Positioning:
The Yamaha TW200 TRAILWAY is a niche dual-purpose motorcycle renowned for its exceptional off-road capability, particularly in soft terrain like sand and mud, due to its distinctive extra-wide rear tire. It appeals to riders seeking a rugged, simple, and versatile machine for recreational trail riding, light commuting, or unique stylistic expression.
Competitors:
Competes indirectly with other entry-level dual-sport motorcycles and specialized off-road bikes. Its unique tire setup differentiates it significantly from competitors like the Honda XR series, Suzuki DR-Z series, or Kawasaki KLR series, which typically feature more conventional tire sizes.
Distinguishing Features:
Iconic extra-wide 180mm rear tire for superior traction in soft conditions, simple and durable air-cooled engine, robust chassis, low seat height for accessibility, reliable kick-start mechanism (often supplemented by electric start in later models), suitability for customization.
Engine:
Full engine overhaul, top-end, bottom-end, tuning, carburetor, ignition system, cooling system (air-cooled).
Transmission:
Clutch operation, gearbox disassembly and assembly, shift drum and forks, final drive (chain).
Brakes:
Front drum brake system, rear drum brake system, brake adjustments, linings, cable routing.
Suspension:
Front telescopic forks (oil changes, seal replacement), rear monoshock suspension (shock absorber inspection, linkage maintenance).
Electrical:
Wiring diagrams, lighting system, ignition system (CDI), charging system (stator, rectifier/regulator), battery, starter system (kick start only for most models).
Fuel System:
Fuel tank maintenance, fuel petcock, carburetor (VM series likely) overhaul and adjustment, fuel lines.
Frame And Bodywork:
Frame inspection, body panel removal and installation, seat, handlebars, fenders, exhaust system.
Maintenance:
Scheduled maintenance, oil changes, filter replacement, spark plug replacement, chain adjustment, brake adjustments, general inspections.
Troubleshooting:
Diagnostic charts, common problems and solutions for engine, electrical, and mechanical systems.
Repair:
Step-by-step instructions for component removal, disassembly, cleaning, inspection, repair, and reassembly.
Rebuild:
Complete engine rebuild procedures, including piston, ring, and cylinder servicing.
Depth:
Comprehensive: Covers everything from basic adjustments and routine maintenance to complete engine and chassis overhauls, including detailed torque specifications and diagnostic information.
Type:
Four-stroke, SOHC, air-cooled, two-valve single-cylinder
Bore X Stroke:
67.0 mm x 55.7 mm (approximate, verify for specific years)
Compression Ratio:
9.5:1 (approximate, verify for specific years)
Horsepower:
Approximately 15-17 HP @ 7500-8000 RPM (varies slightly by year and tuning)
Torque:
Approximately 11-13 lb-ft @ 5000-6000 RPM (varies slightly by year)
Carburetor Type:
Mikuni VM series (e.g., VM26) single carburetor
Fuel Tank Capacity:
Approximately 1.7 US gallons (6.5 liters)
Ignition System:
CDI (Capacitor Discharge Ignition)
Length:
Approximately 82.1 inches (2085 mm)
Width:
Approximately 33.7 inches (855 mm) at widest point (handlebar)
Height:
Approximately 44.1 inches (1120 mm)
Wheelbase:
Approximately 51.4 inches (1305 mm)
Ground Clearance:
Approximately 9.4 inches (239 mm)
Seat Height:
Approximately 31.9 inches (810 mm)
Dry Weight:
Approximately 278 lbs (126 kg)
Curb Weight:
Approximately 295 lbs (134 kg) (with all fluids)
Rear Tire:
180/80-14M/C 4PR (distinctive feature)
Crash Test Ratings:
Not applicable (motorcycle not subjected to automotive crash testing standards)
Braking System:
Drum brakes front and rear, offering reliable stopping power suitable for its performance envelope. Later models might feature front disc brakes.
Lighting:
Headlight, tail light, brake light, turn signals for road legality.
Frame Construction:
Steel diamond frame providing a robust foundation for off-road use.
Ergonomics:
Comfortable, upright riding position for extended trail use and ease of control.
Features:
Basic, function-focused design. Typically includes a mechanical speedometer and odometer, and indicator lights for neutral, turn signals, and high beam. No advanced infotainment systems.
Features:
No electronic driver assistance features. Focus is on rider input and mechanical operation.
Features:
No connectivity features. Designed for simplicity and ruggedness.
Oil Change Interval:
Recommended every 2,000-3,000 km (1,200-1,800 miles) or 6 months, whichever comes first (typical for this era and engine type, refer to manual for exact specification).
Spark Plug Replacement:
Recommended every 10,000-12,000 km (6,000-7,500 miles) (typical for the NGK D8EA or similar, refer to manual).
Air Filter Cleaning:
Recommended every 1,000-2,000 km (600-1,200 miles), especially in dusty conditions.
Chain Lubrication Adjustment:
Lubricate chain every 500 km (300 miles), adjust slack every 1,000 km (600 miles) or as needed.
Engine Oil:
Yamaha recommends Yamalube 4 (or equivalent API SE, SF type) SAE 20W-40 or 10W-30 motorcycle oil. Capacity: Approx. 1.4L without filter change, 1.6L with filter change. (Crucial to verify in manual for exact year).
Fork Oil:
Yamaha Suspension Oil (or equivalent SAE 10W fork oil). Capacity: 240 ml per fork leg (verify for specific fork model and year).
Carburetor Issues:
Can be prone to gumming up if fuel sits for extended periods, requiring carburetor cleaning and adjustments. Pilot jet can clog.
Rear Shock ABSorber:
Original rear shock may lose damping over time, especially with heavy use. Rebuild or replacement might be considered by owners seeking improved performance.
Electrical Connections:
As with many bikes of this era, corrosion or loose connections in the electrical system can lead to intermittent issues.
Wide Tire Wear:
The unique wide rear tire can wear unevenly if not maintained properly (correct pressure, chain adjustment), but generally offers good longevity for its intended use.
Brand History:
Yamaha Motor Corporation, a division of Yamaha Corporation, has a rich history dating back to the founding of its first motorcycle in 1955. Known for innovation, performance, and reliability across a wide range of powersports vehicles.
Development:
The TW200 was conceived to excel in soft sand conditions, a niche market identified by Yamaha. Its development focused on durability, simplicity, and unique off-road tractability, largely driven by its innovative wide rear tire.
Production Period:
Introduced in the early 1980s (1987 model year is a common starting point for this specific manual's coverage), with continuous production and minor updates through 2009 and beyond in some markets. The manual covers a significant portion of its production run.
Manufacturing Locations:
Primarily manufactured in Japan.
Market Recognition:
While not typically winning mainstream 'bike of the year' awards, the TW200 is highly regarded within its specific off-road and niche riding communities for its unique capabilities and cult following.
Reliability Reputation:
Generally considered a very reliable and durable motorcycle due to its simple, air-cooled engine and robust construction.
Emissions Compliance:
The manual will contain specifications for emissions control systems relevant to the target markets of the covered model years. Compliance standards vary by region and year.
