Suzuki LT 90 Z Quad Sport 2007-2009 Service Repair Manual

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This manual covers the LT 90 Z Quad Sport, a youth-oriented All-Terrain Vehicle (ATV) designed for recreational use and entry-level riders. Produced for the model years 2007, 2008, and 2009,...

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Type: Atv

Vendor:

Sku: 60538

Tags: 2007 2008 2009 Atv LT 90 Z Quad Sport Misc Motorcycles Suzuki

Product variants

Description

This manual covers the LT 90 Z Quad Sport, a youth-oriented All-Terrain Vehicle (ATV) designed for recreational use and entry-level riders. Produced for the model years 2007, 2008, and 2009, this ATV is recognized for its sport-oriented suspension and agile handling, combined with safety features such as an automatic transmission and adjustable throttle limiter. Built by a company with a strong heritage in powersports, the LT 90 Z Quad Sport emphasizes ease of use and reliable performance, making it a suitable choice for young riders developing their skills in off-road environments. Its design philosophy centers on providing a safe and enjoyable riding experience. This comprehensive service and repair manual provides detailed guidance for maintaining and troubleshooting the LT 90 Z Quad Sport. It covers all essential systems, including the engine, powertrain, chassis, brakes, and electrical components. Within its pages, you will find step-by-step procedures for routine maintenance tasks such as oil changes and filter replacements, as well as instructions for more complex repairs and diagnostics. The manual includes essential technical specifications, wiring diagrams, and troubleshooting charts designed to assist owners, mechanics, and technicians in ensuring the optimal performance, safety, and longevity of the vehicle.

🏷️ Basic Information

Identification

Make:

Suzuki

Model:

LT 90 Z Quad Sport

Model Code:

LT-Z90

Model Variant:

Z (likely indicating a specific trim or feature set, often associated with sportier models)

Product Type:

Service Repair Manual

Product Format:

PDF Download

👋 Introduction

Market Position

Segment:

Youth ATV / Entry-Level Sport ATV.

Target Audience:

Young riders, beginners, recreational users.

Competitive Analysis

Key Competitors:

Honda TRX90X, Yamaha Raptor 90, Polaris Outlaw 90.

Key Features

Design Philosophy:

Designed for ease of use, safety, and reliable performance for young riders.

Handling:

Sport-oriented suspension and steering for agile handling.

Safety Features:

Automatic transmission, speed limiter options, throttle governor.

Manual Purpose

Utility:

Essential for owners seeking to perform maintenance, repairs, and understand their vehicle's systems.

📋 Manual Details

Coverage Areas

Model Years Covered:

2007, 2008, 2009

Geographic Coverage:

Likely global, assuming no specific regional restrictions mentioned for this model.

Variant Coverage:

All models launched in the years 2007-2009, specifically the LT 90 Z Quad Sport.

Page Count

Estimated Page Count:

N/A (Information not explicitly provided in product description, common for digital manuals)

Manual Type

Type:

Service and Repair Manual

Language

Language:

English (Assumed based on common manual offerings and product description language)

Format

File Format:

📖 Manual Coverage

Systems Covered

Powertrain:

Engine (disassembly, assembly, diagnosis), transmission, drivetrain.

Chassis:

Suspension (front and rear), steering, brakes, wheels, tires.

Electrical:

Ignition system, lighting, starting system, battery, wiring diagrams, troubleshooting.

Bodywork:

Frame, plastic body panels, seating, controls.

Fuel System:

Carburetor, fuel tank, fuel lines.

Cooling System:

Air-cooled engine (details on cooling fins and airflow management).

Procedures Included

Maintenance:

Scheduled maintenance, oil changes, filter replacements, lubrication, adjustments.

Repair:

Engine overhaul, transmission repair, suspension component replacement, brake system servicing.

Troubleshooting:

Diagnostic procedures for common problems, symptom-based troubleshooting charts.

Diagnostics:

Component testing, identification of faulty parts.

Technical Depth

Depth:

Comprehensive (covers routine maintenance to major overhauls).

Visuals:

Includes photos and illustrations to guide repair processes.

📊 Manual Specifications

File Format

Digital Format:

Searchability:

Likely searchable text within the PDF, common for professionally produced manuals.

Print Quality

Print Ability:

Printable (typical for PDF downloads).

Binding Type

Binding:

N/A (Digital download, no physical binding).

Paper Type

Paper Quality:

N/A (Digital download, no physical paper).

⚙️ Engine Specifications

Primary Engine

Engine Type:

Four-stroke, SOHC, air-cooled.

