🏷️ Basic Information Identification Make: Suzuki Model: GN250 Year: 1982, 1983 Vehicle Type: Motorcycle 👋 Introduction Market Position Model Positioning: The Suzuki GN250 was a popular entry-level to mid-range standard motorcycle, known for its reliability and ease of use. Competitive Analysis Competitors Era: Competed with other 250cc class motorcycles from manufacturers like Yamaha (e.g., XS250), Honda (e.g., CB250), and Kawasaki (e.g., KZ250) in the early to mid-1980s. Key Features Value Proposition: This manual offers comprehensive, professional-level repair and maintenance information, allowing owners to service their classic GN250 effectively. 📋 Manual Details Coverage Areas Manual Type: Workshop Service Repair Manual Language: English Format: PDF (Digital Download) Downloadable: Yes Requirements: PDF Reader Compatibility: Windows, Mac, Linux 📖 Manual Coverage Systems Covered Engine Mechanical: Full coverage including disassembly, inspection, assembly, and tuning. Engine Lubrication System: Detailed procedures for oil pump, oil filter, oil passages, and oil change intervals. Engine Cooling System: Information on air-cooled systems (if applicable for GN250), heat dissipation, and related components. Engine Control System: Coverage of ignition system, carburetor settings, and timing. Fuel System: Comprehensive details on fuel tank, fuel lines, fuel filter, and carburetor(s). Exhaust System: Information on exhaust pipes, mufflers, and emissions control (if applicable). Clutch: Detailed procedures for clutch operation, adjustment, and replacement (e.g., clutch plates, springs). Manual Transaxle: Complete coverage of gearbox components, shifting mechanisms, and maintenance. Front Axle: Information on front forks, steering head bearings, and wheel assembly. Rear Axle: Coverage of swingarm, rear suspension linkage, and drive sprocket/chain maintenance. Front Suspension: Detailed fork disassembly, oil change, seal replacement, and spring information. Rear Suspension: Information on shock absorbers, linkages, and bushings. Road Wheels And Tyres: Wheel bearing maintenance, tire pressure recommendations, and rim specifications. Brake System: Detailed coverage of front and rear brakes (likely drum or single disc), including pad/shoe replacement, fluid bleeding, and caliper/cylinder service. Parking Brake System: If applicable, procedures for parking brake mechanism. Brake Control System: Lever and pedal adjustment, cable routing and maintenance. Steering System: Steering head bearing adjustment, handlebar removal, and related components. Body Lock And Security System: Information on seat locks, ignition switch, and minor body panel fasteners. Glasses Window System And Mirrors: Windshield (if equipped), mirrors, and associated mounting hardware. Roof: Not applicable to this motorcycle model. Exterior And Interior: Body panels, fenders, fuel tank, seat, and trim. Instrumental Panel: Speedometer, tachometer, indicator lights, and their servicing. Seat: Seat removal, installation, and latch mechanism. Air Conditioner System: Not applicable to this motorcycle model. Wiring Diagrams: Detailed electrical schematics for all systems. Starting And Charging System: Battery, starter motor, alternator/generator, and regulator/rectifier testing and repair. Lighting System: Headlight, taillight, brake lights, turn signals, and dashboard illumination. Driver Information System: Indicator lights, warning signals, and gauges. Wiper Washer And Horn: Horn operation and electrical circuit. Body Control System: Relates to electrical controls for body components. Lan System: Not applicable to this motorcycle model. Audio Visual Navigation And Telephone System: Not applicable to this motorcycle model. Auto Cruise Control System: Not applicable to this motorcycle model. Power Supply Ground And Circuit Elements: Fuses, relays, wiring harnesses, and grounding points. Procedures Included Maintenance: Scheduled maintenance, lubrication, inspections, and fluid changes. Troubleshooting: Diagnostic procedures for common and uncommon issues across all systems. Repair: Step-by-step instructions for component disassembly, repair, and reassembly. Rebuilding: Comprehensive procedures for major component overhauls, particularly the engine. Refurbishment: Guidance on restoring components and systems to optimal condition. Restoration: Information to assist in bringing a vintage motorcycle back to original specifications. Technical Depth Depth: Covers all diagnostic and repair procedures in great detail, equivalent to professional technician knowledge. 📊 Manual Specifications File Format File Type: PDF Print Quality Image Quality: High quality photos, illustrations, and diagrams. Binding Type Binding: Not applicable (Digital Download) Paper Type Paper Type: Not applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, 2-valve, air-cooled Displacement: 249 cc (approximately) Bore X Stroke: Typical around 65.0 mm x 75.0 mm (specifics to be confirmed in manual) Performance Horsepower: Approximately 20-22 HP (specifics to be confirmed in manual) Torque: Approximately 18-20 Nm (specifics to be confirmed in manual) Fuel System Carburetor: Single Mikuni VM series (e.g., VM28SS or similar, specific model to be confirmed in manual) Fuel Delivery: Gravity feed from fuel tank. 🔧 Transmission Standard Transmission Type: 5-speed constant mesh manual Optional Optional Transmission: Not applicable (standard 5-speed manual only) Features Final Drive: Chain drive 📐 Dimensions Exterior Overall Length: Approx. 2100 mm (specifics to be confirmed in manual) Overall Width: Approx. 750 mm (specifics to be confirmed in manual) Overall Height: Approx. 1100 mm (specifics to be confirmed in manual) Weights Dry Weight: Approx. 143 kg (specifics to be confirmed in manual) Fuel Tank Capacity: Approx. 12 Liters (specifics to be confirmed in manual) 🛡️ Safety Features Ratings Safety Ratings: Not applicable (historical motorcycle model, no standardized ratings like modern cars) Active Features...