🏷️ Basic Information Identification Make: Kymco Model: Mongoose KXR 90/50 Model Number: LA20AB Vehicle Type: ATV (All-Terrain Vehicle) 👋 Introduction Market Position Vehicle Segment: Entry-level youth ATV segment, catering to beginner riders and younger enthusiasts. Competitive Analysis Key Competitors: Competes with similar offerings from brands like Yamaha (Grizzly 80/90), Honda (TRX90), and Polaris (Outlaw 90). Key Features Target Audience: Designed for recreational riding and learning essential ATV operation skills for younger riders. Manual Value Proposition: Provides professional-grade repair and maintenance information, mirroring dealer service manuals, enabling owners to perform extensive work themselves. 📋 Manual Details Coverage Manual Type: Service Manual / Workshop Manual Language: English Format: PDF Download Compatibility: All Versions of Windows & Mac Availability: Instant Download 📖 Manual Coverage Systems Covered General Information: Comprehensive overview of the vehicle, including identification, specifications, and safety precautions. Exhaust Muffler Frame Covers: Detailed procedures for inspection, removal, installation, and maintenance of exhaust components and body panels. Inspection Adjustment: Routine checks and adjustments for various vehicle systems to ensure optimal performance and safety. Lubrication System: Information on lubricant types, capacities, replacement intervals, and troubleshooting for the lubrication system. Engine Removal Installation: Step-by-step instructions for safely removing and reinstalling the engine unit. Cylinder Head Valves: Detailed procedures for cylinder head disassembly, valve inspection, adjustment, and reassembly. Cylinder Piston: Information on cylinder bore, piston inspection, ring replacement, and piston assembly. Drive Driven Pulleys Kick Starter: Procedures for servicing and repairing the CVT (Continuously Variable Transmission) system components, including pulleys and the kick starter mechanism. Final Reduction: Details on the final drive system, including gear inspection, lubrication, and seals. Ac Generator Starter Clutch: Servicing and troubleshooting for the electrical generating system and the starter clutch. Crankcase Crankshaft: Procedures for crankcase disassembly, crankshaft inspection, bearing replacement, and reassembly. Cooling System: Information on coolant types, capacities, flushing procedures, and troubleshooting for the cooling system. Fuel System Carburetor Fuel Pump Fuel Tank: Comprehensive coverage of fuel delivery, including carburetor adjustment and cleaning, fuel pump testing, and fuel tank maintenance. Steering Handlebar Front Wheel Front Brake Front Shock ABSorber Front Fork: Detailed procedures for steering system maintenance, front brake caliper and rotor service, and front suspension fork disassembly and repair. Rear Brake Rear Fork Rear Wheel Rear Shock ABSorber: Servicing of the rear braking system, rear swingarm inspection, rear wheel bearing maintenance, and rear shock absorber adjustments. Battery Charging System: Information on battery testing, charging procedures, and troubleshooting of the vehicle's charging system. Ignition System: Diagnosis and repair of the ignition system, including spark plug, coil, and CDI unit testing. Starting System: Troubleshooting and repair of the electric and kick start systems. Switches Horn Fuel Unit Thermo Static Switch Temperature Gauge Instruments Lights: Coverage of all electrical switches, accessories, sensors, instrumentation, and lighting systems. Procedures Included Routine Maintenance: Detailed schedules and procedures for oil changes, filter replacements, chain adjustment, brake checks, and other regular services. Troubleshooting: Systematic diagnostic guides for identifying and resolving common and uncommon vehicle issues. Repair Procedures: Step-by-step instructions for disassembly, repair, and reassembly of all major vehicle components. Technical Specifications: Inclusion of all critical specifications such as torque values, clearances, fluid capacities, and electrical parameters. Wiring Diagrams: Complete electrical wiring diagrams for easy troubleshooting and component identification. Technical Depth Depth Of Coverage: Complete workshop level, suitable for professional technicians and advanced DIY mechanics. Covers everything from basic adjustments to complete engine rebuilds. 📊 Manual Specifications File Attributes File Format: PDF Searchability: Likely searchable text within the PDF for efficient information retrieval. Print Quality: High-resolution, suitable for printing individual pages or the entire document. Binding Type: Not Applicable (Digital Download) Paper Type: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, four-stroke, single-cylinder engine (specific displacement dependent on 50cc or 90cc variant). Performance Estimated Horsepower: Approx. 5-8 HP for 90cc model (specific figures vary). Estimated Torque: Torque figures not explicitly provided but suitable for its class. Fuel System Carburetor Type: CVK Carburetor (specific model likely Mikuni or Keihin). Fuel Requirement: Unleaded gasoline Lubrication Oil Type: SAE 10W-40 or 20W-40 Motorcycle Specific Oil (API SG or higher recommended). Oil Capacity: Approx. 0.8-1.0 Liters (check manual for exact specification). 🔧 Transmission Standard Transmission Type: CVT (Continuously Variable Transmission) with automatic clutch. Features Drive Type: Shaft Drive Final Drive: Gear Reduction 📐 Dimensions Exterior Overall Length: Approximately 1450 mm (57.1 in) Overall Width: Approximately 880 mm (34.6 in) Overall Height: Approximately 920 mm (36.2 in) Weights Dry Weight: Approximately 90-100 kg (198-220 lbs) (check manual for exact specification). Ground Clearance: Approximately 100-120 mm (3.9-4.7 in) (check manual for exact specification). 🛡️ Safety Features Ratings Safety Certification: Designed to meet relevant ATV safety standards for its class. Active Features Brakes: Front and Rear Drum Brakes (some variants may have disc brakes). Lighting: Headlights, Taillight, and Brake Light. Passive Features Chassis Design: Sturdy frame construction with integrated footwells and...