Yamaha TTR125 TT R125 Full Service & Repair Manual 2005

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🏷️ Basic Information Identification Make: Yamaha Model: TTR125 Model Variant: TT-R125 Year: 2005 Codes Vin Code Range: Applicable to all 2005 TTR125 VINs Engine Code: Typically 4SP-A or similar Yamaha...

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Taper: Motorcycle

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UGS: 381052

Mots clés: 2005 Motorcycle Motorcycles TT Models TT R125 TTR125 Yamaha

Variantes de produits

Description

🏷️ Basic Information

Identification

Make:

Yamaha

Model:

TTR125

Model Variant:

TT-R125

Year:

Codes

Vin Code Range:

Applicable to all 2005 TTR125 VINs

Engine Code:

Typically 4SP-A or similar Yamaha designation for this model

👋 Introduction

Market Position

Market Segment:

Entry-level to intermediate off-road motorcycle, youth/beginner trail bike.

Target Audience:

Beginners, younger riders, recreational trail riders, motocross enthusiasts.

Competitive Analysis

Key Competitors:

Honda CRF100F/CRF150F, Kawasaki KLX110/KLX140, Suzuki DR-Z125.

Key Features

Vehicle Usp:

Reliability, user-friendliness, low maintenance, accessible performance for learning.

Manual Value

Manual Benefit:

Empowers owners and mechanics with factory-accurate procedures, reducing guesswork and ensuring correct repairs.

Licensing Model:

No extra fees, no expiry dates (perpetual license for digital download).

📋 Manual Details

Coverage Areas

Primary Coverage:

Full Service, Repair, Workshop

Geographic Coverage:

Global

Page Count

Estimated Page Count:

300-500 pages (typical for comprehensive factory manuals)

Manual Type

Manual Type:

Factory Service Manual / Workshop Manual

Language

Language:

English

Format

Format:

Digital Download (PDF)

📖 Manual Coverage

Systems Covered

Engine:

Complete overhaul, disassembly, inspection, assembly, tuning, troubleshooting for all engine components.

Fuel System:

Carburetor (Mikuni VM series typically), fuel lines, fuel pump (if applicable), fuel tank service.

Ignition System:

CDI unit, ignition coil, spark plug specifications, timing adjustments, troubleshooting.

Cooling System:

Air-cooled design, relevant components and inspection.

Transmission:

Gearbox inspection, clutch service, lubrication, gear shift mechanism.

Drivetrain:

Chain and sprockets inspection, adjustment, replacement, hub maintenance.

Suspension:

Front forks (telescopic), rear shock absorber, linkages, bearings, service and adjustments.

Brakes:

Front and rear drum or disc brake systems, hydraulic lines, calipers, master cylinders, brake pad replacement, bleeding procedures.

Wheels Tires:

Wheel bearing service, spoke tensioning, tire pressure recommendations, rim inspection.

Electrical System:

Wiring diagrams, lighting system, battery maintenance, charging system (stator, rectifier/regulator), switchgear, troubleshooting.

Frame Chassis:

Frame inspection, steering head bearing service, swingarm maintenance, peg and lever adjustments.

Bodywork:

Fairings, fenders, seat, fuel tank cover, graphics, replacement and alignment.

Procedures Included

Routine Maintenance:

Oil changes, filter replacement, chain lubrication and adjustment, brake adjustments, tire pressure checks.

Troubleshooting:

Diagnostic flowcharts and symptom-based troubleshooting for common issues.

Engine Rebuild:

Complete engine disassembly, component inspection, measurement, clearance checks, reassembly, and break-in procedures.

Suspension Service:

Fork seal replacement, oil changes, shock absorber service and replacement.

Brake System Service:

Pad replacement, caliper service, master cylinder rebuild, bleeding procedures.

Electrical Diagnostics:

Fault finding for starting, lighting, and charging systems using wiring diagrams.

Carburetor Tuning:

Adjustment of idle speed, mixture, and jetting recommendations for different conditions.

Wiring Diagrams:

Detailed electrical schematics for all systems.

Technical Depth

Depth Of Coverage:

Comprehensive: Covers all aspects from routine maintenance to complete engine and chassis overhauls.

Diagnostic Capabilities:

Advanced troubleshooting and diagnostic procedures for mechanical and electrical issues.

Special Tools:

Lists and descriptions of specialized tools required for certain procedures.

📊 Manual Specifications

File Format

File Format:

Searchability:

Text-searchable PDF for easy navigation.

Print Quality

Print Quality:

High-resolution images and diagrams suitable for printing.

