Target Audience:
Owners of the 2007 Suzuki LT-Z90 QuadSport seeking to perform maintenance, repairs, and diagnostics.
Manual Value Proposition:
Provides factory-level detail for DIY repairs and maintenance, saving time and money compared to dealership service.
Manual Benefit:
Empowers owners with the knowledge to keep their ATV in optimal working condition, ensuring longevity and performance.
Vehicle Systems:
Engine, Fuel System, Transmission, Drivetrain, Suspension, Steering, Brakes, Electrical System, Chassis, Bodywork, Maintenance, Troubleshooting, Specifications
Type:
Factory Service Manual
Format:
Digital PDF Download
Engine Mechanical:
Disassembly, inspection, assembly, torque specifications, cylinder head, piston, crankshaft, camshaft, valve timing, lubrication system
Fuel System:
Carburetor tuning and overhaul, fuel pump, fuel filter, fuel tank, fuel lines
Transmission Drivetrain:
Automatic transmission operation, gear ratios, clutch adjustment, chain drive adjustment and replacement, differential
Suspension Steering:
Front and rear suspension components, shock absorber adjustment, steering linkage, tie rod ends, wheel alignment
Brakes:
Hydraulic brake system, brake pad replacement, brake caliper overhaul, brake fluid flush and bleed, parking brake
Electrical System:
Ignition system, charging system (stator, regulator/rectifier), starting system (starter motor, battery), lighting, wiring diagrams, fuse identification
Chassis Bodywork:
Frame inspection, body panel removal and installation, seat, handlebars, footpegs
Cooling System:
Air-cooled, so no liquid cooling system details. Manual would cover basic inspection.
Maintenance:
Scheduled maintenance intervals, oil changes, filter replacements, chain lubrication, spark plug replacement, brake adjustments
Troubleshooting:
Diagnostic charts for common issues, symptoms and causes, step-by-step diagnostic procedures
Repair Rebuild:
Complete engine rebuild procedures, transmission overhaul, carburetor rebuilding, suspension component replacement, electrical component testing and replacement
Wiring Diagrams:
Includes detailed electrical system wiring diagrams for troubleshooting electrical faults.
Depth:
Comprehensive, covering basic maintenance to complete engine and transmission overhauls. Includes detailed torque specifications and diagnostic information.
Torque Specifications:
Provides specific torque values for all critical fasteners and engine components.
Searchability:
Likely text-searchable if converted from a proper digital source, allowing quick navigation to specific topics.
Quality:
High-resolution, suitable for printing individual pages or the entire manual.
Binding Recommendation:
Digital download, no physical binding.
Paper Recommendation:
Digital download, no physical paper type.
Engine Type:
Four-stroke, SOHC, air-cooled
Bore X Stroke:
49.0 mm x 48.0 mm
Horsepower:
Approx. 7.3 HP @ 7,000 RPM
Torque:
Approx. 5.8 lb-ft @ 5,500 RPM
Carburetor Model:
Mikuni VM16SH
Fuel Type:
Unleaded gasoline
Oil Capacity:
0.9 L (0.95 US qt)
Recommended Oil Type:
SAE 10W-40 API SE, SF or SG
Overall Length:
1,455 mm (57.3 in)
Overall Width:
900 mm (35.4 in)
Overall Height:
915 mm (36.0 in)
Wheelbase:
1,010 mm (39.8 in)
Ground Clearance:
95 mm (3.7 in)
Dry Weight:
110 kg (242.5 lbs)
Curb Weight:
Not specified in product description, but generally higher than dry weight.
Front Rack Capacity:
Not specified, typically for light loads.
Rear Rack Capacity:
Not specified, typically for light loads.
Safety Standards:
Designed for youth riders, emphasizes ease of use and rider control.
Throttle Limiter:
Adjustable throttle limiter screw for speed control.
Engine Stop Tether:
Standard feature for emergency engine shutoff.
Brakes:
Front and rear drum brakes, often with handlebar-mounted levers for independent control.
Lighting:
Headlight and taillight for visibility.
Footwells:
Integrated footwells with protective guards.
Oil Change Interval:
Every 1,000 km (620 miles) or 12 months, whichever comes first (refer to manual for exact details).
Air Filter Cleaning:
Regularly, or every 500 km (310 miles).
Spark Plug Replacement:
Every 3,000 km (1,860 miles) or annually.
Chain Lubrication Adjustment:
Every 500 km (310 miles) or after washing/riding in wet conditions.
Engine Oil Viscosity:
SAE 10W-40
Brake Fluid Type:
DOT 3 or DOT 4
Common Wear Items:
Brake pads, tires, drive chain, air filter, spark plug, carburetor jets.
Carburetor Performance:
Can sometimes require cleaning or adjustment due to fuel quality or debris.
Throttle Limiter Adjustment:
Important to ensure proper adjustment as the youth rider grows.
Suzuki Atv Legacy:
Suzuki has a long-standing reputation for producing reliable and capable ATVs, including popular sport and utility models.
Lt Z90 Positioning:
The LT-Z90 QuadSport was developed as an entry-level, youth-oriented sport ATV, building upon Suzuki's successful LT-Z series.
Production Period:
The LT-Z90 was produced for several years, with the 2007 model being a key representative of this generation.
