Market Position:
Entry-level to intermediate off-road motorcycle, popular for trail riding and recreational use
Competitors:
Honda CRF150F/R, Yamaha TTR125/230, Suzuki DR-Z125
Key Features:
Reliable air-cooled engine, lightweight chassis, adjustable suspension (L model), ease of maintenance
Engine:
Full engine service, disassembly, assembly, tuning, troubleshooting
Transmission:
Clutch system, gearbox overhaul, maintenance, adjustment
Fuel System:
Carburetor (likely Mikuni VM series), fuel tank, fuel lines, troubleshooting
Ignition System:
CDI unit, spark plug, ignition timing, troubleshooting
Cooling System:
Air-cooled system, cylinder head fins, oil lubrication
Exhaust System:
Muffler, header pipe, inspection and maintenance
Electrical System:
Wiring diagrams, lighting, charging system (stator, battery), troubleshooting
Frame And Body:
Frame inspection, seat, fenders, plastic components, graphics
Suspension Front:
Telescopic fork service, oil change, seal replacement, adjustment
Suspension Rear:
Monoshock suspension, linkage inspection, shock absorber service, adjustment
Brakes Front:
Hydraulic disc brake, caliper service, pad replacement, fluid flush, rotor inspection
Brakes Rear:
Drum brake service, adjustment, inspection
Wheels And Tires:
Spoke wheel maintenance, tire pressure, tire replacement, bearing service
Steering:
Handlebar, steering stem, bearings, lubrication, adjustment
Maintenance:
Routine checks, lubrication, filter replacement, chain adjustment, brake adjustment
Troubleshooting:
Diagnostic procedures for common and uncommon issues across all systems
Repair:
Step-by-step instructions for component repair and replacement
Disassembly Assembly:
Complete guidance on dismantling and reassembling all major and minor components
Tuning Adjustment:
Carburetor tuning, suspension adjustments, brake adjustments, chain tension
Depth:
Comprehensive, from basic maintenance to complete engine and chassis rebuilds
File Format:
Portable Document Format (PDF)
Print Quality:
High quality, suitable for printing individual pages or the entire manual
Binding Type:
Not applicable (digital download), but designed for easy printing and binding
Paper Type:
Not applicable (digital download), but original manuals typically use durable, coated paper
Software Requirements:
Adobe Reader (free download)
Accessibility:
Printable, downloadable to tablets and smartphones
Engine Type:
Four-stroke, SOHC, 2-valve
Displacement:
144 cc (approximately, based on KLX140 designation)
Bore X Stroke:
58.0 x 54.4 mm (typical for KLX140, confirm with manual)
Compression Ratio:
9.5:1 (typical for KLX140, confirm with manual)
Cooling Method:
Forced air cooling
Horsepower:
Estimated 11-13 HP (at crankshaft, actual varies by year/tune)
Torque:
Estimated 8-9 lb-ft (at crankshaft, actual varies)
Carburetor Type:
Mikuni VM20SS (typical for KLX140, confirm with manual)
Fuel Type:
Unleaded gasoline
Fuel Tank Capacity:
4.5 Liters (approx. 1.2 US gal)
Oil Type:
SAE 10W-40 API SG or SH (confirm with manual)
Oil Capacity:
0.9 Liters (with filter change, confirm with manual)
Transmission Type:
5-speed, constant mesh, return type
Clutch Type:
Wet, multi-disc
Gear Ratios:
Specific ratios will be detailed in the manual (e.g., 1st: 2.538, 2nd: 1.750, 3rd: 1.333, 4th: 1.045, 5th: 0.857)
Transmission Oil Type:
SAE 80 API GL-4 (confirm with manual)
Engine Oil Change Interval:
Every 1,000 km or 6 months (typical, refer to manual for exact)
Air Filter Cleaning Interval:
Every 1,000 km or as needed in dusty conditions (typical, refer to manual)
Spark Plug Replacement Interval:
Every 6,000 km or 2 years (typical, refer to manual)
Chain Lubrication Adjustment:
Every 500 km and after washing/riding in rain (typical, refer to manual)
Brake Fluid Type:
DOT 3 or DOT 4 (confirm with manual)
Fork Oil Type:
SAE 10W (confirm with manual)
Common Issues:
Carburetor jetting for altitude/temperature, occasional clutch wear with hard use, chain and sprocket wear.
Brand Heritage:
Kawasaki has a long history in motorsports and off-road motorcycles, known for performance and durability.
Model Evolution:
The KLX140 was introduced to fill a gap in Kawasaki's off-road lineup, offering a capable and user-friendly machine for younger riders and casual trail use. The 'L' variant typically denotes longer suspension travel and a taller seat height.
Production Period:
Introduced in 2008, continuing production with updates through current model years.