Binding Type

Binding Type:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Four-stroke, SOHC, Air-cooled

Displacement:

124 cc

Bore X Stroke:

54 mm x 54.5 mm

Compression Ratio:

9.5:1

Carburetor:

Mikuni VM20 (typical, may vary slightly by specific sub-model)

Ignition:

CDI (Capacitor Discharge Ignition)

Starting System:

Kickstart

Performance

Horsepower Estimated:

Approximately 10-12 HP (at crankshaft, depending on tuning and specific variant)

Torque Estimated:

Approximately 7-9 lb-ft (at crankshaft, depending on tuning and specific variant)

Fuel System

Fuel Type:

Unleaded gasoline

Fuel Tank Capacity:

1.7 Gallons (approx. 6.5 Liters)

Fluid Specifications

Engine Oil Type:

Yamalube 4 (or equivalent SAE 10W-40 API SG or higher motorcycle oil)

Engine Oil Capacity:

Approximately 1.0 - 1.2 Liters (check dipstick)

🔧 Transmission

Standard

Transmission Type:

5-speed constant mesh

Clutch Type:

Wet, multi-plate

Features

Gear Ratios:

Specific ratios detailed in manual (e.g., 1st: 2.833, 2nd: 1.933, 3rd: 1.350, 4th: 1.050, 5th: 0.875)

Fluid Specifications

Transmission Oil Type:

Yamalube Gear Oil (or equivalent SAE 80 API GL-4)

Transmission Oil Capacity:

Approximately 0.5 Liters

📐 Dimensions

Exterior

Overall Length:

73.2 inches (1860 mm)

Overall Width:

31.5 inches (800 mm)

Overall Height:

43.9 inches (1115 mm)

Seat Height:

32.1 inches (815 mm)

Wheelbase:

50.2 inches (1275 mm)

Weights

Dry Weight:

174 lbs (79 kg)

Wet Weight Estimated:

Approx. 190 lbs (86 kg)

Max Load Capacity:

Not explicitly specified, but suitable for a single rider up to 200 lbs.

Wheels Tires

Front Tire Size:

2.50-17 4PR

Rear Tire Size:

3.00-14 4PR

Front Wheel:

17-inch Spoked

Rear Wheel:

14-inch Spoked

Wheelbase:

1275 mm (50.2 in)

Suspension Travel

Front Suspension Travel:

6.3 inches (160 mm)

Rear Suspension Travel:

5.8 inches (147 mm)

🛡️ Safety Features

Ratings

Crash Safety Rating:

N/A (Motorcycle safety is not typically rated in the same way as cars; focus is on rider protection through gear and handling).

Active Features

Braking System:

Front drum or disc brake (depending on specific model variant), Rear drum brake.

Handling Characteristics:

Designed for stable, predictable handling for novice riders.

Passive Features

Lighting:

Headlight, taillight/stoplight, front/rear turn signals (market dependent).

Ergonomics:

Designed for comfortable rider positioning and control.

💡 Technology Features

Infotainment

Infotainment System:

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

Driver Assistance

Driver Assistance Features:

N/A (No electronic driver assistance systems).

Connectivity

Connectivity Features:

N/A (No electronic connectivity features).

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 1000 km (600 miles) or 6 months, whichever comes first.

Air Filter Cleaning:

Every 1000 km (600 miles), or more frequently in dusty conditions.

Spark Plug Inspection:

Every 3000 km (1800 miles).

Valve Clearance Check:

Every 6000 km (3600 miles).

Chain Adjustment Lubrication:

Every 500 km (300 miles), or after washing/wet riding.

Fluid Specifications

Brake Fluid Type:

DOT 3 or DOT 4 (check master cylinder cap)

Known Issues

Common Wear Items:

Clutch plates, chain and sprockets, front fork seals, wheel bearings, carburetor jets due to dirt ingress.

Trouble Areas:

Carburetor gumming if not used regularly, kickstart mechanism wear, chain slack management.

📚 Vehicle History

Brand Heritage

Brand Focus:

Yamaha is renowned for its extensive history in motorcycle manufacturing, known for performance, reliability, and innovation across various disciplines, including off-road.

Model Evolution

Ttr Lineage:

The TTR line represents Yamaha's entry-level to mid-range off-road models, designed to introduce riders to trail riding and motocross with approachable power and handling.

2005 Updates:

The 2005 model year for the TTR125 saw refinements common to the line, building on established platform; specific major changes typically detailed in factory service bulletins.

Production

Manufacturing Origin:

Primarily manufactured in Japan or under Yamaha's global manufacturing umbrella.

Production Period:

The TTR125 model has been in continuous production for many years, with the 2005 model being part of a long-standing and popular generation.

🏆 Awards & Recognition

Recognitions

Industry Recognition:

Consistently praised for its reliability and suitability as a beginner's trail bike.

Ratings

Owner Satisfaction:

Generally high owner satisfaction for its intended purpose and durability.

Certifications

Emission Compliance:

Compliant with relevant emissions standards for its model year (specifics vary by region).