The Suzuki LT250R QUAD RACER is a high-performance sport All-Terrain Vehicle (ATV) renowned for its engineering and capabilities during the late 1980s and early 1990s. Produced between 1987 and 1992, this model was developed with a focus on speed, handling, and aggressive riding, often featuring advanced suspension and powerful two-stroke engines for its era. As a competitor in the sport ATV segment, it was designed for enthusiasts seeking a thrilling off-road experience, embodying Suzuki's heritage of performance-oriented ATV manufacturing. This comprehensive factory service and repair workshop manual provides essential information for the Suzuki LT250R QUAD RACER, covering the model years 1987 through 1992. It details all major systems, including engine overhaul, transmission maintenance, fuel and cooling systems, ignition, electrical components, suspension, brakes, steering, and bodywork. The manual offers routine maintenance procedures, in-depth repair instructions, troubleshooting guides, diagnostic procedures, and critical technical specifications, making it an indispensable resource for owners and technicians aiming to maintain, repair, and optimize the vehicle's performance. 🏷️ Basic Information Identification Make: Suzuki Model: LT250R QUAD RACER Model Nickname: QUAD RACER Vehicle Type: ATV (All-Terrain Vehicle) Product Name: Suzuki LT250R QUAD RACER Full Service & Repair Manual 1987-1992 PDF Download Codes Model Code Range Start: 1987 Model Code Range End: 1992 👋 Introduction Market Position Segment: High-performance sport ATV Era: Late 1980s / Early 1990s era of aggressive sport quad development Competitive Analysis Competitors: Honda TRX250R, Yamaha Warrior 250, Kawasaki Tecate 250 Key Features Performance Focus: Engineered for speed, handling, and aggressive riding Technical Innovation: Often featured advanced suspension and powerful two-stroke engines for its time Manual Purpose Utility: Essential for maintaining peak performance and addressing mechanical issues on this specialized vehicle 📋 Manual Details Coverage Areas Years Covered: 1987, 1988, 1989, 1990, 1991, 1992 Specific Models Covered: Suzuki LT250R QUAD RACER Page Count Estimated Page Count: High (Comprehensive factory documentation, likely 500+ pages, typical for full service manuals) Manual Type Type: Factory Service and Repair Workshop Manual Language Language: English Format Format: PDF Download Accessibility: Instant Download Licensing Fees: No Extra Fees Expiry: No Expiry Dates 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, rebuild, tuning, specifications, diagnostics Transmission: Clutch, gearbox, drive chain, final drive maintenance and repair Fuel System: Carburetor tuning, cleaning, rebuilding; fuel tank, lines, petcock Cooling System: Radiator, hoses, coolant flow, fan operation Ignition System: CDI, spark plug, coil, timing specifications Electrical System: Wiring diagrams, lighting, charging system, battery, starter Suspension: Front telescopic forks (including adjustment), rear mono-shock absorber (linkage, adjustment) Brakes: Front and rear hydraulic disc brake systems, calipers, master cylinders, fluid specifications Steering: Handlebars, steering stem, bearings, tie rods Frame And Bodywork: Chassis inspection, body panel removal and installation, plastics Wheels And Tires: Tire pressure, wheel bearing maintenance, rim specifications Procedures Included Maintenance: Routine service, lubrication, inspections, adjustments Repair: Component replacement, component repair, detailed step-by-step instructions Troubleshooting: Diagnostic charts, symptom-based problem solving, common fault identification Rebuilds: Full engine rebuild, transmission rebuild, suspension rebuild Diagnostics: Electrical system diagnostics, mechanical system diagnostics Specifications: Torque values, clearances, fluid capacities, electrical resistance Technical Depth Depth: Comprehensive factory-level detail, suitable for professional mechanics and experienced DIY enthusiasts 📊 Manual Specifications File Format Format: PDF Searchability: Likely text-searchable PDF for easy navigation Print Quality Quality: High-resolution scans of original factory documentation Printable: Yes, suitable for printing individual sections or the entire manual Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Type: 2-stroke, liquid-cooled, single-cylinder Displacement: 246 cc (246 cubic centimeters) Bore: 66.0 mm Stroke: 72.0 mm Compression Ratio: Typically around 7.0:1 (subject to specific year/variant, consult manual for exact figures) Performance Horsepower Estimate: Approx. 30-35 HP (peak, varies by model year and tuning, precise figures in manual) Torque Estimate: Approx. 20-24 lb-ft (precise figures in manual) Fuel System Carburetor: Mikuni VM Series (e.g., VM30SS or similar, specific size and type in manual) Fuel Type: Unleaded gasoline with 2-stroke oil pre-mix (specific ratio detailed in manual) Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) Cooling System Cooling Method: Liquid-cooled Lubrication System: Premix lubrication (oil mixed with fuel) 🔧 Transmission Standard Type: 6-speed manual transmission with clutch Drive Type: Shaft drive to rear axle (or chain drive depending on specific model variant, manual will clarify) Features Clutch Type: Wet, multi-plate clutch Gear Ratios: Specific ratios for each gear and final drive provided in manual Fluid Specifications Transmission Oil Type: Refer to manual for specific API GL-5 gear oil or Suzuki specific recommendations 📐 Dimensions Exterior Length: Varies slightly by year, approx. 1800-1850 mm Width: Varies slightly by year, approx. 1150-1170 mm Height: Varies slightly by year, approx. 1050-1100 mm Weights Dry Weight: Approx. 180-190 kg (highly dependent on specific model year and equipment) Curb Weight: Refer to manual for exact curb weight figures Fuel Capacity: Approx. 9.5 - 10.0 liters 🛡️ Safety Features Ratings Rating: ATVs are not typically...