Displacement:

89 cc

Bore X Stroke:

52.0 mm x 51.8 mm

Compression Ratio:

9.2:1

Cylinder Arrangement:

Single cylinder

Performance

Horsepower:

Approximately 7-8 HP (Estimates for this class of engine, official figures not always published).

Torque:

N/A (Specific figures not readily available for this model).

Fuel System

Fuel Delivery:

Carburetor.

Carburetor Model:

Mikuni VM18SS (Typical for this engine size).

Ignition System

Ignition Type:

CDI (Capacitor Discharge Ignition).

Lubrication

Oil Type:

Suzuki recommends 4-stroke motorcycle oil with API SG or higher, JASO MA specification (e.g., 10W-40).

Starter

Starting System:

Electric starter.

🔧 Transmission

Standard

Transmission Type:

Automatic (CVT - Continuously Variable Transmission).

Drive System:

2WD (Two-Wheel Drive).

Final Drive:

O-ring sealed chain.

Features

Gear Selection:

Forward, Neutral, Reverse.

Fluid Specifications

Cvt Fluid Type:

Specific CVT fluid or high-quality automatic transmission fluid (ATF) as per manual recommendation (likely Dexron II/III or equivalent).

📐 Dimensions

Exterior

Overall Length:

Approximately 1520 mm (59.8 in)

Overall Width:

Approximately 965 mm (38.0 in)

Overall Height:

Approximately 980 mm (38.6 in)

Wheelbase:

Approximately 1005 mm (39.6 in)

Weights

Dry Weight:

Approximately 106 kg (233.7 lbs)

Fuel Tank Capacity:

Approximately 7.0 liters (1.8 U.S. gal)

Ground Clearance:

Approximately 110 mm (4.3 in)

🛡️ Safety Features

Ratings

Atv Safety Standards:

Compliance with industry safety standards for youth ATVs (e.g., ATVS Act, ANSI standards).

Active Features

Throttle Limiter:

Adjustable throttle limiter screw for speed control.

Parking Brake:

Hand-operated parking brake.

Passive Features

Safety Flag Mount:

Provision for mounting a safety flag.

Covered Footwells:

Full floorboards with heel guards for foot protection.

Engine Kill Switch:

Tethered engine kill switch (often mounted on rider's wrist).

💡 Technology Features

Infotainment

Infotainment Features:

N/A (Basic youth ATV, no complex infotainment systems).

Driver Assistance

Driver Assistance Features:

Throttle governor for speed limitation is a key driver assistance/safety feature.

Connectivity

Connectivity Features:

N/A (No electronic connectivity features).

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 1000 km or 12 months, whichever comes first, or more frequently under severe use conditions (refer to manual for precise interval).

Air Filter Cleaning:

Clean every 6 months or as needed based on dusty conditions.

Spark Plug Replacement:

Check and clean every 2000 km or annually; replace as needed (e.g., NGK CR7E).

Chain Lubrication Adjustment:

Lubricate and check tension every 1000 km or as needed.

Fluid Specifications

Engine Oil Capacity:

Approximately 0.9 liters (0.95 U.S. qt) without filter change; 1.0 liter (1.05 U.S. qt) with filter change.

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Coolant Type:

Not applicable (air-cooled engine).

Known Issues

Carburetor Cleaning:

Carburetors can become clogged with debris or stale fuel, affecting performance. Regular cleaning is recommended.

Cvt Belt Wear:

CVT belts can wear over time and require replacement, especially with aggressive use.

Electrical Connections:

Corrosion or looseness in electrical connectors can lead to intermittent issues. The manual will help in identifying and rectifying these.

📚 Vehicle History

Brand Heritage

Manufacturer:

Suzuki Motor Corporation, a Japanese multinational corporation known for a wide range of vehicles including motorcycles, ATVs, and automobiles.

Model Evolution

Predecessors:

Suzuki has a long history in the ATV market, with models like the LT50 and LT80 serving as predecessors in the youth segment.

Generation:

This generation of the LT 90 Quad Sport represents a refinement and update to Suzuki's youth ATV offerings, focusing on improved performance and rider safety.

Production

Production Period:

2007-2009 (as per manual title).

Manufacturing Location:

Likely manufactured in Japan or at Suzuki's global manufacturing facilities.

🏆 Awards & Recognition

Recognitions

Industry Awards:

N/A (Specific awards for this model are not commonly highlighted in general product information).

Ratings

Consumer Ratings:

Generally well-regarded as a reliable entry-level ATV for its intended purpose.

Certifications

Safety Certifications:

Meets relevant safety certifications for youth ATVs in its target markets.