Yamaha XT660X Service Manual

4 - 14
CHAS
REAR WHEEL, BRAKE DISC, AND REAR WHEEL
SPROCKET
EAS00561
REMOVING THE REAR WHEEL
1. Stand the motorcycle on a level surface.
WARNING
_
Securely support the motorcycle so that
there is no danger of it falling over.
NOTE:
_
Place the motorcycle on a suitable stand so
that the rear wheel is elevated.
2. Loosen:
• locknut
1
• adjusting nut
2
3. Remove:
• stabilizer (XT660X)
• chain cover
• wheel axle nut
3
• washer (N)
• wheel axle
• washer (O)
• rear wheel
NOTE:
_
Push the rear wheel forward and remove the
drive chain from the rear wheel sprocket.
4. Remove:
• brake caliper
NOTE:
_
Do not depress the brake pedal when remov-
ing the brake caliper.
EAS00566
CHECKING THE REAR WHEEL
1. Check:
• wheel axle
• rear wheel
• wheel bearings
• oil seals
Refer to “CHECKING THE FRONT
WHEEL”.

Yamaha XT660X Specifications

General

Displacement	660cc
Bore x Stroke	100.0 mm x 84.0 mm
Compression Ratio	10.0:1
Fuel System	Fuel Injection
Ignition System	TCI
Transmission	5-speed
Final Drive	Chain
Rear Brake	Single disc, Ø 245 mm
Front Tyre	120/70 R17
Rear Tyre	160/60 R17
Maximum Power	48 HP (35.3 kW) @ 6, 000 rpm
Maximum Torque	58.4Nm (43.1lb-ft) @ 5, 250rpm
Front Suspension	Telescopic fork
Rear Suspension	Swingarm, (link suspension)
Fuel Tank Capacity	15 litres
Engine Type	Liquid-cooled, 4-stroke, single cylinder, SOHC, 4-valves