Target Audience:
Owners, DIY mechanics, and professional technicians working on the Suzuki LTZ 50 Quad Sport
Segment:
Youth ATV / Beginner Quad
Key Competitors:
Honda TRX90X, Yamaha YFM90R, Arctic Cat DVX 50
Manual Advantage:
Provides detailed, authoritative information for proper maintenance and repair, maximizing vehicle longevity and performance.
Manual Purpose:
To guide users through all aspects of servicing, repairing, and maintaining the LTZ 50 Quad Sport.
Applicable Years:
2004, 2005, 2006, 2007, 2008, 2009
Regions Covered:
Global (Specifications may vary by market; manual is general service)
Type:
Service and Repair Manual
Engine:
Complete engine overhaul, carburetor, ignition system, cooling, lubrication, starting system, charging system
Transmission:
Automatic transmission (CVT) operation, maintenance, and overhaul
Chassis:
Frame, suspension (front and rear), steering system, wheels and tires
Brakes:
Front and rear brake system inspection, service, and repair (hydraulic drum/disc)
Electrical:
Wiring diagrams, lighting, battery, fuses, ignition switch, starter solenoid, electrical component testing
Fuel System:
Fuel tank, fuel lines, fuel filter, carburetor adjustments and cleaning
Body:
Body panels, fenders, seat, handlebars, controls
Maintenance:
Routine maintenance checks, lubrication points, fluid changes, filter replacements, spark plug service, valve clearance adjustment
Troubleshooting:
Diagnostic guides for common issues, symptom-based troubleshooting charts
Repair:
Step-by-step disassembly and reassembly instructions for all major components and systems
Specifications:
Torque specifications, clearances, fluid capacities, electrical values, diagnostic data
Depth:
Comprehensive (from basic maintenance to complete engine and transmission rebuilds)
Diagnostic Level:
Detailed fault finding procedures and diagnostic flowcharts
Engine Type:
Four-stroke, SOHC, Air-cooled
Engine Displacement:
49 cc
Bore X Stroke:
39.0 mm x 41.5 mm
Horsepower:
Approx. 4.5 HP (Varies by tuning and regulations)
Torque:
Not officially specified, but sufficient for its class
Fuel Delivery:
Mikuni VM15SC Carburetor
Fuel Type:
Unleaded gasoline
Fuel Tank Capacity:
2.0 Liters (0.5 US gal)
Ignition System:
CDI (Capacitor Discharge Ignition)
Oil Type:
Suzuki Performance Oil SAE 10W-40 API SE, SF, or SG
Oil Capacity:
0.8 Liters (0.85 US qt) for oil change, 0.9 Liters (0.95 US qt) for filter change
Cooling Method:
Air-cooled
Transmission Type:
Automatic (CVT - Continuously Variable Transmission)
Drive System:
Chain drive, 2WD
Gear Selection:
Forward, Neutral, Reverse
Clutch Type:
Wet, multi-plate, automatic centrifugal clutch
Transmission Fluid:
Suzuki Gear Oil SAE 80W API GL-4 (or equivalent)
Transmission Fluid Capacity:
0.12 Liters (0.13 US qt)
Atv Safety Standards:
Designed to meet youth ATV safety guidelines
Throttle Limiter:
Adjustable throttle limiter screw to control top speed
Parking Brake:
Mechanical parking brake
Footwells:
Full floorboards with heel guards for rider foot protection
Engine Cut Off:
Tether cord with engine cut-off switch for emergency stops
Lighting:
Headlight, tail light/brake light for visibility
Infotainment System:
N/A (This is a basic youth ATV, no complex infotainment)
Driver Assistance Features:
Throttle limiter for speed control is the primary safety/assistance technology.
Connectivity Options:
N/A (No electronic connectivity features)
Initial Service:
Check and tighten all fasteners, check oil level, clean air filter (within first 10 hours or 1 month).
Regular Maintenance:
Every 20 hours or 3 months: Change engine oil, inspect spark plug, clean/inspect air filter, check brake operation, lubricate chain.
Periodic Maintenance:
Every 100 hours or 12 months: Replace air filter element, inspect and adjust valve clearance, check and adjust carburetor, inspect drive chain and sprockets, inspect brake system components.
Engine Oil Grade:
SAE 10W-40 API SE, SF, or SG
Gearbox Oil Grade:
SAE 80W API GL-4
Coolant Type:
Air-cooled (No coolant specified)
Common Wear Item Carburetor:
Carburetor jets can become clogged over time, requiring cleaning and proper adjustment, especially if using stale fuel.
Common Wear Item Air Filter:
The foam air filter requires regular cleaning and oiling to ensure proper engine performance and longevity.
Common Wear Item Drive Chain:
The drive chain requires regular cleaning, lubrication, and tension adjustment to prevent premature wear on sprockets and chain.
Electrical Component Battery:
Battery maintenance (checking charge and terminal connections) is crucial for reliable starting.
Brand Focus:
Suzuki has a long-standing reputation in motorsports and powersports, known for reliable and performance-oriented vehicles.
Ltz Lineage:
Part of Suzuki's popular LT-Z line, known for sport-oriented ATVs. The LTZ 50 is an entry-level model designed for younger riders.
Production Period:
2004-2009 (This manual covers this specific range)
Manufacturing Origin:
Likely manufactured in Japan or through Suzuki's global production network.
