Vehicle Segment:
Adventure Touring / Dual-Sport Motorcycle
Target Audience:
Riders seeking a robust, reliable, and capable motorcycle for long-distance touring, commuting, and light off-road use.
Key Competitors:
BMW F650GS/F800GS, Honda Transalp, Suzuki V-Strom 650, Kawasaki KLR650.
Design Philosophy:
Ruggedness, long-travel suspension, comfortable ergonomics for touring, fuel efficiency, and Yamaha's renowned reliability.
Unique Selling Points:
Singular focus on adventure touring, simple yet effective technology, durable single-cylinder engine.
Engine:
Complete engine overhaul, fuel injection system, ignition system, cooling system, lubrication system, exhaust system.
Transmission Drivetrain:
Clutch operation and adjustment, gearbox disassembly and assembly, final drive (chain and sprockets).
Chassis Suspension:
Front fork (telescopic) maintenance, rear shock absorber, swingarm, wheel bearing replacement, steering system.
Brakes:
Front and rear brake systems (hydraulic disc), caliper maintenance, brake fluid replacement, master cylinder service.
Electrical Electronics:
Battery, charging system (stator, regulator/rectifier), starting system (starter motor), lighting system, instrumentation, ECU diagnostics, wiring diagrams.
Bodywork Cosmetics:
Fairing removal and installation, seat, fuel tank, fenders, luggage system mounting points.
Routine Maintenance:
Oil and filter changes, air filter cleaning/replacement, spark plug inspection/replacement, chain adjustment and lubrication, brake pad inspection.
Troubleshooting:
Diagnostic charts for common performance issues, electrical faults, and starting problems.
Repair Procedures:
Step-by-step instructions for component disassembly, repair, and reassembly.
Technical Specifications Data:
Torque values for all fasteners, clearances, specifications for wear limits, electrical component resistance values.
Diagnostic Capabilities:
Advanced diagnostic procedures, including fault code interpretation (if applicable to the ECU) and sensor testing.
Rebuild Instructions:
Detailed instructions for complete engine and component overhauls.
Customization Modification:
Information may include basic setup for aftermarket parts or guidance on component interchangeability where relevant.
PDF Quality:
High-resolution scans, typically searchable text for ease of use.
Printability:
Printable pages for workshop use.
Binding Method:
N/A (Digital Download - PDF)
Paper Specifications:
N/A (Digital Download - PDF)
Engine Type:
Liquid-cooled, 4-stroke, SOHC, 4-valve, single cylinder
Displacement:
660 cc (660 cm³)
Bore X Stroke:
100.0 mm x 84.0 mm
Horsepower:
Approx. 48 HP (35.7 kW) @ 6000 rpm (Varies slightly by market and tuning)
Torque:
Approx. 6.1 kgf·m (59.8 N·m, 44.1 lb·ft) @ 5250 rpm (Varies slightly by market and tuning)
Fuel Delivery:
Electronic Fuel Injection (EFI) with dual throttle valves (YCC-T: Yamaha Chip Controlled Throttle).
Fuel Type:
Unleaded gasoline (minimum 91 octane recommended).
Cooling Method:
Liquid Cooling (Antifreeze/Water mixture)
Oil Type:
Yamalube 4 (or equivalent) SAE 10W-40 API SG or higher.
Oil Capacity:
Approx. 2.4 L (2.5 US qt) without filter change, 2.7 L (2.9 US qt) with filter change.
Ignition Type:
TCI (Transistor Controlled Ignition) with digital advance.
Spark Plug Type:
NGK CR9E (or equivalent).
Length:
Approx. 2,245 mm (88.4 in)
Width:
Approx. 870 mm (34.3 in)
Height:
Approx. 1,375 mm (54.1 in) to 1,460 mm (57.5 in) (depending on screen and suspension setup)
Wheelbase:
Approx. 1,500 mm (59.1 in)
Ground Clearance:
Approx. 260 mm (10.2 in)
Seat Height:
Approx. 865 mm (34.1 in)
Wet Weight:
Approx. 199 kg (439 lbs) (fully fueled and ready to ride)
Fuel Tank Capacity:
Approx. 20 L (5.3 US gal)
Reserve Fuel Capacity:
Approx. 4 L (1.05 US gal)
Safety Certifications:
Compliant with relevant international emissions and safety standards for motorcycles.
Braking System:
Dual hydraulic disc front brake, single hydraulic disc rear brake. ABS was not standard on most models in this range but may have been an option in some markets.
Lighting:
Halogen headlamp, LED taillight, amber turn signals.
Frame Construction:
Steel diamond frame.
Ergonomics:
Designed for long-distance comfort and control, with upright riding position and well-placed handlebars.
Infotainment System:
N/A (Focus on function over entertainment; features a basic LCD instrument panel.)
ABS Availability:
Optional on select models/markets. Not universally equipped.
Smartphone Integration:
N/A
Throttle Control:
Yamaha Chip Controlled Throttle (YCC-T) for precise engine response and optimized fuel delivery.
Dashboard Display:
Multi-function LCD display including speedometer, tachometer, odometer, trip meter, fuel gauge, clock, and warning lights.
Oil Change Interval:
Every 6,000 km (3,700 miles) or 6 months, whichever comes first.
Oil Filter Change Interval:
Every 12,000 km (7,500 miles) or 12 months, concurrent with major service or oil change.
Air Filter Maintenance:
Inspect every 6,000 km (3,700 miles), clean or replace as needed. Replace every 12,000 km (7,500 miles).
Spark Plug Inspection:
Inspect every 12,000 km (7,500 miles). Replace as needed.
Chain Lubrication Adjustment:
Lubricate every 1,000 km (600 miles) or after riding in wet conditions. Adjust slack every 1,000 km (600 miles) or as needed.
Brake Fluid:
DOT 4 hydraulic brake fluid.
Coolant Type:
Yamaha's recommended permanent type antifreeze (ethylene glycol based) with demineralized water, mixed 50:50.
Common Wear Items:
Clutch plates, brake pads, chain and sprockets, wheel bearings, fork seals (especially if used extensively off-road).
Potential Faults:
Some owners have reported intermittent electrical gremlins or issues with the fuel pump relay, though generally considered reliable. Fork dive under heavy braking can be noted due to soft initial damping.
Manufacturer Focus:
Yamaha Motor Company, a division of Yamaha Corporation, known for motorcycles, marine products, and musical instruments. Motorcycle division established in 1955.
Ténéré Lineage:
The Ténéré nameplate has a rich heritage in rally racing (Paris-Dakar) and adventure touring, dating back to the XT500Z in the early 1980s. The XT660Z represents a modern interpretation of this durable adventure platform.
Manufacturing Location:
Typically assembled in Yamaha's global manufacturing facilities, with significant components originating from Japan.
Generations:
The XT660Z model saw a significant update with the introduction of fuel injection and revised styling for the 2008 model year, continuing through 2012 with minor updates. It was succeeded by later Ténéré models.
Industry Awards:
While specific awards for the 2008-2012 XT660Z are not widely documented, the Ténéré lineage is highly regarded in the adventure touring community for its durability and value.
Reliability Reputation:
Yamaha's single-cylinder engines are generally known for their robust build quality and long-term reliability, making the XT660Z a dependable choice for adventure riders.
Emissions Compliance:
Euro 3 compliant in European markets and meets emissions standards for other regions where sold.
