🏷️ Basic Information Identification Make: Kymco Model: KXR 90 Mongoose Codes Product Code: KXR50/90 # 1 👋 Introduction Market Position Target Audience: Kymco KXR 50/90 Mongoose owners seeking to perform maintenance and repairs themselves User Benefit: Save money on repair bills and maintain vehicle's pristine condition. Competitive Analysis Value Proposition: Cost savings on repairs, empowerment of owner to maintain vehicle, comprehensive resource Key Features Content Highlights: Step-by-step instructions, exploded pictures, covers entire vehicle Resource Type: The ONLY Workshop Service Manual You Will Ever Need 📋 Manual Details Coverage Areas Coverage: Entire vehicle from start to finish Page Count Estimated Pages: Comprehensive (specific count not provided, but implied to be extensive) Manual Type Type: Workshop Service & Repair Manual Language Language: English Readability: Easy to use, designed for clarity. Format Format: PDF (Digital Download) Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Engine: Detailed overhaul, tuning, diagnostics Gearbox Clutch: Service, repair, adjustment Cooling System: Maintenance, component testing, fluid checks Fuel System: Carburetor adjustment, fuel delivery, filter replacement Braking System: Hydraulic system maintenance, pad/shoe replacement, bleeding procedures Suspension: Front fork service, rear shock absorber, linkage maintenance Electrical System: Wiring diagrams, component testing, battery, lighting, ignition Body Fixtures: Panel removal/installation, seat, handlebars, controls Exhaust System: Component inspection, gasket replacement Wheels Tyres: Tyre pressure, removal/installation, wheel bearing service Technical Information: General technical data and specifications Chassis: Frame, steering components, and general chassis integrity. Procedures Included Maintenance: Routine service, pre-ride inspections, lubrication Repair: Step-by-step repair instructions for all major components Troubleshooting: Diagnostic guides for common problems and solutions Assembly Disassembly: Detailed procedures for component removal and reassembly with exploded diagrams Technical Depth Depth: Professional mechanic level, including exploded views and detailed illustrations Diagnostic Capabilities: Includes troubleshooting guides for identifying and rectifying common issues. 📊 Manual Specifications File Format Format: PDF Searchability: Likely searchable if the PDF is text-based, enhancing ease of use. Print Quality Printability: Printable on demand, re-printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type 50: Likely air-cooled, 2-stroke, single-cylinder (common for this class) Engine Type 90: Likely air-cooled, 2-stroke, single-cylinder (enlarged displacement from 50cc model) Engine Design: 2-stroke, single-cylinder, air-cooled Performance Horsepower Estimated 50: Approx. 4-6 HP (typical for 50cc class) Horsepower Estimated 90: Approx. 6-8 HP (typical for 90cc class) Fuel System Fuel Delivery Type: Carburetor (specific model to be detailed in manual) 🔧 Transmission Standard Transmission Type: Automatic (CVT - Continuously Variable Transmission) Features Clutch Type: Centrifugal automatic clutch 📐 Dimensions Exterior Vehicle Type: ATV (All-Terrain Vehicle) / Quad Bike Weights Dry Weight Estimation 50: Approx. 70-80 kg (typical for 50cc class) Dry Weight Estimation 90: Approx. 75-85 kg (typical for 90cc class) 🛡️ Safety Features Ratings Safety Focus: Manual likely details proper operation and maintenance for safe usage Active Features Braking System Type: Front and rear drum brakes or disc brakes (specifics in manual) 💡 Technology Features Infotainment Features: Basic, focused on functional controls (e.g., throttle, brakes, lights); no advanced infotainment systems. Driver Assistance Features: Limited to mechanical components and proper maintenance for safe operation. Connectivity Features: None 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 50-100 hours of operation or annually (specifics in manual) Spark Plug Maintenance: Inspection and replacement at regular intervals (detailed in manual) Air Filter Maintenance: Cleaning or replacement as per operating conditions (detailed in manual) Transmission Oil Check: Regular inspection of transmission fluid level and condition. Fluid Specifications Engine Oil Type: Likely SAE 10W-40 or 20W-50, API SG or higher (specific viscosity and API rating in manual) Gear Oil Type: Specific gear oil for transmission/final drive (detailed in manual) Brake Fluid Type: DOT 3 or DOT 4 (if hydraulic brakes are equipped, specified in manual) Known Issues Common Wear Items: Brake pads/shoes, tires, drive belt (CVT), spark plug, air filter, battery Carburetor Performance: Can be susceptible to clogging if fuel is not fresh or if stored improperly; requires periodic cleaning/adjustment. Electrical Connections: Corrosion or loose connections can lead to intermittent electrical issues, especially in off-road environments. 📚 Vehicle History Brand Heritage Manufacturer: Kymco (Kwang Yang Motor Co., Ltd.) - Taiwanese manufacturer known for scooters and ATVs Model Evolution Model Lineage: The KXR series is Kymco's line of sport/recreational ATVs, with 50cc and 90cc variants catering to younger riders or smaller enthusiasts. Production Production Period Estimation: KXR models have been in production for a significant period, with likely updates throughout the years. Specific year coverage for this manual is not explicitly stated but implies broad applicability to the KXR 50/90 platform.