Yamaha TT R125 TTR125 Service Repair Manual 2009-2010

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🏷️ Basic Information Identification Make: Yamaha Model: TT-R125 Model Variant: TT-R125, TT-R125E (Electric Start), TT-R125L (Longer/Taller), TT-R125LE (Electric Start Long/Tall) Year: 2009-2010 Codes Vin Code: Fourth character usually indicates model...

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Taper: Motorcycle

Distributeur:

UGS: 268128

Mots clés: 2009 2010 Motorcycle Motorcycles TT Models TT R125 TTR125 Yamaha

Variantes de produits

Description

🏷️ Basic Information

Identification

Make:

Yamaha

Model:

TT-R125

Model Variant:

TT-R125, TT-R125E (Electric Start), TT-R125L (Longer/Taller), TT-R125LE (Electric Start Long/Tall)

Year:

2009-2010

Codes

Vin Code:

Fourth character usually indicates model variant (e.g., E for Electric Start), subsequent characters denote model year and production sequence.

👋 Introduction

Market Position

Target Audience:

Owners and technicians performing maintenance, repairs, and restorations on Yamaha TT-R125 models from 2009-2010.

Vehicle Segment:

Lightweight off-road/trail motorcycle, beginner-friendly motocross bike.

Competitive Analysis

Competitors:

Honda CRF100F/CRF125F, Kawasaki KLX110/KLX125, Suzuki DR-Z110/DR-Z125.

Key Features

Manual Value Proposition:

Provides detailed, expert-level guidance to ensure proper maintenance and repair, saving time and money.

Vehicle Key Features:

Reliable air-cooled engine, user-friendly power delivery, durable chassis, suitable for trail riding and novice competition.

📋 Manual Details

Coverage Areas

Covered Models:

Yamaha TT-R125 (all variants: TT-R125, TT-R125E, TT-R125L, TT-R125LE)

Covered Years:

2009, 2010

Page Count

Page Count:

Hundreds of pages (specific number not provided, but description indicates comprehensive nature)

Manual Type

Manual Type:

Service Repair Manual

Language

Language:

English

Format

Format:

📖 Manual Coverage

Systems Covered

Engine:

Complete engine disassembly, assembly, inspection, diagnosis, and repair of all internal and external components.

Fuel System:

Carburetor identification, adjustment, cleaning, and rebuilding; fuel tank and line maintenance; fuel pump (if applicable) inspection.

Ignition System:

CDI unit, ignition coil, spark plug, wiring diagrams, timing checks, and troubleshooting.

Transmission Drivetrain:

Clutch operation, inspection, and adjustment; gearbox disassembly and assembly; final drive inspection and maintenance (chain and sprockets).

Cooling System:

Air cooling system inspection, fin cleaning, and general condition assessment.

Electrical System:

Wiring diagrams, battery maintenance, charging system (stator, regulator/rectifier), lighting circuits, starter system (for E models), and switchgear.

Suspension System:

Front fork (telescopic) disassembly, inspection, fluid replacement, seal replacement, and adjustment; rear shock absorber inspection and replacement.

Braking System:

Front and rear brake lever/pedal adjustment, cable inspection and lubrication, brake pad inspection and replacement, caliper maintenance, and brake fluid checks (if applicable, though typically drum brakes).

Wheel Hubs Bearings:

Wheel removal and installation, hub inspection, and wheel bearing maintenance and replacement.

Frame Chassis:

Frame inspection for damage, steering head bearing maintenance and adjustment, and general chassis component checks.

Bodywork Trim:

Removal and installation of fenders, seat, fuel tank cover, side panels, and other body components.

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, chain lubrication and adjustment, air filter cleaning, spark plug replacement, and valve clearance checks.

Troubleshooting Diagnostics:

Step-by-step diagnostic procedures for common performance issues, starting problems, electrical faults, and mechanical malfunctions.

Engine Rebuild:

Detailed instructions for complete engine overhaul, including piston and ring replacement, cylinder head work, crankshaft inspection, and valve reconditioning.

Carburetor Tuning:

Comprehensive guide to carburetor adjustment for optimal performance and altitude compensation.

Suspension Rebuild:

Instructions for servicing front forks and rear shock absorbers, including seal and oil replacements.

Electrical Component Replacement:

Guidance on replacing ignition coils, stators, regulators, starters, and other electrical parts.

Brake System Service:

Procedures for brake adjustment, pad replacement, and general brake system upkeep.

Technical Depth

Depth Of Coverage:

Comprehensive; covers everything from basic maintenance and adjustments to complete engine and chassis overhauls.

Diagnostic Tools:

While not a diagnostic tool itself, it provides the information necessary to use basic tools for diagnosis (e.g., feeler gauges, multimeter).

Troubleshooting Flowcharts:

Likely includes flowcharts or step-by-step diagnostic trees for common problems.

Torque Specifications:

Includes detailed torque specifications for all critical fasteners.

Clearances Tolerances:

Provides precise measurements for clearances and tolerances on engine components (e.g., piston to cylinder, valve clearances).

Wiring Diagrams:

Detailed electrical wiring diagrams for all electrical systems.

📊 Manual Specifications

File Format

File Format:

Searchable:

Typically PDFs of this nature are searchable by text.

Print Quality

Print Quality:

High quality, suitable for printing individual pages or the entire manual.

