Category:
Youth ATV / Entry-Level Sport ATV
Target Audience:
Young riders, recreational off-roading enthusiasts, parents seeking a reliable ATV for their children.
Competitors:
Honda TRX90X, Polaris Predator 90, Yamaha Raptor 90.
Key Selling Points:
Suzuki's reputation for reliable and robust smaller displacement engines, approachable handling, and sport styling.
Feature 1:
Digital format allows for easy access and portability.
Feature 2:
Comprehensive coverage saves significant costs on professional service.
Feature 3:
High-quality visuals aid in understanding complex procedures.
Feature 4:
Instant download provides immediate access to repair information.
Coverage Years:
2007, 2008, 2009
Model Coverage:
Suzuki LT-Z90 / LTZ90 QuadSport
Estimated Page Count:
Exact page count not specified, but described as 'highly detailed' and covering 'everything you will ever need'.
Type:
Digital Workshop Repair Manual
Language:
English (implied by product description)
Engine Overhaul:
Complete engine disassembly, inspection, repair, and reassembly procedures.
Fuel System:
Carburetor adjustment, cleaning, and rebuilding; fuel tank and line maintenance.
Ignition System:
Spark plug selection and replacement, ignition coil testing, CDI unit diagnostics.
Cooling System:
Air cooling system maintenance and inspection (fins, shrouds).
Transmission Drive:
CVT (Continuously Variable Transmission) belt inspection and replacement, clutch engagement, gearbox lubrication.
Suspension System:
Front and rear suspension component inspection, shock absorber maintenance, bushings.
Braking System:
Hydraulic brake system bleeding, pad replacement, caliper maintenance, drum brake adjustment (rear).
Steering System:
Handlebar, steering stem, and tie rod end inspection and adjustment.
Electrical System:
Wiring diagrams, lighting systems, battery maintenance, starter motor, stator and rectifier testing.
Chassis Frame:
Frame inspection for damage, alignment checks.
Bodywork Panels:
Plastic panel removal and installation, decal application.
Routine Maintenance:
Oil changes, filter replacements, chain adjustment, lubrication points.
Troubleshooting Diagnostics:
Fault finding for common starting, running, and electrical issues.
Component Rebuild:
Detailed procedures for rebuilding major components like the engine and carburetor.
Component Replacement:
Step-by-step guides for replacing parts such as brake lines, suspension arms, and drive components.
Adjustments:
Carburetor, clutch, brake, and chain adjustments.
Torque Specifications:
Essential torque values for critical fasteners throughout the vehicle.
Depth:
Comprehensive, from basic maintenance to complete engine rebuilds and detailed diagnostics.
User Level:
Suitable for both novice enthusiasts and professional mechanics.
Searchability:
Likely searchable text content within the PDF for quick information retrieval.
Printability:
Designed to be printable, allowing users to create hard copies of specific sections or the entire manual.
Image Resolution:
High quality photos, illustrations, and diagrams as per product description.
Binding:
Not applicable (Digital/PDF format)
Paper Type:
Not applicable (Digital/PDF format)
Engine Type:
Four-stroke, SOHC, air-cooled
Displacement:
88 cc (5.37 cu. in.)
Bore X Stroke:
Not explicitly provided in product info, but typical for this class.
Compression Ratio:
Not explicitly provided in product info.
Horsepower:
Typically in the range of 6-8 HP, depending on tuning and specific model year variations.
Torque:
Not explicitly provided in product info.
Fuel Delivery:
Mikuni VM17 carburetor
Fuel Tank Capacity:
Approx. 2.0 L (0.5 US gal)
Overall Length:
Approx. 1465 mm (57.7 in)
Overall Width:
Approx. 970 mm (38.2 in)
Overall Height:
Approx. 940 mm (37.0 in)
Wheelbase:
Approx. 1045 mm (41.1 in)
Ground Clearance:
Approx. 135 mm (5.3 in)
Dry Weight:
Approx. 110 kg (242.5 lbs)
Curb Weight:
Not explicitly provided, typically slightly higher than dry weight.
Tongue Weight Capacity:
N/A (ATV, not designed for towing with significant tongue weight)
Crash Test Ratings:
N/A (ATVs are not subjected to standard automotive crash testing)
Front Brake Type:
Dual hydraulic disc
Rear Brake Type:
Single hydraulic disc
Parking Brake:
Lever-actuated parking brake, typically engaging the rear brake.
Throttle Limiter:
Often adjustable throttle stop to limit top speed for younger riders.
Engine Kill Switch:
Handlebar-mounted, easily accessible kill switch.
Lighting:
Headlights and taillight for visibility.
Engine Oil Change:
Recommended every 20-30 hours of use or annually, whichever comes first. Specific Suzuki recommendations should be verified in the manual.
Air Filter Cleaning:
Check and clean every 10-15 hours of use, replace as needed.
Spark Plug Replacement:
Recommended at least annually or every 100 hours of use.
Chain Lubrication Adjustment:
Lubricate chain every 15-20 hours of use and adjust tension as needed.
Engine Oil Type:
Suzuki recommends SAE 10W-40 API SG or higher. Check manual for precise viscosity and API rating.
Engine Oil Capacity:
Approx. 0.9 L (0.95 US qt) without filter change, 1.0 L (1.06 US qt) with filter change. Verify in manual.
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid.
Transmission Oil Type:
Gear oil for the final drive, typically SAE 80W-90 GL-5.
Common Issue 1:
Carburetor clogging due to infrequent use or poor fuel quality.
Common Issue 2:
CVT belt wear leading to loss of acceleration or slippage.
Common Issue 3:
Chain stretch and wear requiring frequent adjustment or replacement.
Common Issue 4:
Spark plug fouling, particularly if oil is being consumed.
Common Issue 5:
Electrical connections can become corroded in wet environments, affecting lights or ignition.
Heritage:
Suzuki has a long history in motorsports and off-road vehicles, known for durable and performance-oriented products.
Predecessors:
Suzuki offered various smaller displacement ATVs prior to the LT-Z90, building on experience from models like the LT80.
Key Changes 07-09:
While the core platform remained consistent, minor updates in graphics, suspension tuning, and possibly carburetor jetting may have occurred across these model years.
Production Period:
The LT-Z90 was produced for several years, with this manual covering the 2007-2009 iterations.
