Segment:
Entry-level to intermediate off-road/trail motorcycle, popular for recreational use and youth riders
Competitors:
Honda CRF series, Kawasaki KLX series, Suzuki DR-Z series (similar displacement class)
Features:
Long wheelbase (LW) for improved stability, ease of use, reliability, and Yamaha's reputation for quality
Manual Value Proposition:
Provides comprehensive, step-by-step instructions and detailed diagrams essential for maintaining and repairing this specific Yamaha model, reducing reliance on guesswork and potentially costly mistakes.
Primary Focus:
Comprehensive repair and maintenance for the 2000 Yamaha TTR 125LW-N
Scope:
All aspects of disassembly, repair, assembly, and inspection
Type:
Workshop Service Repair Manual
Format:
Printed (implied by 'handy reference' and page count)
Engine:
Complete engine overhaul, internal components, lubrication system, cooling system (if applicable), ignition system, starting system
Transmission:
Gearbox disassembly, assembly, inspection, clutch operation, gear shift mechanism
Chassis:
Frame inspection and repair, suspension (front fork, rear shock absorber) overhaul and adjustment, steering system
Brakes:
Front and rear brake system inspection, service, and repair (likely drum or disc depending on specific LW variant, but manual covers both)
Electrical:
Wiring diagrams, lighting system, ignition system components, battery, charging system (stator/flywheel)
Fuel System:
Carburetor disassembly, cleaning, adjustment, fuel tank, fuel lines
Exhaust System:
Exhaust pipe, muffler inspection and replacement
Wheels And Tires:
Tire inspection, replacement, wheel bearing service, spoke tension adjustment
Bodywork And Cosmetics:
Fender, seat, plastics inspection and replacement, graphics
Routine Maintenance:
Oil changes, filter replacements, chain adjustment and lubrication, spark plug service, air filter cleaning
Troubleshooting:
Diagnostic guides for common problems, symptom-based solutions
Component Overhaul:
Detailed steps for rebuilding major components like engine and transmission
Assembly And Disassembly:
Step-by-step instructions with emphasis on correct procedure and torque specifications
Inspection And Adjustment:
Wear checks, clearances, tension adjustments for various systems
Special Tool Requirements:
Identification and usage of specialized tools for specific tasks
Depth:
Comprehensive from basic maintenance to complete engine rebuilds and advanced diagnostics
Audience:
Professional mechanics and skilled DIY enthusiasts
Visuals:
Includes exploded diagrams for ease of identification and procedural guidance
Digital Format:
Not specified, but assumed to be a scanned or digitally produced print manual
Quality:
High quality, designed for durability and frequent reference in a workshop environment
Binding:
Likely saddle-stitched or perfect bound for ease of use and lay-flat capability
Paper:
Durable, likely coated paper to withstand workshop conditions and oil smudges
Type:
4-stroke, SOHC, air-cooled
Displacement:
124 cc (approx.)
Bore X Stroke:
Approximately 54.0 mm x 54.5 mm (specification to be confirmed by manual)
Compression Ratio:
Likely around 9.5:1 to 10.5:1 (specification to be confirmed by manual)
Horsepower:
Estimated 10-12 HP (specification to be confirmed by manual)
Torque:
Estimated 7-8 lb-ft (specification to be confirmed by manual)
Carburetor Type:
Mikuni VM series (likely 26mm or similar, specification to be confirmed by manual)
Fuel Type:
Unleaded gasoline
Type:
CDI (Capacitor Discharge Ignition)
Engine Oil Change:
Recommended every 1000 km or 6 months, whichever comes first (specific interval to be confirmed by manual)
Air Filter Cleaning:
Recommended every 500 km or as needed based on operating conditions (specific interval to be confirmed by manual)
Spark Plug Replacement:
Recommended every 5000 km or as per inspection findings (specific interval to be confirmed by manual)
Chain Lubrication:
Recommended every 300 km or after washing/riding in wet conditions
Engine Oil Type:
Yamalube 4 (10W-40) or equivalent API SG, JASO MA certified motorcycle oil (specific grade to be confirmed by manual)
Engine Oil Capacity:
Approximately 0.95 L (without filter change) / 1.05 L (with filter change) (specification to be confirmed by manual)
Brake Fluid:
DOT 3 or DOT 4 (specification to be confirmed by manual)
Common Wear Items:
Clutch plates, chain and sprockets, brake pads/shoes, fork seals, wheel bearings are typical wear items for this model.
Carburetor Tuning:
Carburetors may require periodic cleaning and adjustment due to fuel deposits and usage.
Suspension Performance:
Older suspension may require service (oil change, seal replacement) to maintain optimal performance.
Manufacturer:
Yamaha Motor Company, renowned for its long history in motorcycle manufacturing and innovation.
Ttr Line:
The TTR line is Yamaha's series of trail-oriented four-stroke motorcycles, known for their reliability and user-friendliness.
Introduction Era:
The TTR 125 was introduced in the early 2000s as a successor to older trail bike models.
Variants:
Available in standard and Long Wheelbase (LW) versions, often with electric start options on later models.