Binding Type

Binding Type:

N/A (Digital PDF)

Paper Type

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Primary Engine

Engine Type:

4-stroke, SOHC, 2-valve, Air-cooled

Displacement:

124 cc (7.57 cu. in.)

Bore X Stroke:

54 mm x 54.5 mm (2.13 in x 2.15 in)

Compression Ratio:

9.5:1

Performance

Horsepower Est:

Approx. 10-12 HP (Note: Official figures often not published for this class)

Torque Est:

Approx. 7-8 lb-ft (Note: Official figures often not published for this class)

Fuel System

Carburetor Model:

Mikuni VM20SS (typical for models of this era)

Fuel Type:

Unleaded gasoline

Fuel Tank Capacity:

1.7 L (0.45 gal)

Ignition

Ignition System:

CDI (Capacitor Discharge Ignition)

Spark Plug Type:

NGK CR7HSA (or equivalent)

Lubrication

Lubrication Type:

Wet sump

Engine Oil Capacity:

0.8 L (0.85 US qt)

Recommended Oil Viscosity:

SAE 10W-30 API SG or higher (check manual for exact spec)

🔧 Transmission

Standard

Transmission Type:

5-speed constant mesh

Clutch Type:

Wet, multiple-disc

Final Drive:

Chain drive

Features

Gear Ratios:

Specific ratios usually found in the manual, essential for performance tuning.

📐 Dimensions

Exterior

Overall Length:

Approx. 1770 mm (69.7 in) for TT-R125 / 1840 mm (72.4 in) for TT-R125L

Overall Width:

Approx. 780 mm (30.7 in)

Overall Height:

Approx. 1080 mm (42.5 in) for TT-R125 / 1140 mm (44.9 in) for TT-R125L

Seat Height:

Approx. 795 mm (31.3 in) for TT-R125 / 825 mm (32.5 in) for TT-R125L

Wheelbase:

Approx. 1275 mm (50.2 in) for TT-R125 / 1285 mm (50.6 in) for TT-R125L

Ground Clearance:

Approx. 270 mm (10.6 in) for TT-R125 / 295 mm (11.6 in) for TT-R125L

Weights

Curb Weight:

Approx. 98 kg (216 lbs) for TT-R125 / 100 kg (220 lbs) for TT-R125L (wet)

Front Tire Size:

70/100-17 M/C 40P (TT-R125) / 70/100-19 M/C 42P (TT-R125L)

Rear Tire Size:

90/100-14 M/C 49P (TT-R125) / 90/100-16 M/C 54P (TT-R125L)

Wheel Bolt Pattern:

N/A (spoked wheels, hub-mounted bearings)

🛡️ Safety Features

Ratings

Safety Ratings:

Not applicable to off-road motorcycles in the same way as passenger cars; emphasis on rider protection through design and proper operation.

Active Features

Braking System:

Drum brakes front and rear for durability and simplicity.

Passive Features

Chassis Design:

Sturdy steel frame designed for off-road abuse.

Ergonomics:

Designed for rider control and comfort during off-road riding.

💡 Technology Features

Infotainment

Infotainment System:

N/A (Basic off-road motorcycle, no infotainment features).

Driver Assistance

Assistance Systems:

N/A (No electronic rider aids like ABS or traction control).

Connectivity

Connectivity Features:

N/A (No integrated electronic connectivity).

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 1,000 km (600 miles) or 6 months, whichever comes first (consult manual for exact recommendations).

Air Filter Cleaning:

Clean every 500 km (300 miles) or more frequently in dusty conditions.

Spark Plug Check:

Check and clean/gap every 1,000 km (600 miles); replace as needed.

Valve Clearance Check:

Check every 4,000 km (2,500 miles) or annually.

Chain Lubrication Adjustment:

Lubricate every 500 km (300 miles) and check for slack at the same interval.

Fluid Specifications

Engine Oil Spec:

Yamalube 4 (or equivalent) SAE 10W-30 API SG.

Brake Fluid Spec:

N/A (Drum brakes do not use hydraulic fluid).

Fork Oil Type:

Yamaha Fork Oil G10 (or equivalent SAE 10W damping fluid)

Fork Oil Quantity:

Approx. 375 ml per fork leg (check manual for exact specification and level).

Known Issues

Carburetor Fouling:

Common with infrequent use; requires cleaning and proper fuel storage.

Clutch Wear:

Can wear prematurely with aggressive riding or improper clutch use.

Chain And Sprockets:

Wear out over time, especially with poor maintenance; requires regular adjustment and lubrication.

Air Filter Maintenance:

Neglecting air filter cleaning can lead to premature engine wear.

📚 Vehicle History

Brand Heritage

Brand Focus:

Yamaha has a long and successful history in motorcycle manufacturing, particularly in off-road and performance segments.

Model Evolution

Tt R Lineage:

The TT-R line represents Yamaha's commitment to entry-level and intermediate off-road riders, evolving from earlier models like the TT-R125 and TT-R125G.

Production

Production Era:

The TT-R125 was a popular model in the early 2000s and continued with updates through the late 2000s.

Manufacturing Location:

Typically manufactured in Japan or various Yamaha global production facilities.

🏆 Awards & Recognition

Recognitions

Industry Awards:

While specific awards for this model year are not readily cited, the TT-R125 series has been consistently recognized as a top choice for beginner riders and a durable trail bike.

Ratings

Owner Satisfaction:

Generally high due to its reliability and ease of use.