engine Lubrication System
Drivetrain:
Clutch, Engine Removal/Installation, Crankshaft/Transmission, Final Drive
Chassis:
Wheels/Tires, Brakes, Suspension, Steering, Frame
Electrical:
Electrical System, Wiring Diagrams
General:
General Information, Appendix
Maintenance:
Routine Maintenance, Service Intervals, Fluid Checks and Replacements
Troubleshooting:
Diagnostic Procedures, Common Issues, Fault Finding
Repair:
Disassembly, Assembly, Cleaning, Reinstallation, Step-by-step repair procedures
Diagnostics:
Comprehensive diagnostic information for all systems
Depth:
Professional-grade, suitable for local service/repair shops; covers everything from basic maintenance to complete rebuilds and advanced electrical diagnostics.
Engine Type:
Liquid-cooled, 4-stroke, DOHC, inline-four
Displacement:
1255 cc (1255cc)
Bore X Stroke:
79.0 mm x 64.0 mm
Horsepower Estimated:
Approximately 98-105 HP (at crankshaft, varies by market and tune)
Torque Estimated:
Approximately 108-115 Nm (at crankshaft, varies by market and tune)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded gasoline
Cooling Method:
Liquid-cooled
Lubrication Type:
Wet sump
Length Overall:
GSF1250: ~2130 mm; GSF1250S: ~2170 mm (Specifications can vary slightly by market and fairing)
Width Overall:
GSF1250: ~760 mm; GSF1250S: ~780 mm (Specifications can vary slightly by market and fairing)
Height Overall:
GSF1250: ~1085 mm; GSF1250S: ~1175 mm (Specifications can vary slightly by market and fairing, includes windscreen)
Dry Weight:
GSF1250: ~215 kg; GSF1250S: ~225 kg (Approximate, curb weight often quoted)
Curb Weight:
GSF1250: ~247 kg; GSF1250S: ~257 kg (Approximate, including all necessary fluids and a full tank of fuel)
Fuel Capacity:
20 Liters (5.3 US gallons)
Safety Certifications:
Meets or exceeds relevant national and international motorcycle safety standards for its production era.
Braking System:
Hydraulic disc brakes front and rear. Front typically dual discs; rear single disc. Some models may feature ABS as an option or standard.
Anti Lock Brakes:
Optional on many models of this generation; check specific market configurations.
Lighting:
Halogen headlights (dual on S model), LED taillight, incandescent turn signals.
Chassis Design:
Steel double-cradle frame designed for stability and rider comfort.
Infotainment System:
N/A. This era of motorcycle focused on core riding experience rather than advanced infotainment systems. Typically features analog tachometer, digital speedometer, gear position indicator, fuel gauge, and basic trip meters.
ABS Availability:
Available as an option on some models, providing an electronic safety net for braking.
Connectivity Features:
N/A. No integrated Bluetooth or smartphone connectivity.
Oil Change Interval:
Typically every 6,000 km (3,700 miles) or annually, whichever comes first (refer to manual for exact details).
Major Service Interval:
Often around 12,000 km (7,500 miles) or 24,000 km (15,000 miles) for valve clearance checks and other significant maintenance items (refer to manual).
Engine Oil Type:
Suzuki recommends specific JASO MA certified motorcycle engine oil. Viscosity typically 10W-40 or 20W-50 depending on ambient temperature. Consult manual for exact Suzuki specifications (e.g., Suzuki Performance Motor Oil).
Engine Oil Capacity:
Approximately 3.4 Liters (3.6 US qt) with oil filter change (verify with manual).
Coolant Type:
Permanent antifreeze/coolant, typically a 50/50 mixture of distilled water and a high-quality ethylene glycol-based coolant. Suzuki recommends specific coolant (refer to manual).
Brake Fluid Type:
DOT 4 recommended for hydraulic brake systems (refer to manual for specific Suzuki recommendations).
Clutch Fluid Type:
DOT 4 recommended for hydraulic clutch systems (refer to manual).
Common Wear Items:
Clutch plates (depending on riding style), chain and sprockets, brake pads, tires, fork seals.
Potential Electrical:
While generally reliable, electrical connections, stator, or rectifier can be points of failure over time, as with many motorcycles. The manual's electrical section would be crucial here.
Fuel System Maintenance:
Regular cleaning of fuel injectors or throttle bodies might be recommended by the manual for optimal performance and fuel efficiency, especially with modern fuel formulations.
Manufacturer History:
Suzuki Motor Corporation, a Japanese multinational corporation renowned for its wide range of products, including automobiles, motorcycles, marine engines, and ATVs. Suzuki has a long and storied history in motorcycle racing and production, known for innovation and reliability.
Bandit Lineage:
The GSF1250/S represents the evolution of Suzuki's successful 'Bandit' naked motorcycle lineage. It succeeded the GSF1200, incorporating fuel injection and a larger displacement engine for improved performance, emissions, and refinement. The 'S' variant typically featured a half-fairing for improved wind protection.
Production Period:
2007-2012 for this specific generation (GSF1250/S).
Manufacturing Locations:
Primarily manufactured in Japan, with components potentially sourced globally.
