Servicing the swingarm: Difference between revisions

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[[Image:swingarmoff.jpg|150px]]  
[[Image:swingarmoff.jpg|150px]]  


Remove the rubber chain guard from the swingarm. Wipe off any crud from it and the swingarm. If you are planning to re-paint the swingarm when you see how horrible it looks, Duplicolor silver wheel paint, available at fine Wal-Mart stores everywhere, is a perfect match.
Remove the rubber chain guard from the swingarm. Wipe off any crud from it and the swingarm. If you are planning to re-paint the swingarm when you see how horrible it looks, Duplicolor [http://www.amazon.com/Dupli-Color-HWP101-Silver-Performance-Wheel/dp/B000B6DFZ0 silver wheel paint], available at fine Wal-Mart stores everywhere, is a perfect match.


7) Remove the plastic rings from either end of the pivot shaft and clean them. They pop out easily with your fingernails.
7) Remove the plastic rings from either end of the pivot shaft and clean them. They pop out easily with your fingernails.


8) Remove the pivot shaft from the front of the swingarm by sliding it out one end of the front of the swingarm.
8) Remove the pivot shaft from the front of the swingarm by sliding it out one end.  


9) Wash the pivot shaft, pivot shaft sleeve, and needle bearings with kerosene and dry thoroughly.  
9) Wash the pivot shaft, pivot shaft sleeve, and needle bearings with kerosene and dry thoroughly.  
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[[Image:dirtyneedlebearings.jpg|150px]] [[Image:cleanishneedlebearings.jpg|150px]]
[[Image:dirtyneedlebearings.jpg|150px]] [[Image:cleanishneedlebearings.jpg|150px]]


11) After all parts are dry, inspect for wear or damage.  Minor wear signs are normal, but discoloration of the shaft or bearings is not. This discoloration isn't a problem - it's an indicator. You have too much heat because you have too little lube.  
11) After all parts are dry, inspect for wear or damage.  Minor wear signs are normal, but discoloration of the shaft or bearings is not. The discoloration below isn't a problem - it's an indicator. You have too much heat because you have too little lube.  


[[Image:000_0334.jpg|150px]]
[[Image:000_0334.jpg|150px]]


If you have rust, such as in these photos, you have a problem.  For very light surface rust, or if you are really cheap and not particularly concerned with your safety, you can sand down the shaft and hope for the best. '''The real answer''' is to replace the rusty parts. You can probably find them on eBay, or in a motorcycle [[Where can I buy parts/tools online?|wrecking yard]]. The parts can also be purchased new from the usual sources.
If you have rust, such as in these photos, you have a problem.  For very light surface rust, or if you are really cheap and not particularly concerned with your safety, you can sand down the shaft and hope for the best. '''The real answer''' is to replace the rusty parts. You can probably find them on eBay, or in a motorcycle [[Where can I buy parts/tools online?|wrecking yard]]. The parts can also be purchased new from the [[Where can I buy parts/tools online?|usual sources]].


[[Image:000_0333.jpg|150px]]
[[Image:000_0333.jpg|150px]]
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[[Image:swarmpivot3.jpg|150px]]
[[Image:swarmpivot3.jpg|150px]]


12) If bearings, sleeve or shaft need replacing, ''replace the bearings and sleeve as a unit.''
12) If bearings, sleeve, or shaft need replacing, ''replace the bearings and sleeve as a unit.''


13) If everything is okay, [[Greasing the axles & wheel bearings|pack the bearings]] with moly grease with your finger. Use lots of grease; there is plenty of room inside the swingarm. Lightly grease the pivot sleeve and re-install through the bearings. Re-install the plastic rings after wiping any crud off of them.  
13) If everything is okay, [[Greasing the axles & wheel bearings|pack the bearings]] with moly grease with your finger. Use lots of grease; there is plenty of room inside the swingarm. Lightly grease the pivot sleeve and reinstall it through the bearings. Reinstall the plastic rings after wiping any crud off of them.  


14) Reinstall the swingarm by supporting the swingarm with one hand and feeding the pivot shaft through from the right side of the bike. '''Be sure''' the rubber chain guard is on the swingarm before doing this. Also make sure the chain is installed. Those two things are easily forgotten and are a major time-suck to take apart again if you forget. Put the nut on the swingarm shaft a few turns, but do not tighten.
14) Reinstall the swingarm by supporting the swingarm with one hand and feeding the pivot shaft through from the right side of the bike. '''Be sure''' the rubber chain guard is on the swingarm before doing this. Also make sure the chain is installed. Those two things are easily forgotten and are a major time-suck to take apart again if you forget. Put the nut on the swingarm shaft a few turns, but do not tighten.
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18) Reinstall the mufflers.
18) Reinstall the mufflers.


19) Test Ride with a smile of satisfaction.
19) Test ride with a smile of satisfaction.