Yamaha Tracer MT09TRA - Service manual > Swingarm

Removing the swingarm

1. Stand the vehicle on a level surface.

WARNING

Securely support the vehicle so that there is no danger of it falling over.

TIP

Place the vehicle on the centerstand so that the rear wheel is elevated.

2. Remove:

• Connecting arm lower nut "1"
• Connecting arm lower bolt

TIP

When removing the bolt, hold the swingarm so that it does not drop down.

3. Measure:

• Swingarm side play
• Swingarm vertical movement

a. Measure the tightening torque of the pivot shaft nut.

Pivot shaft nut 110 Nm (11 m*kgf, 80 ft*lbf)

b. Check the swingarm side play "A" by moving the swingarm from side to side.

If the swingarm has side-to-side play, check the collars, bearings, and dust covers.

c. Check the swingarm vertical movement "B" by moving the swingarm up and down.

If the swingarm vertical movement is not smooth or if there is binding, check the pivot shaft, collars, bearings, and dust covers.

4. Remove:

• Drive chain.

  Refer to "REMOVING THE DRIVE CHAIN"

• Swingarm

Checking the swingarm

1. Check:

Swingarm.

Bends/cracks/damage → Replace.

2. Check:

Pivot shaft.

Roll the pivot shaft on a flat surface.

Bends → Replace.

WARNING

Do not attempt to straighten a bent pivot shaft.

3. Wash:

• Pivot shaft
• Dust covers
• Collars
• Washer

Recommended cleaning solvent Kerosene

4. Check:

• Dust covers "1"
• Oil seals "2".

  Damage/wear → Replace.

• Collars "3" Damage/scratches → Replace.
• Bearings "4" Damage/pitting → Replace.

Installing the swingarm

1. Lubricate:

• Dust covers
• Pivot shaft
• Oil seals
• Collars

Recommended lubricant Lithium-soap-based grease

2. Install:

• Bearings "1" (to the swingarm)
• Oil seals "2" (to the swingarm)

Installed depth "a" 2.0 mm (0.08 in)

Installed depth "b" 9.0 mm (0.35 in)

Installed depth "c" 0.5-1.5 mm (0.02-0.06 in)

Installed depth "d" 7.0 mm (0.28 in)

Installed depth "e" 1.5-2.5 mm (0.06-0.10 in)

TIP

When installing the oil seals to the swingarm, face the character stamp of the oil seals outside.

A. Left side

B. Right side

3. Install:

• Swingarm
• Pivot shaft

Pivot shaft nut 110 Nm (11 m*kgf, 80 ft*lbf)

4. Install:

• Drive chain Refer to "INSTALLING THE DRIVE CHAIN"
• Connecting arm lower bolt
• Connecting arm lower nut

Connecting arm lower nut 55 Nm (5.5 m*kgf, 40 ft*lbf)

• Rear wheel.

  Refer to "REAR SHOCK ABSORBER ASSEMBLY"  and "REAR WHEEL"

5. Adjust:

Drive chain slack.

Refer to "ADJUSTING THE DRIVE CHAIN SLACK"

Drive chain slack 5.0-15.0 mm (0.20-0.59 in)

See also: