Target Audience:
Recreational trail riders, enduro enthusiasts, and dual-sport riders seeking a simple, air-cooled four-stroke
Segment:
Entry-to-mid level enduro / dual-purpose motorcycle
Competitors:
Honda XR400R, Suzuki DR-Z400, KTM 400 EXC
Key Advantage:
Electric start, robust air-cooled single, low maintenance requirements and strong Yamaha parts support
Engine:
595cc air-cooled SOHC four-stroke single
Starting:
Electric start with recoil kick backup
Chassis:
Steel semi-double cradle frame with long-travel suspension
Engine:
Cylinder head, camshaft, valves, piston, crankshaft, balancer
Lubrication:
Oil pump, oil strainer, pressure relief, oil circuit diagrams
Fuel System:
Carburetor (Y26P type), throttle cable, fuel tank and petcock
Cooling:
N/A - air-cooled engine, no liquid cooling system
Ignition:
CDI ignition, AC magneto, spark plug specifications
Electrical:
Wiring diagrams, battery, charging system, starter motor and relay
Transmission:
5-speed gearbox, shift cam/forks, clutch assembly
Final Drive:
Drive chain, front/rearn sprockets, chain slack adjustment
Suspension:
Telescopic front fork service, rear monoshock, swingarm, linkage
Wheels & Brakes:
Spoke wheel truing, brake disc, caliper and master cylinder service
Steering:
Steering head bearings, handlebar, cable routing
Frame & Body:
Frame inspection, fenders, side covers, seat, decals
Maintenance:
Full periodic maintenance schedules with torque specs and service limits
Diagnostics:
Troubleshooting charts for engine, carburetion, electrical faults
Repair:
Step-by-step teardown and rebuild procedures with exploded diagrams
Assembly:
Torque sequences, special tool references, tune-up specs
Specifications:
Complete factory service data: clearances, torques, limits
Diagrams:
Wiring diagrams, exploded component views, photos
Skill Level:
Suitable for professional technicians and competent DIY owners
Part Numbers:
Factory part numbers referenced throughout exploded views
Torque Data:
Full fastener torque specification tables included
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Type:
Air-cooled 4-stroke SOHC single cylinder
Bore x Stroke:
95.0mm x 84.0mm
Compression Ratio:
Approximately 9.0:1
Carburetor:
Mikuni BST33 slide-type
Ignition:
CDI (Capacitor Discharge Ignition)
Starting System:
Electric and kick starter
Fuel:
Regular unleaded gasoline
Horsepower:
N/A - Yamaha did not publish an official SAE rating for this model
Torque:
N/A - not officially published by Yamaha
Standard Transmission:
5-speed constant mesh, chain final drive
Optional Transmission:
N/A - single gearbox configuration, no factory options
Clutch:
Wet, multiple-disc coil spring clutch
Primary Reduction:
Gear-driven primary reduction
Final Drive:
Chain drive (O-ring chain recommended)
Wheelbase:
Approximately 1,430mm (56.3 in)
Overall Length:
N/A - not specified in available factory data
Ground Clearance:
Approximately 270mm (10.6 in)
Seat Height:
Approximately 870mm (34.3 in)
Curb Weight:
Approximately 128kg (282 lbs)
Fuel Capacity:
Approximately 10 liters (2.6 US gal)
Crash Test Ratings:
N/A - motorcycles are not assigned crash test ratings like passenger vehicles
Brakes:
Single hydraulic disc front and rear
Lighting:
Halogen headlight with high/low beam, LED-style tail light
Frame:
Steel semi-double cradle frame designed for off-road impact durability
Controls:
Folding clutch and brake levers, hinged brake pedal for off-road falls
Oil Change:
Initial 600 miles, then every 3,000 miles (or more often for heavy off-road use)
Valve Clearance Check:
Every 6,000 miles
Air Filter:
Clean every ride in dusty conditions; replace as needed
Chain Service:
Inspect/adjust every ride, lubricate regularly
Engine Oil:
SAE 10W-40 API SE or higher, dry sump, approximately 1.7L total
Fork Oil:
Suspension fork oil per factory specification in manual
Wear Items:
Chain and sprockets, brake pads, air filter element
Common Checks:
Spoke tension and steering head bearing play on trail-used bikes
Manufacturer:
Yamaha Motor Company, founded 1955, Japan
TT Series Origin:
TT (Trail Torque) series dating back to the original 1970s trail bikes
Predecessor:
TT600 line evolved from earlier air-cooled 595cc singles of the late 1990s
2003-2006 Era:
Final generation of the air-cooled TT600RE with electric start before discontinuation
Production Location:
Yamaha manufacturing facilities, Japan
