Segment:
Mid-size utility ATV, aimed at recreational riders and utility users
Competitors:
Honda Rancher, Yamaha Kodiak, Kawasaki Prairie (discontinued but relevant comparison)
Features:
Reliable single-cylinder engine, shaft drive, comfortable suspension, robust construction
Powertrain:
Engine, transmission, drivetrain, cooling system, fuel system, exhaust system
Chassis:
Suspension (front and rear), steering, brakes (front and rear), wheels, tires
Electrical:
Ignition system, lighting, instrumentation, battery, charging system, starter motor, wiring diagrams
Body And Frame:
Frame, body panels, seating, handlebars, racks
Maintenance:
Scheduled maintenance, oil changes, filter replacements, lubrication, inspections
Diagnostics:
Troubleshooting guides for common problems, symptom-based diagnosis
Repair:
Engine overhaul, transmission rebuild, suspension component replacement, brake system repair, electrical component repair
Installation:
Component removal and installation procedures
Adjustment:
Carburetor adjustment, valve clearance adjustment, clutch adjustment, brake adjustment
Depth:
Comprehensive, step-by-step instructions, detailed illustrations, exploded diagrams, torque specifications, wear limits, factory specifications
Engine Type:
4-stroke, SOHC, 1-cylinder, air-cooled
Bore X Stroke:
82 mm x 71.2 mm
Compression Ratio:
9.2 : 1
Horsepower:
Approx. 22.8 HP @ 6,500 RPM (Note: exact figures may vary slightly by year/region)
Torque:
Approx. 2.4 kgf·m @ 5,500 RPM (Note: exact figures may vary slightly by year/region)
Fuel Delivery:
Mikuni BSR33 carburetor
Fuel Tank Capacity:
10.0 L (2.6 US gal)
Ignition Type:
CDI (Capacitor Discharge Ignition)
Safety Certification:
EPA Certified (for US models)
Braking System:
Hydraulic disc brakes front and rear
Parking Brake:
Handlebar mounted, drum brake
Lighting:
Dual 30W headlights, 5W taillight/stoplight
Operator Controls:
Thumb throttle, handlebar controls, foot brake pedal
Infotainment System:
Basic instrumentation cluster (speedometer, odometer, fuel gauge, indicator lights). No advanced infotainment features.
Driver Assistance Features:
None. Focus is on core mechanical and utility functions.
Connectivity Options:
None.
Initial Break In Service:
Refer to manual for specific break-in procedures and mileage/hour recommendations (typically around 10 hours or 500 miles).
Engine Oil Change:
Every 1,000 km (620 mi) or 6 months, whichever comes first (or per manual recommendations based on usage).
Air Filter Cleaning:
Inspect every 500 km (310 mi) or 3 months, clean as needed, replace annually or sooner if damaged.
Spark Plug Replacement:
Recommended every 4,000 km (2,500 mi) or 24 months.
Engine Oil Type:
SAE 10W-40, API SE, SF, SG, SH, SJ or higher (refer to manual for exact specification).
Engine Oil Capacity:
1.9 L (2.0 US qt) without filter change, 2.1 L (2.2 US qt) with filter change.
Gear Oil Type:
Hypoid gear oil SAE 80W-90
Gear Oil Capacity:
Front Differential: 150 ml (0.16 US qt), Rear Drive: 180 ml (0.19 US qt)
Coolant Type:
Permanent type antifreeze solution (Ethylene Glycol based), 50% concentration recommended.
Common Issues:
Carburetor issues (clogging, adjustment), potential electrical connector corrosion, starter motor solenoid problems (common on many ATVs of this era).
Preventative Maintenance:
Regular cleaning of air filter, proper fuel stabilizer use during storage, periodic electrical connection checks and lubrication.
Manufacturer Heritage:
Suzuki has a long history of producing reliable motorcycles and ATVs, known for robust engineering.
Evolution Notes:
The LT-A400 Eiger succeeded earlier Suzuki ATV models, offering a blend of utility and recreational capability. Minor updates may have occurred between 2007-2009, primarily cosmetic or small refinements.
Production Period:
The Eiger line was produced for several years, with the 400cc model being a significant part of Suzuki's ATV lineup during this era.