Yamaha XT660X Service Manual

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CHAS
FRONT AND REAR BRAKES
EAS00588
DISASSEMBLING THE FRONT BRAKE
MASTER CYLINDER
NOTE:
_
Before disassembling the front brake master
cylinder, drain the brake fluid from the entire
brake system.
1. Disconnect:
• front brake light switch
1
NOTE:
Push the fastener to remove the front brake
light switch from the brake master cylinder.
2. Remove:
• union bolt
1
• copper washers
2
• brake hose
3
NOTE:
_
To collect any remaining brake fluid, place a
container under the master cylinder and the
end of the brake hose.
3
1
2
EAS00589
DISASSEMBLING THE REAR BRAKE
MASTER CYLINDER
1. Remove:
• union bolt
1
• copper washers
2
• brake hose
3
NOTE:
_
To collect any remaining brake fluid, place a
container under the master cylinder and the
end of the brake hose.
2. Remove:
• right side heel plate
3
1
2

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