Model Designation:
LTZ90 ATV
Model Years Covered:
2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014
Chassis Code:
N/A (ATV specific designation)
Engine Code:
N/A (Internal Suzuki designation, typically referenced by displacement and type)
Target User:
Enthusiast owners, home mechanics, and professional technicians seeking comprehensive repair information.
Value Proposition:
Provides factory-level technical data at a fraction of the cost of professional subscriptions or physical manuals, with immediate digital access and lifelong usability.
Detail Level:
Hundreds of pages with detailed photos, diagrams, and exploded views, replicating the content found in OEM service manuals.
Completeness:
Full factory service, repair, and workshop manual coverage, not a condensed or partial guide.
Vehicle Coverage:
All Suzuki LT-Z90 Quadsport LTZ90 ATV models manufactured between 2007 and 2014.
Estimated Page Count:
Hundreds (Specific number not provided, but described as extensive)
Type:
Factory Service & Repair Workshop Manual
Language:
English (Implied by product description and common industry practice for global distribution)
Engine:
Engine overhaul, disassembly, assembly, tuning, troubleshooting, lubrication system, cooling system, ignition system, fuel system (carburetor), exhaust system.
Transmission:
Clutch operation, gearbox internal inspection and repair, shift mechanism, final drive (chain).
Chassis:
Frame inspection and repair, suspension (front and rear), steering system, wheel bearings, axles.
Brakes:
Brake system diagnostics, hydraulic system (lines, master cylinder, calipers), brake pad replacement, brake lever and pedal adjustments, bleeding procedures.
Electrical:
Wiring diagrams, battery, starting system, charging system (stator, regulator/rectifier), lighting, ignition control (CDI), troubleshooting electrical faults.
Bodywork:
Body panel removal and installation, seat, handlebars, fenders, controls, plastics.
Maintenance:
Regular servicing, oil changes, filter replacements, spark plug replacement, chain maintenance, brake adjustments, tire pressure checks, valve clearance adjustment.
Troubleshooting:
Systematic fault finding for engine performance issues, starting problems, electrical malfunctions, braking problems, and steering issues.
Repair:
Step-by-step instructions for component disassembly, repair, reassembly, and replacement for all major systems.
Diagnostics:
Detailed diagnostic procedures for identifying the root cause of problems, often including specific test values and procedures.
Inspection:
Comprehensive inspection points for wear, damage, and proper function of all vehicle components.
Depth:
Full rebuilds, advanced diagnostics, detailed specifications, component tolerances, torque values, and troubleshooting flowcharts.
Format:
PDF (Portable Document Format)
Searchability:
Searchable text content for quick information retrieval.
Printable:
Fully printable - single pages or entire manual.
Image Quality:
High-resolution photos and diagrams for clarity.
Binding:
N/A (Digital Download - PDF)
Paper Type:
N/A (Digital Download - PDF)
Usage Rights:
Unlimited usage on multiple devices, lifelong access, no expiry.
Compatibility:
Compatible with all Windows and MAC computers, tablets, and smartphones.
Engine Type:
Four-stroke, SOHC, air-cooled
Bore X Stroke:
50.0 mm x 45.2 mm
Horsepower:
Approximately 6.2 HP @ 7000 RPM (Actual figures may vary slightly by year and testing)
Torque:
Approximately 7.0 Nm @ 6000 RPM (Actual figures may vary slightly by year and testing)
Fuel Delivery:
Carburetor (Mikuni VM17SH or similar specification)
Fuel Type:
Unleaded gasoline
Ignition System:
Electronic ignition (CDI)
Spark Plug Type:
NGK CR6HSA or equivalent
Oil Type:
SAE 10W-40 API SE, SF, or SG
Oil Capacity:
0.9 L (900 mL) without filter change; 1.0 L (1000 mL) with filter change
Engine Oil Change:
Every 1000 km (620 miles) or 6 months, whichever comes first.
Air Filter Cleaning:
Every 300 km (185 miles) or 3 months; replace every 12 months.
Spark Plug Inspection:
Every 1000 km (620 miles) or 6 months.
Valve Clearance Check:
Every 4000 km (2500 miles) or 24 months.
Engine Oil Spec:
SAE 10W-40, API SE, SF, or SG.
Brake Fluid Spec:
DOT 3 or DOT 4 hydraulic brake fluid.
Gear Oil Spec:
N/A (Integral gearbox with engine oil).
Common Wear Items:
Brake pads, wheel bearings, chain and sprockets due to off-road usage. Carburetor may require cleaning or adjustment over time.
Potential Electrical Issues:
Occasionally, stator or regulator/rectifier failures can occur due to vibration and heat. Wiring harness integrity should be checked periodically.
Brand Legacy:
Suzuki has a long-standing reputation for producing reliable and performance-oriented ATVs and motorcycles, with a focus on user-friendly designs.
Ltz90 Lineage:
The LT-Z90 Quadsport was introduced as an entry-level youth ATV, building upon Suzuki's experience in the sport ATV market with models like the LT-Z250 and LT-Z400. It offered a smaller displacement engine and user-friendly features suitable for younger riders transitioning into the sport.
Manufacturing Region:
Likely manufactured in Japan or through Suzuki's global production network (specific plant not detailed in product info).
