🏷️ Basic Information Identification Make: Suzuki Model: LT250R QUAD Model Nickname: QUAD Racer Vehicle Type: All-Terrain Vehicle (ATV) Year Range Covered: 1987-1992 Codes Chassis Code Common: RK0 👋 Introduction Market Position Target Audience: Owners, mechanics, and enthusiasts of the Suzuki LT250R QUAD Purpose: To provide complete repair, servicing, and maintenance information Competitive Analysis Value Proposition: Comprehensive, factory-level documentation at an affordable price with no expiration Key Features Content Focus: Detailed procedures, schematics, and specifications for all aspects of the vehicle 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Workshop Manual Language: English Format: PDF Download Availability: Instant Download Licensing: No Expiry Dates Additional Fees: No Extra Fees Manual Specifications File Format Quality: High-resolution PDF with searchable text Print Quality: Printable pages suitable for home or professional printing Binding Type: N/A (Digital Download) Paper Type: N/A (Digital Download) 📖 Manual Coverage Systems Covered Engine Overhaul: Complete engine disassembly, inspection, repair, and reassembly Cooling System: Radiator, coolant flow, fan operation, hoses, and thermostat Fuel System: Carburetor tuning and overhaul, fuel pump, fuel lines, and fuel tank Ignition System: CDI unit, ignition coil, spark plug, stator, and timing Transmission And Drivetrain: Gearbox disassembly, clutch service, drive chain maintenance, and axle repairs Suspension System: Front and rear suspension, shock absorbers, control arms, and linkage Braking System: Hydraulic brake system, front and rear calipers, master cylinders, brake lines, and pads Electrical System: Wiring diagrams, lighting, battery, charging system, and starter Frame And Bodywork: Frame inspection, body panel removal and installation, and plastics Procedures Included Routine Maintenance: Oil changes, filter replacements, chain adjustments, and general inspections Troubleshooting: Diagnostic charts and symptom-based troubleshooting for common issues Repair Procedures: Step-by-step instructions for component replacement and repair Technical Specifications: Torque values, clearances, fluid capacities, and electrical resistances Carburetor Rebuild: Detailed instructions for carburetor cleaning, adjustment, and part replacement Engine Rebuild: Piston replacement, ring gap adjustment, cylinder honing, and valve adjustments Suspension Tuning: Adjustments for preload, compression, and rebound damping Electrical Diagnostics: Testing of charging system, ignition system, and lighting circuits Technical Depth Depth Of Coverage: Comprehensive factory-level detail for all mechanical and electrical systems Rebuild Guidance: Suitable for full engine and transmission rebuilds Diagnostic Capability: Includes troubleshooting charts to identify and resolve common problems ⚙️ Engine Specifications Primary Engine Engine Type: 2-stroke, liquid-cooled, reed valve induction Displacement: 246 cc Bore X Stroke: 66.0 mm x 72.0 mm Compression Ratio: 7.7:1 Carburetor Model: Mikuni VM28SS Performance Horsepower Estimate: ~30-35 HP (estimated) Torque Estimate: ~25-28 lb-ft (estimated) Fuel System Fuel Type: Unleaded gasoline (90 octane or higher recommended) Fuel Mix Ratio: 50:1 (2-stroke oil to gasoline) Fuel Tank Capacity: 2.9 US gal (11 L) 🔧 Transmission Standard Transmission Type: 6-speed manual constant mesh Clutch Type: Wet, multi-plate Features Final Drive: O-ring sealed chain, drive sprocket, rear sprocket Gear Ratios: Specific ratios provided in manual (e.g., 1st: 2.833, 2nd: 2.063, etc.) Fluid Requirements Transmission Oil Type: SAE 80W API GL-4 hypoid gear oil Transmission Oil Capacity: 0.75 US qt (0.7 L) 📐 Dimensions Exterior Overall Length: 72.0 in (1829 mm) Overall Width: 45.1 in (1145 mm) Overall Height: 41.7 in (1059 mm) Wheelbase: 50.0 in (1270 mm) Ground Clearance: 7.1 in (180 mm) Weights Dry Weight: 357 lbs (162 kg) Gross Vehicle Weight Rating Gvwr: N/A (ATV specification) 🛡️ Safety Features Ratings Safety Certification: Designed for off-road use, adherence to applicable ANSI/SVIA standards Active Features Braking System Type: Hydraulic disc brakes, front and rear Throttle Limiter: Thumb throttle with safety lever Passive Features Hand Guard Design: Integrated hand guards Footwells: Wide, non-slip footwells 💡 Technology Features Infotainment Instrumentation: Basic analog speedometer, tachometer, and warning lights (oil, neutral). Driver Assistance Atv Specific Features: Focus on mechanical and powertrain technology; no electronic driver assistance systems. Connectivity Connectivity Options: N/A 🔧 Maintenance Service Intervals Engine Oil Change: Every 20 hours or 6 months (whichever comes first) Air Filter Cleaning: Every 10 hours or as needed based on conditions Spark Plug Inspection: Every 20 hours or 6 months Chain Lubrication Adjustment: Every 10 hours or after heavy use Fluid Specifications Engine Oil Type 2Stroke: High-quality 2-stroke synthetic or semi-synthetic oil, specifically for air-cooled engines (e.g., Suzuki Performance 2T, Yamalube 2R, or equivalent) Brake Fluid Type: DOT 3 or DOT 4 hydraulic brake fluid Coolant Type: Ethylene glycol-based antifreeze/coolant (50/50 mixture with distilled water) Known Issues Carburetor Clogging: Common due to fuel residue; requires regular cleaning and proper fuel storage. Clutch Wear: Can occur with aggressive riding; clutch plates may require replacement. Suspension Seals: Leaking fork seals or rear shock seals can occur with age and use. Power Valve Sticking: 2-stroke power valves can carbon up and stick, affecting engine performance. Electrical Connector Corrosion: Especially in humid environments, connectors can corrode, causing intermittent issues. 📚 Vehicle History Brand Heritage Suzuki Atv Legacy: Suzuki has a long history of innovation in motorsport and ATV development. Model...