Basic Information Identification Make: Suzuki Model: LT250R (LT-250R) Model Codes: LT250R, LT250RJ, LT250RK, LT250RL, LT250RM, LT250RN Vehicle Type: All-Terrain Vehicle (ATV) Powertrain Layout: 2-stroke Generation Generation: First Generation (1985-1992) Introduction Market Position Positioning: Essential resource for owners and mechanics of the 1987-1992 Suzuki LT250R ATV, providing factory-level repair information. Competitive Analysis Uniqueness: Identical to store-bought repair books, offering comprehensive coverage for a specific generation of a popular sport ATV. Key Features Features: Instant download, comprehensive coverage, detailed illustrations, step-by-step instructions, model-specific accuracy. Manual Details Coverage Areas Coverage Years: 1987, 1988, 1989, 1990, 1991, 1992 Specific Models Covered: LT250R, LT250RJ, LT250RK, LT250RL, LT250RM, LT250RN Page Count Estimated Page Count: Estimated 300-500 pages (typical for comprehensive repair manuals of this era) Manual Type Manual Type: Repair Manual Purpose: Maintenance, Troubleshooting, Repair, Disassembly, Reassembly, Engine Overhaul Language Language: English Format Format: Instant Downloadable PDF Manual Coverage Systems Covered Systems: Precautions, General Information, Engine, Fuel System, Electrical System, Starting System, Exhaust System, Suspension, Driveline & Axle, Brake System, Transmission & Transaxle, Steering, Body & Accessories, Wiring, Troubleshooting Engine Detailed: Engine specifications, disassembly, assembly, lubrication, cooling system, valve (reed valve) inspection and replacement, top-end rebuilds. Fuel System Detailed: Carburetor (Mikuni VM34SS) disassembly, cleaning, adjustment, jetting, fuel pump operation, fuel tank service. Electrical System Detailed: Ignition system (CDI), lighting, charging system (stator, regulator/rectifier), battery maintenance, troubleshooting electrical faults. Suspension Detailed: Front and rear suspension system inspection, adjustment, seal replacement, shock absorber service, A-arm bearing maintenance. Driveline Axle Detailed: Chain and sprocket inspection, adjustment, and replacement, rear axle bearing maintenance. Brake System Detailed: Hydraulic brake system service, caliper overhaul, brake pad replacement, brake fluid bleeding, rotor inspection. Transmission Transaxle Detailed: Transmission disassembly, inspection of gears and shift forks, clutch assembly service, clutch cable adjustment. Steering Detailed: Steering stem bearing inspection and replacement, tie rod end maintenance, handlebar and control lever adjustments. Body Accessories Detailed: Body panel removal and installation, seat service, fender maintenance, plastic component care. Wiring Detailed: Complete wiring diagrams, troubleshooting electrical circuits, component location. Troubleshooting Detailed: Diagnostic procedures for common problems related to starting, engine performance, electrical systems, and more. Procedures Included Procedures: Step-by-step repair instructions, disassembly and reassembly procedures, engine overhauls, troubleshooting guides, maintenance procedures Technical Depth Depth: Comprehensive (covers all aspects of maintenance and repair, including detailed engine work) Visual Aids: Pictures, illustrations, and diagrams Manual Specifications File Format File Type: PDF Print Quality Quality: High resolution, suitable for printing Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) Engine Specifications Primary Engine Engine Type: 2-stroke, single-cylinder Bore X Stroke: 66.0 mm x 72.0 mm (typical for this model) Displacement: 249 cc (typical for this model) Cooling System: Liquid-cooled Performance Horsepower: Approximately 30-35 HP (varies by year and tuning) Torque: Not explicitly stated in product info, but significant low-end torque typical for this engine configuration. Fuel System Carburetor: Mikuni VM34SS (typical for this model) Fuel Type: Unleaded gasoline (pre-mix or with oil injection system, depending on specific model variation and manual details) Engine Components Reed Valve System: Yes (standard for 2-stroke performance engines) Transmission Standard Transmission Type: 6-speed manual sequential Clutch Type: Wet multi-plate Features Final Drive: Chain drive Dimensions Exterior Length: Varies slightly by year, generally around 70-72 inches (1778-1829 mm) Width: Varies slightly by year, generally around 46-48 inches (1168-1219 mm) Height: Varies slightly by year, generally around 43-45 inches (1092-1143 mm) Weights Dry Weight: Approximately 340-360 lbs (154-163 kg) Safety Features Ratings Atv Safety Standards: Refer to manual for specific safety precautions and riding recommendations. Active Features Braking System: Hydraulic disc brakes (front and rear) Passive Features Frame Construction: Steel frame (typically tubular) Technology Features Infotainment Infotainment System: N/A (Basic, performance-oriented ATV of its era) Driver Assistance Driver Assistance Features: N/A Connectivity Connectivity Features: N/A Maintenance Service Intervals Oil Change Interval: Refer to manual for specific recommendations (typically every 20-40 operating hours or annually). Air Filter Cleaning: Frequent cleaning recommended, especially in dusty conditions. Manual will detail interval. Fluid Specifications Engine Oil Type: Refer to manual for specific grade (e.g., SAE 10W-40, JASO FD certified 2-stroke oil for pre-mix if applicable). Transmission Oil Type: Refer to manual for specific grade and capacity (often dedicated transmission fluid or SAE 80W-90 gear oil). Coolant Type: Refer to manual for specific antifreeze/coolant mixture. Known Issues Common Wear Items: Clutch plates, piston rings, seals, bearings, carburetor jets, brake pads, chain and sprockets. Carburetor Tuning: Tuning can be sensitive to altitude and modifications; manual provides baseline settings. 2-Stroke Specific Maintenance: Proper fuel/oil mixture, decarbonization of exhaust and piston crown are crucial for longevity. Vehicle History Brand Heritage Suzuki Atv Legacy: Suzuki has a long and successful history in ATV manufacturing, with the LT250R being a significant model in the sport ATV segment. Model Evolution Lt250R Development: The LT250R was introduced as a high-performance sport ATV, evolving from earlier models and setting benchmarks...