🏷️ Basic Information

Make:

Yamaha

Model:

TT-R50

Year:

2006

Vehicle Type:

Motorcycle

Category:

Off-Road / Mini Bike / Youth Motorcycle

👋 Introduction

Target Audience:

Entry-level riders, youth riders, and parents/guardians responsible for the maintenance of the TT-R50.

Segment:

Mini moto, beginner off-road recreation.

Key Competitors:

Honda CRF50F, Kawasaki KLX110 (though slightly larger engine), Suzuki JR50 (older model).

Vehicle Selling Points:

Automatic transmission, electric start (on later models, but this is 2006 which is kick start), low seat height, user-friendly power delivery, reliable 4-stroke engine.

Benefit To Owner:

Enables owners to perform routine maintenance, minor repairs, and troubleshooting, saving on dealership service costs and maximizing uptime.

📋 Manual Details

Primary Coverage:

Comprehensive repair and service for the Yamaha TT-R50 (2006 model year).

Secondary Coverage:

Maintenance, troubleshooting, diagnostics, and component-level repair instructions.

Estimated Pages:

Varies by specific publication, typically 100-250 pages for a complete service manual.

Type:

Repair Service Manual

Language:

English

Format:

Digital Download (PDF)

📖 Manual Coverage

Engine:

Detailed breakdown of the 49cc 4-stroke engine, including carburetor, ignition, cooling (air), and exhaust systems.

Transmission:

Automatic clutch operation and gearbox maintenance.

Chassis:

Frame, suspension (front telescopic fork, rear swingarm with single shock), steering, and wheel assembly.

Brakes:

Drum brake system inspection, adjustment, and component replacement for front and rear.

Electrical:

Wiring diagrams, lighting system, battery charging system (DC ignition), and starter system (kick start only).

Fuel System:

Carburetor tuning, cleaning, and fuel tank/line inspection.

Routine Maintenance:

Oil changes, air filter cleaning/replacement, spark plug inspection/replacement, chain adjustment, brake adjustment.

Troubleshooting:

Diagnostic flowcharts and common problem identification for starting issues, running problems, and electrical faults.

Engine Repair:

Top-end rebuild (cylinder, piston, rings), valve adjustment, carburetor overhaul, and exhaust system service.

Chassis Repair:

Steering bearing service, swingarm bearing lubrication/replacement, suspension fork seal replacement.

Electrical Repair:

Ignition coil testing, stator/flywheel inspection, and basic wiring harness troubleshooting.

Depth:

Comprehensive, covering from basic user maintenance to detailed component disassembly, repair, and reassembly.

Diagnostics:

Includes specifications for checking ignition timing, carburetor settings, and engine compression.

Rebuilds:

Detailed instructions for engine and gearbox component overhauls.

📊 Manual Specifications

Format:

PDF

Searchability:

Typically text-searchable PDF for easy information retrieval.

Printability:

Designed for high-quality printing on standard computer printers.

Detail Level:

Illustrated with step-by-step instructions and detailed diagrams.

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type:

4-stroke, SOHC, 2-valve

Displacement:

49 cc (3.0 cu. in.)

Bore X Stroke:

39.0 mm x 41.4 mm (1.54 in x 1.63 in)

Compression Ratio:

9.5:1

Cooling System:

Forced air cooling

Horsepower:

Approximately 3.4 HP @ 8,500 RPM (estimated, specific figures may vary).

Torque:

Not typically published, but designed for low-end grunt suitable for its class.

Carburetor Model:

Mikuni VM12

Fuel Type:

Unleaded gasoline

Fuel Tank Capacity:

2.0 L (0.53 US gal)

Ignition Type:

CDI (Capacitor Discharge Ignition)

Spark Plug Type:

NGK CR6HSA or similar

Oil Type:

Yamalube 4 (or equivalent SAE 10W-30 API SE, SF, SG type motorcycle oil)

Oil Capacity:

0.80 L (0.85 US qt) without filter change, 0.90 L (0.95 US qt) with filter change.

🔧 Transmission

Type:

Constant mesh, 3-speed, automatic clutch

Gear Ratios:

Specific gear ratios are detailed in the manual, crucial for understanding power delivery.

Clutch Type:

Wet, centrifugal, automatic

Transmission Oil:

Yamalube 4 (or equivalent SAE 10W-30 API SE, SF, SG type motorcycle oil) - same as engine oil.

📐 Dimensions

Overall Length:

1,340 mm (52.8 in)

Overall Width:

620 mm (24.4 in)

Overall Height:

825 mm (32.5 in)

Seat Height:

580 mm (22.8 in)

Wheelbase:

935 mm (36.8 in)

Ground Clearance:

160 mm (6.3 in)

Wet Weight:

53 kg (117 lbs) (approximate)

Dry Weight:

N/A (typically wet weight is quoted for motorcycles)

🛡️ Safety Features

Crash Test Data:

Motorcycles are not subject to standardized crash testing in the same manner as cars.

Handling:

Designed for stability and ease of control for young riders.

Frame Construction:

Steel backbone frame designed for durability.

Protective Features:

Low seat height, lightweight design aids in rider control and recovery from instability.

💡 Technology Features

Features:

N/A (This is a basic off-road motorcycle with no electronic infotainment systems).

Features:

N/A (No electronic driver assistance systems).

Features:

N/A (No connectivity features).

🔧 Maintenance

Engine Oil Change:

Every 1,000 km (600 miles) or 6 months.

Air Filter Cleaning:

Every 20 hours of operation or monthly.

Spark Plug Check:

Every 1,000 km (600 miles) or annually.

Chain Tension Check:

Every 500 km (300 miles) or as needed.

Valve Clearance Check:

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

Engine Oil Viscosity:

SAE 10W-30

Engine Oil Standard:

API SE, SF, SG or higher

Brake Fluid:

DOT 3 or DOT 4 (for drum brakes, primarily refers to adjustment, not hydraulic fluid).

Common Wear Items:

Chain and sprockets, tires, brake shoes, air filter, spark plug. Carburetor jets can become clogged if fuel is left sitting.

Potential Problems:

Overheating if ridden too hard in extreme conditions (though air-cooled), automatic clutch wear over time with aggressive use.

📚 Vehicle History

Yamaha Motorcycles:

Yamaha Motor Corporation, established in 1955, has a long-standing reputation for producing high-quality motorcycles across various disciplines, from sportbikes to off-road and utility vehicles.

Tt-R Series:

The TT-R line represents Yamaha's commitment to the off-road and youth motorcycle market, offering accessible and reliable machines.

Tt-R50 Development:

The TT-R50 was introduced to provide a safe and easy-to-ride entry-level off-road motorcycle for younger enthusiasts, building on Yamaha's experience with previous mini-bikes.

Manufacturing Origin:

Typically manufactured in Japan or Southeast Asia by Yamaha.

🏆 Awards & Recognition

Industry Awards:

While specific awards are not readily available for this model year, the TT-R50 is consistently recognized within the industry as a benchmark for entry-level youth dirt bikes due to its reliability and ease of use.

Consumer Satisfaction:

Generally high consumer satisfaction due to its durability and suitability for its intended purpose.