Yamaha XT660X Service Manual

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CHAS
REAR SHOCK ABSORBER ASSEMBLY
EAS00695
CHECKING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Check:
• rear shock absorber rod
Bends/damage
→
Replace the rear shock
absorber assembly.
• rear shock absorber
Gas leaks/oil leaks
→
Replace the rear
shock absorber assembly.
• spring
Damage/wear
→
Replace the rear shock
absorber assembly.
• bolts
Bends/damage/wear
→
Replace.
CHECKING THE CONNECTING ARMS AND
RELAY ARM
1. Check:
• connecting arms
1
• relay arm
2
Damage/wear
→
Replace.
2. Check:
• spacers
• oil seals
• bearings
Damage/pitting/scratches
→
Replace.
2
1
INSTALLING THE RELAY ARM
1. Install:
• bearings
1
(to the relay arm and swingarm)
• bearing
2
(to the relay arm)
3 Swingarm
4 Rear shock absorber
5 Relay arm
6 Connecting arm
7 Frame
Installed depth a
7.2 ~ 8.2 mm (0.28 ~ 0.32 in)
Installed depth b
4.0 ~ 5.0 mm (0.16 ~ 0.20 in)
1
7
a
1
6
a
1
a
b
3
4
2
5

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