Target Audience:
Suzuki GS450/GS450L owners and independent repair shops seeking professional-level technical documentation.
Segment:
Entry-level to mid-range performance motorcycle of its time, popular for its reliable V-twin engine and shaft drive.
Advantage Over Alternatives:
Provides comprehensive, factory-level information directly comparable to manuals used by authorized service centers, offering a complete and intact resource in a convenient digital format.
Highlighted Features:
Complete and intact information, access to the most comprehensive diagnostic, repair, and maintenance information, hundreds of pages of diagrams and detailed information, troubleshooting and electrical service procedures with wiring diagrams.
Covered Systems:
General Information, Fuel System, Cooling System, Engine Top End, Clutch, Engine Lubrication System, Crankshaft/Transmission, Wheels/Tires, Final Drive, Brakes, Suspension, Steering, Frame, Electrical System, Troubleshooting, Wiring Diagrams
Engine Top End Details:
Cylinder head, valves, camshafts, valve timing, piston, rings, connecting rods.
Crankshaft Transmission Details:
Crankshaft, gearbox, gear selection, bearings, seals, transmission shafts.
Electrical System Details:
Ignition system, charging system (alternator/stator, regulator/rectifier), lighting, starting system (starter motor, solenoid), switches, fuses, wiring diagrams.
Fuel System Details:
Carburetors (cleaning, adjustment, synchronization), fuel pump, fuel lines, fuel tank, petcock.
Frame And Suspension Details:
Frame inspection, headstock bearings, swingarm, front forks, rear shock absorbers.
Included Procedures:
Service, Maintenance, Troubleshooting, Repair, Disassembly, Assembly, Cleaning, Reinstallation, Diagnostics, Specific Vehicle/Equipment Repair
Engine Rebuild Procedures:
Complete disassembly, inspection, cleaning, measurement, and reassembly of engine components.
Suspension And Steering Procedures:
Front fork overhaul (seals, oil), rear shock absorber inspection and replacement, steering head bearing adjustment and replacement.
Wheel And Tire Procedures:
Tire replacement, wheel balancing, spoke tension adjustment (if applicable), hub maintenance.
Brake System Procedures:
Brake pad replacement, caliper overhaul, brake line inspection and replacement, brake fluid bleeding, master cylinder inspection.
Depth:
Professional technician level, including detailed substeps, critical specifications, diagrams, illustrations, photos, enlarged insets, and troubleshooting/electrical service procedures.
Diagnostic Capabilities:
Detailed troubleshooting guides for identifying and resolving common and uncommon faults across all major systems, including specific diagnostic procedures for electrical issues.
Component Identification:
Detailed diagrams with part callouts and exploded views for accurate identification and assembly.
Engine Type:
4-stroke, DOHC, Air-cooled V-twin
Engine Displacement:
448cc (approx.)
Engine Configuration:
V-twin
Cooling Method:
Air-cooled
Bore X Stroke:
53.0 mm x 50.6 mm (typical for GS450 range, specific to engine variant not detailed in product info)
Compression Ratio:
9.2:1 (typical for GS450 range, specific to engine variant not detailed in product info)
Carburetion:
Dual Mikuni VM26SS carburetors (typical for GS450 range, specific to engine variant not detailed in product info)
Fuel Tank Capacity:
17 Liters (approx. for GS450L, specific to model variant not detailed in product info)
Oil Change Interval:
Typically every 3,000-5,000 km or annually (specific interval detailed in manual)
Spark Plug Replacement:
Every 6,000-8,000 km or as specified in manual
Valve Clearance Adjustment:
Typically every 10,000-12,000 km or as specified in manual
Engine Oil Type:
SAE 10W-40 API SE or SG (specific recommendations detailed in manual)
Engine Oil Capacity:
Approx. 2.4 Liters with filter change (specific capacity detailed in manual)
Transmission Oil Type:
API GL-4 or GL-5, SAE 75W-90 or 80W-90 (specific recommendations detailed in manual)
Final Drive Oil Type:
API GL-5, SAE 80W-90 (specific recommendations detailed in manual)
Common Wear Items:
Carburetor synchronization, fuel petcock leaks, clutch wear, swingarm bearing issues, electrical connections corrosion.
Preventative Maintenance Focus:
Regular cleaning and adjustment of carburetors, periodic checking of electrical connections, regular oil changes, and lubrication of moving parts.
