Target Audience:
Suzuki LT-Z400 QuadSport owners, mechanics, and enthusiasts for repair and maintenance
Value Proposition:
Provides professional-level repair and maintenance information, saving significant costs compared to dealer service
Content Depth:
Comprehensive A-Z coverage of all repair and maintenance procedures
Usability:
Easy to use digital format, printable sections, no advanced computer skills required
Durability:
Digital format avoids wear and tear issues of physical manuals
Engine:
Complete overhaul, diagnostics, tuning, cooling system, lubrication system
Fuel System:
Carburetion, fuel pump, fuel filter, fuel tank, lines
Ignition System:
CDI unit, spark plug, ignition coil, stator, timing
Transmission:
Clutch, gearbox, drive shafts, final drive assembly
Chassis And Frame:
Frame inspection, welds, component mounting
Suspension:
Front and rear suspension components, shock absorbers, linkages, adjustments
Steering:
Handlebars, steering stem, tie rods, steering knuckles, steering system diagnostics
Brakes:
Hydraulic brake systems (front and rear), calipers, master cylinders, brake lines, brake pads, rotors
Electrical System:
Wiring diagrams, battery, charging system, lighting, starter motor, switches, fuses
Bodywork And Trim:
Plastic body panels, fenders, seat, fuel tank cover, decals
Wheels And Tires:
Tire specifications, wheel removal/installation, bearing maintenance
Maintenance:
Routine servicing, oil changes, filter replacements, chain adjustment, valve clearance checks
Diagnostics:
Troubleshooting guides for all major systems, symptom-based diagnosis
Repair:
Step-by-step repair procedures for all components and systems
Rebuild:
Complete engine and transmission rebuild procedures
Disassembly And Assembly:
Detailed instructions for dismantling and reassembling all parts
Adjustments:
Carburetor adjustment, brake adjustments, suspension adjustments
Specifications:
Torque values, clearances, fluid capacities, electrical values
Depth:
Comprehensive, from basic maintenance to complete engine rebuilds and diagnostics, suitable for professional technicians
Searchability:
Likely searchable text within PDF (implied by digital format and professional technician coverage)
Printability:
Printable for user convenience
Visual Aids:
High Quality Photos, Illustrations, and Diagrams
Binding:
Not applicable (Digital Download)
Paper:
Not applicable (Digital Download)
Engine Type:
4-stroke, Liquid-cooled, DOHC, 4-valve, Single-cylinder
Displacement:
398 cc (24.3 cu. in.)
Bore X Stroke:
90.0 mm x 79.5 mm (3.54 in. x 3.13 in.)
Compression Ratio:
11.3:1
Horsepower:
Approx. 33 HP @ 6500 RPM (Specifications vary by region and tuning)
Torque:
Approx. 27.7 lb-ft @ 5000 RPM (Specifications vary by region and tuning)
Carburetor:
Mikuni BSR36, Single
Fuel Tank Capacity:
10.0 L (2.6 US gal.)
Valve Lash Cold Intake:
0.06 - 0.10 mm (0.002 - 0.004 in.)
Valve Lash Cold Exhaust:
0.09 - 0.13 mm (0.004 - 0.005 in.)
Oil Capacity With Filter Change:
2.7 L (2.8 US qt.)
Recommended Oil Viscosity:
SAE 10W-40, API SE, SF or SG (or higher) or JASO MA
Coolant Type:
Antifreeze coolant (50% solution of ethylene glycol and distilled water)
Coolant Capacity:
Approx. 1.8 L (1.9 US qt.)
Transmission Type:
Constant mesh, 5-speed manual, Reverse
Clutch Type:
Wet, multi-plate
Drive System:
O-ring sealed chain, Drive shaft, Bevel gear, Final reduction gear
Gear Ratios:
Detailed in manual (e.g., 1st: 2.571, 2nd: 1.813, 3rd: 1.333, 4th: 1.045, 5th: 0.850)
Transmission Oil Type:
SAE 80W SUZUKI GEAR OIL or equivalent
Transmission Oil Capacity:
0.7 L (0.7 US qt.)
Engine Oil Change:
Every 20 hours or 1 month (whichever comes first), or annually if less than 20 hours used
Air Filter Cleaning:
Every 10 hours or 1 month
Spark Plug Inspection:
Every 100 hours or 6 months
Valve Clearance Check:
Every 100 hours or 6 months
Chain Lubrication And Tension:
Every 10 hours or 1 month
Engine Oil Type Detailed:
API SE, SF or SG (or higher) rated 4-stroke engine oil, meeting or exceeding the specifications of SAE 10W-40, JASO MA certified is recommended for optimal clutch performance.
Brake Fluid Type:
DOT 4 hydraulic brake fluid
Common Wear Items:
Clutch plates, wheel bearings, steering stem bearings, chain and sprockets due to high-performance usage.
Cooling System Maintenance:
Regular flushing and replacement of coolant is crucial to prevent overheating, especially during strenuous riding.
