Target User:
Owners and technicians of Suzuki LT-Z50 QUADSPORT ATVs from 2004-2009.
Vehicle Segment:
Entry-level youth ATV.
Competitors:
Yamaha YFZ50, Honda TRX90X, Polaris Outlaw 50.
Utility:
Essential for maintaining performance, diagnosing issues, and performing repairs on the LT-Z50 QUADSPORT.
Engine:
Complete engine disassembly, assembly, overhaul, inspection, and adjustment procedures.
Fuel System:
Carburetor inspection, cleaning, adjustment, fuel pump, fuel lines, and fuel tank maintenance.
Ignition System:
CDI unit, ignition coil, spark plug inspection and replacement, timing procedures.
Transmission:
Automatic transmission operation, maintenance, clutch adjustment, drive belt inspection.
Drivetrain:
Axle maintenance, chain adjustment and lubrication, sprocket inspection.
Suspension:
Front and rear suspension component inspection, adjustment, and replacement of shock absorbers and bushings.
Brakes:
Hydraulic brake system maintenance, caliper service, brake pad replacement, bleeding procedures, parking brake adjustment.
Steering:
Handlebar components, tie rod ends, steering shaft maintenance and adjustment.
Electrical System:
Wiring diagrams, battery maintenance, lighting system, starter motor, charging system troubleshooting.
Chassis:
Frame inspection, body panel removal and installation, seat maintenance.
Preventive Maintenance:
Detailed schedules for oil changes, filter replacements, chain lubrication, and general inspections.
Troubleshooting:
Systematic diagnostic guides for common problems, fault finding charts, and solutions.
Repair Procedures:
Step-by-step instructions for component removal, repair, and reinstallation with torque specifications.
Adjustments:
Carburetor, chain, brake, and throttle cable adjustments.
Specifications:
Detailed technical data, torque values, clearances, fluid types, and capacities.
Depth:
Comprehensive coverage suitable for both novice mechanics and experienced technicians.
Diagnostic Level:
Advanced diagnostic procedures and troubleshooting flowcharts for complex issues.
Rebuild Information:
Detailed instructions for engine and transmission component rebuilding.
Engine Type:
Four-stroke, air-cooled, SOHC
Displacement:
49 cc (3.0 cu in)
Bore X Stroke:
39.0 mm x 41.5 mm (1.54 in x 1.63 in)
Horsepower:
Approximately 4.0 HP (varies slightly by year and tuning)
Torque:
Approximately 2.6 lb-ft (varies slightly by year and tuning)
Fuel Delivery:
Mikuni VM12 carburetor
Fuel Type:
Unleaded gasoline
Fuel Tank Capacity:
2.0 L (0.5 US gal)
Oil Type:
SAE 10W-40 API SE or SF classification (refer to manual for exact spec)
Oil Capacity:
0.8 L (0.8 US qt)
Engine Oil Change:
Every 100 hours or 6 months, whichever comes first.
Air Filter Cleaning:
Every 20 hours or as needed based on operating conditions.
Chain Lubrication Adjustment:
Every 10 hours or before long rides.
Spark Plug Check:
Every 100 hours.
Engine Oil Specification:
SAE 10W-40, API SE/SF classification.
Brake Fluid Specification:
DOT 3 or DOT 4 hydraulic brake fluid.
Common Wear Items:
Brake pads, drive chain and sprockets, air filter, carburetor jets due to fuel quality variations.
Potential Problems:
Carburetor gumming if not run regularly, drive chain stretch.
Manufacturer:
Suzuki Motor Corporation, a renowned Japanese manufacturer of automobiles, motorcycles, and ATVs.
Development Focus:
Designed as a safe and approachable entry-level ATV for young riders, emphasizing ease of use and reliability.
Production Period:
Introduced in 2002 and continued through 2009, with minor updates.
