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Buell Forum » Old School Buell » Archive through March 04, 2009 » X1 swingarm "threaded rod" torque « Previous Next »

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Pkforbes87
Posted on Tuesday, March 03, 2009 - 09:15 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

The manual calls for about 7 ft lbs torque on the threaded rod, then adjusted to get a certain amount of resistance on swingarm movement. I don't have the manual in front of me so numbers are approximate.

I don't have the gage used to measure resistance in swingarm movement so my question is.. Do the rest of you stick with the first torque application? This feels too tight imo because the swingarm has a lot of resistance moving in the mounting block.

If the swingarm moves freely with no play in the bearings or bearing cups, is that too loose?
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Akbuell
Posted on Tuesday, March 03, 2009 - 11:16 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I went to a sporting goods store and got a middle/upper level quality fish scale. Not very expensive. I then 'calibrated' it by weighing a one gallon jug of water. Allowed me to get to the 3-3.75lb range, as suggested.

Hope this helps, Dave.
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Pkforbes87
Posted on Tuesday, March 03, 2009 - 06:01 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

SWEET! That's why I love Buell. Plenty of outside the box thinking.





The resistance was dead on, so peace of mind cost me $15.
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Olbolt
Posted on Tuesday, March 03, 2009 - 08:22 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Last winter I did my '99 S3 the same way, but I checked it before I adjusted the torque, and after. Initially I found there was too much resistance. I checked and cleaned the assembly, then precision adjusted the bolt. Bringing the resistance to factory spec improved the rear suspension action immeasurably. This is a very important adjustment.
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Akbuell
Posted on Wednesday, March 04, 2009 - 10:52 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Also works for checking the steering stem bearing preload.
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Firestorm996
Posted on Wednesday, March 04, 2009 - 05:17 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I think the manual says 12nm but I could be wrong. I did the bearings recently, and found that the threaded rod needed to be backed off ever so slightly from the initial torque setting to achieve the 3-3.75lbs preload that the manual states. As it is, I set the preload right at the upper end of that tolerance.

If you don't get the preload correct, the bearings will rotate on the carrier studs, instead of the bearings doing the work.

Anyway I just borrowed the wife's kitchen cooking scales to measure the preload, worked a treat!
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