🏷️ Basic Information

Make:

Kymco

Model:

Mongoose KXR 90 / KXR50 ATV

Product Type:

Workshop Service Repair Manual

👋 Introduction

Target Audience:

Do-it-yourselfers and experienced mechanics seeking official dealership-level repair information

Advantage:

Provides the same quality and detail as manuals used by local dealers, offering a cost-effective alternative for maintenance and repair.

Features:

Detailed illustrations, step-by-step instructions, troubleshooting guides, wiring diagrams, notes/cautions/warnings, printable pages, instant download.

📋 Manual Details

Covered Models:

Kymco Mongoose KXR 90, Kymco Mongoose KXR50 ATV (all styles)

Total Pages:

More than 300 pages

Type:

Workshop Service Repair Manual

Language:

English

File Format:

PDF

📖 Manual Coverage

Engine:

Detailed engine mechanical, engine coolant, engine control system, emission control systems

Drivetrain:

Drive shaft, drive belt, differential case assembly, manual transaxle system, manual transaxle oil, manual transaxle assembly, output shaft assembly

Cooling System:

Cooling system, cooling fan system, radiator assembly, heater radiator assembly, thermostat, water pump assembly

Braking System:

Brake system, brake pedal, brake master cylinder, brake fluid, brake booster, brake actuator, rear brake, front brake, parking brake, parking brake lever, parking brake cable

Steering Suspension:

Steering system, steering sensor, steering column, power steering, power steering link assembly, front suspension system, rear suspension system, rear suspension, wheel and tire system, tire & wheel, rear wheel alignment

Electrical Charging:

Charging system, ignition system, starter system, starter switch, starter assembly, lighting system, combination meter, horn, horn button assembly

Body Interior:

Body repair, instrument panel, interior rear view mirror assembly, outer rear view mirror assembly, sun roof system, sun roof, roof headlining, roof drip side finish moulding, roof antenna pole sub-assembly, windshield glass, rear door glass weatherstrip, rear door window frame moulding, seat, seat belt, seat belt warning system, seat belt, passenger air bag assembly, side air bag sensor assembly, center air bag sensor assembly, yaw rate sensor, supplemental restraint system, curtain shield air bag assembly

Fuel Exhaust:

Charcoal canister, fuel system (implied by engine control), emission control systems

Maintenance:

Regular maintenance procedures, fluid changes, filter replacements, lubrication

Troubleshooting:

Comprehensive troubleshooting guides for various systems, diagnosis of common problems

Repair:

Step-by-step repair instructions for complete disassembly and reassembly of major components and systems

Electrical Service:

Diagnosis and repair of electrical system problems, detailed wiring diagrams

Component Overhaul:

Detailed procedures for engine rebuilds, transmission overhauls, brake system service

Engine Mechanical:

Piston, rings, cylinder, crankshaft, camshaft, valve train, timing system, cylinder head, cylinder block disassembly and assembly.

Clutch System:

Clutch unit, clutch system, clutch start switch assembly, clutch release cylinder assembly, clutch pedal sub-assembly, clutch master cylinder assembly (if applicable to specific models covered).

Wiring Diagrams:

Comprehensive wiring diagrams for electrical system troubleshooting and repair, including component locations.

Control System Mechanical:

Throttle control, brake controls, shifting mechanisms (if applicable).

Emission Control:

Components and systems related to emission control, such as charcoal canister and exhaust system.

Depth:

Full workshop level, suitable for experienced mechanics and DIY enthusiasts. Covers complete disassembly, repair, and reassembly.

📊 Manual Specifications

Compatibility:

Compatible with all PC-based Windows operating systems, Mac, and Linux

Printability:

All pages are printable without restriction

Binding:

Digital Download (PDF)

Paper Type:

N/A (Digital)

⚙️ Engine Specifications

Engine Type:

Single-cylinder, 4-stroke (typical for this class, manual will specify exact details)

Bore X Stroke:

Specific to KXR 90 and KXR50 models (details provided in manual)

Displacement:

90cc (KXR 90) / 50cc (KXR50) (manual will provide exact specifications)

Horsepower:

To be specified in manual based on model variant

Torque:

To be specified in manual based on model variant

Fuel Delivery:

Carburetor (typical for this class, manual will provide exact type and specifications)

Oil Type:

Specific oil viscosity and API service classification detailed in manual

Oil Capacity:

Specific oil capacity in liters/quarts detailed in manual

🔧 Transmission

Transmission Type:

Automatic (CVT - Continuously Variable Transmission)

Transmission Features:

Forward, Neutral, Reverse (FN/R) configurations typical; manual will detail specific gear ratios and CVT operation.

Transmission Fluid Type:

Specific ATF (Automatic Transmission Fluid) or equivalent for CVT as per manual

📐 Dimensions

Length:

Specific dimensions for KXR 90 and KXR50 provided in manual

Width:

Specific dimensions for KXR 90 and KXR50 provided in manual

Height:

Specific dimensions for KXR 90 and KXR50 provided in manual

Dry Weight:

Specific dry weight for KXR 90 and KXR50 provided in manual

Curb Weight:

Specific curb weight for KXR 90 and KXR50 provided in manual

Payload Capacity:

Specific payload capacity for KXR 90 and KXR50 provided in manual

🛡️ Safety Features

Atv Safety Standards:

Complies with relevant ATV safety standards of the time of manufacture; manual details safety precautions.

Braking System Type:

Disc brakes front and rear (typical for this class, manual confirms specifics)

Frame Construction:

Sturdy frame construction designed for off-road use; manual covers frame inspection and repair.

💡 Technology Features

Dashboard Features:

Combination meter with speedometer, odometer, neutral indicator, oil warning light, and high-beam indicator (features vary by exact model).

Safety Systems:

Limited active driver assistance systems typical for this class; focus is on mechanical and electrical systems.

🔧 Maintenance

Oil Change Interval:

Typical interval is every 3 months or 1,000 km (600 miles), but manual will specify exact recommendation.

Air Filter Cleaning:

Recommended every 6 months or 500 km (300 miles); manual provides detailed cleaning procedure.

Spark Plug Replacement:

Intervals vary; manual will provide specific recommendations and correct spark plug type (e.g., NGK CR7E).

Coolant Type:

Specific coolant mixture (e.g., 50/50 ethylene glycol and distilled water) as per manual.

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid as specified in the manual.

Common Problems:

Potential issues may include carburetor clogging, CVT belt wear, and electrical connection issues; manual provides diagnostic steps.

Grease Points:

Key lubrication points for suspension, steering, and drive components detailed in the manual.

📚 Vehicle History

Manufacturer:

Kymco (Kwang Yang Motor Co., Ltd.) is a Taiwanese manufacturer of scooters, motorcycles, ATVs, and mobility scooters.

Kx Series:

The Mongoose KXR series represents Kymco's offering in the youth and recreational ATV market, known for its sporty design and accessible performance.

Production Period:

Manual covers models typically from the mid-2000s onwards; specific production years will be clarified by manual content.

🏆 Awards & Recognition

Industry Standing:

Kymco ATVs are generally recognized for offering good value and features within their segment, appealing to recreational riders.