Market Segment:
Entry-level to intermediate trail/off-road motorcycle.
Target Audience:
Off-road enthusiasts, recreational riders, and those seeking a reliable trail bike for moderate terrain.
Key Competitors:
Honda CRF230F, Kawasaki KLX250S, Suzuki DR-Z250.
Vehicle Key Features:
User-friendly power delivery, tractable engine, capable suspension, electric start (on most models), durable construction.
Manual Benefit:
Enables owners and technicians to perform all necessary maintenance, diagnostics, and repairs to keep the TT-R225 L in optimal working condition, saving time and money.
Covered Systems:
Engine, Carburetion, Chassis, Electrical, Troubleshooting, Periodic Inspection and Adjustments
Page Count Estimated:
Varies by specific manual edition, typically 300-500 pages for a comprehensive service manual
Manual Type:
Service and Repair Manual
Engine Systems:
Top-end overhaul (cylinder, piston, valves), bottom-end overhaul (crankshaft, connecting rod, bearings), lubrication system, cooling system (air-cooled), fuel system (carburetor tuning, cleaning, rebuilding)
Chassis Systems:
Suspension (front forks, rear shock absorber), steering, wheels, tires, brakes (front and rear caliper, master cylinder, hydraulic lines), frame, bodywork
Electrical Systems:
Ignition system, lighting system (headlight, taillight, brake light), charging system (stator, regulator/rectifier), battery, wiring diagrams, component testing
Maintenance Procedures:
Oil change, filter replacement, chain adjustment, spark plug replacement, air filter cleaning/replacement, brake fluid flush, valve clearance adjustment
Diagnostic Procedures:
Troubleshooting common starting issues, performance problems, electrical faults, using diagnostic charts and flowcharts
Repair Procedures:
Engine rebuilds, carburetor overhaul, suspension service, brake component replacement, electrical component repair
Adjustment Procedures:
Carburetor idle speed and mixture, clutch lever free play, throttle cable play, brake lever free play, suspension sag
Technical Depth:
Comprehensive, covering routine maintenance to full engine and chassis overhauls, including detailed torque specifications and internal component tolerances.
Engine Type:
Four-stroke, SOHC, air-cooled
Displacement:
223 cc (13.6 cu. in.)
Bore X Stroke:
66.5 mm x 64.5 mm (2.62 in. x 2.54 in.)
Valve Arrangement:
SOHC, 4 valves
Spark Plug Type:
NGK CR7E (typical)
Horsepower Estimated:
Approximately 16-18 hp (specific dyno data may vary)
Torque Estimated:
Approximately 13-15 lb-ft (specific dyno data may vary)
Fuel Delivery:
Carburetor
Carburetor Model:
Mikuni VM28SS (typical)
Fuel Type:
Unleaded gasoline
Fuel Tank Capacity:
Approx. 2.3 US gal (8.7 L)
Oil Type:
Yamalube 4 (or equivalent API SG, SAE 10W-30 or 20W-40)
Oil Capacity With Filter Change:
Approx. 1.6 US qt (1.5 L)
Oil Filter Part Number:
Yamaha 3X3-13440-90-00 (example, verify for specific model year)
Overall Length:
Approx. 81.1 in. (2060 mm)
Overall Width:
Approx. 31.7 in. (805 mm)
Overall Height:
Approx. 45.9 in. (1165 mm)
Seat Height:
Approx. 35.0 in. (889 mm)
Wheelbase:
Approx. 53.2 in. (1350 mm)
Ground Clearance:
Approx. 11.2 in. (285 mm)
Dry Weight:
Approx. 231 lbs (105 kg)
Wet Weight Estimated:
Approx. 250 lbs (113 kg)
Safety Ratings Motorcycle:
N/A (Motorcycles are not subject to the same safety rating systems as cars).
Braking System Front:
Hydraulic disc
Braking System Rear:
Drum brake
Lighting System:
Headlight, taillight, stoplight, turn signals (often optional or country-dependent).
Infotainment Features:
N/A (Basic recreational motorcycle, no infotainment system).
Driver Assistance Features:
N/A (Basic recreational motorcycle, no electronic driver assistance features).
Starting Method:
Electric start and Kick starter (check specific configuration)
Engine Oil Change Interval:
Every 1000 km (600 miles) or 6 months, whichever comes first.
Oil Filter Replacement Interval:
Every 1000 km (600 miles) or 6 months, along with oil change.
Air Filter Cleaning Interval:
Every 500 km (300 miles) or 3 months, more frequently in dusty conditions.
Spark Plug Inspection Interval:
Every 2000 km (1200 miles) or 12 months.
Valve Clearance Check Interval:
Every 4000 km (2400 miles) or 24 months.
Brake Fluid Replacement Interval:
Every 24 months or as needed.
Front Fork Oil Type:
Yamaha Fork Oil G10 (or SAE 10W)
Front Fork Oil Capacity:
Approx. 359 ml (0.378 US qt) per leg (verify specific year)
Common Wear Items:
Brake pads, clutch plates, chain and sprockets, fork seals, wheel bearings, air filter.
Carburetor Issues:
Clogged jets due to stale fuel, idle mixture instability, float bowl issues.
Engine Performance Issues:
Loss of power due to worn piston rings or valve sealing, starting difficulties due to ignition or fuel system problems.
Electrical Issues:
Faulty rectifier/regulator leading to battery charging issues, loose electrical connections, damaged wiring harnesses.
Yamaha Heritage:
Yamaha Motor Company is a Japanese manufacturer known for its extensive range of motorcycles, marine products, and musical instruments. In motorcycles, Yamaha has a strong legacy in performance, innovation, and off-road capabilities.
Tt R Series Evolution:
The TT-R series represents Yamaha's line of off-road recreational motorcycles, positioned as user-friendly and capable for trail riding. The TT-R225 replaced earlier models and was later succeeded by the TT-R230.
Production Period:
2000-2004 (for TT-R225 model range)
Manufacturing Origin:
Japan (typically, components may vary)
