2005-2006 Yamaha TT-R125 Workshop Manual
Complete workshop coverage for TT-R125 models with 124cc engine, CDI ignition, and 5-speed transmission. Includes maintenance schedules, specifications, torque values, and repair procedures.
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Sample pages from the 2005-2006 Yamaha TT-R125 Workshop Manual manual
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Models Covered & Key Technical Specifications
Yamaha TT-R125 Off-Road – 2005–2006 Factory Service Manual | TT-R125 Series Portfolio.
- Engineered Electrical Specs is standardized to 248–372 Ω Pickup Coil Resistance Baseline
- Design Amperage Specs is rated at 12 V/3.2 AH Battery Capacity Requirements
- Documented Heat Dissipation achieves 124 cm³ (7.57 cu in) Engine Displacement Threshold
- Principal Footprint Data determines 1,830–1,890 mm Length × 785–795 mm Width Mapping
- Advanced Securement Values are set to 22 N·m Cylinder Head Fastener Torque Configuration
- Primary Dimensional Tolerance achieves 0.020–0.026 mm Piston-to-Cylinder Clearance Sequences
Professional Workshop Service Manual & Technical Specifications
Yamaha TT-R125 Workshop Manual (2005-2006)
System-Identifier: DOC-4177307232 | Technical-Benchmarks: 610 pages, Multi-language | Serial-Range: TT-R125 05-06
| Component Category | Documentation Focus | Reference Materials |
|---|---|---|
| Engine Systems | Displacement specifications, cylinder orientation, valve train architecture | Schematic diagrams, wiring illustrations |
| Transmission & Drivetrain | Gear ratios, clutch assembly overview, chain/sprocket references | Technical drawings, component layouts |
| Suspension & Chassis | Frame construction, fork/shock positioning, wheel specifications | Assembly diagrams, measurement charts |
Engine and Fuel System Documentation
This manual section contains comprehensive documentation of the TT-R125's engine specifications, including displacement measurements, cylinder head design, valve timing references, and fuel system component layout. Readers will find detailed documentation of the carburetor assembly structure, fuel filter positioning, and intake manifold configuration. The section includes technical drawings illustrating engine block dimensions and component relationships.
Transmission and Clutch Assembly
The manual documents the transmission case design, gear train configuration, and clutch mechanism assembly. This section provides overview illustrations of the clutch plate stack arrangement, primary drive gear specifications, and transmission oil circulation pathways. Component location diagrams show the relationship between transmission housing and engine block interface.
Electrical and Ignition Systems
Extensive wiring diagrams document the electrical system architecture, including lighting circuits, charging system layout, and ignition timing references. The manual contains schematic representations of the CDI unit connections, stator winding configurations, and battery charging pathways. Color-coded wire routing illustrations guide readers through system organization.
Suspension and Steering Geometry
This section documents the front fork tube diameter, shock absorber mounting points, and steering head angle specifications. Detailed illustrations show suspension component positioning within the frame structure. The manual references swingarm pivot points and shock reservoir mounting locations through technical drawings.
Brake System Components
Documentation covers brake pad material specifications, rotor diameter measurements, and hydraulic line routing. The manual illustrates brake caliper mounting brackets and master cylinder positioning through cross-sectional diagrams. Brake fluid circulation pathways are documented with component relationship drawings.
Cooling System Architecture
The manual documents coolant circulation pathways, radiator core fin density references, and thermostat valve positioning. Technical drawings illustrate water pump housing configuration and cooling jacket passages throughout the engine block. Hose routing diagrams show component interconnections.
Chassis and Frame Structure
Frame tube diameter specifications, welding point locations, and structural reinforcement areas are documented with technical drawings. The manual illustrates fuel tank mounting brackets and seat frame attachment points through detailed diagrams showing geometric relationships.
Fuel Tank and Carburetor Configuration
Documentation includes fuel tank volume specifications, carburetor jet sizing references, and float chamber design illustrations. The manual shows fuel line routing from tank through filter to carburetor inlet, with component positioning diagrams.
Wheel and Tire Specifications
Rim diameter measurements, tire aspect ratios, and wheel bearing specifications are documented with technical references. The manual illustrates hub bearing arrangement and spoke tension loading through cross-sectional drawings.
Available in: English | French | German | Spanish
Document Type: Workshop Manual | Applications: Yamaha TT-R125 (2005-2006 model years)
This comprehensive 610-page manual serves as a reference document for understanding the TT-R125 dirt bike's mechanical architecture, component specifications, and assembly relationships across all major systems.
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