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Swing arm Help

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Rob Lafferty
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Posts: 87
Joined: 6th Sep 2009
Location: Basingstoke, Hampshire

Swing arm Help

#1 PostAuthor: Rob Lafferty » Wed Oct 21, 2009 5:57 pm

Just ordered a genuine kawasaki swingarm sleeve which should arrive soon. Will the old pivot bolt be ok to reuse or should i just replace with a new one ?

Thanks

Rob

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Garn 1
ZedHead
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Posts: 1234
Joined: 23rd Sep 2005
Location: Sydney

#2 PostAuthor: Garn 1 » Wed Oct 21, 2009 10:07 pm

Rob, so you have ordered new sleeves. You will probably find the sleeves have seized in the "bearing", which is usually phosphoor -bronze, but could be cast steel. When this happens the swing-arm pivot or axle acts as the sleeve bearing surface and the insde of the sleeve acts as the bearing... No good!

The pivot can be re-used, ensure the sleeves. the distance-piece, and the caps, sandwich tightly together, by means of the swing-arm pivot nut. It is only then that the sleeves can remain stationary and the swing-arm bearing can act as it should... as a bearing.

The length of the distance-peice (collar) is critical as it allows the sleeves to be sandwiched. Often this distance-piece gets damaged (shortened) during the removal process, it should be 141.5 mm in length, as mentioned in the part manual.

RegardZ
Garn (Sydney) Z1, Z1A, Z1B and Z900-A4

Rob Lafferty
Regular Poster
Posts: 87
Joined: 6th Sep 2009
Location: Basingstoke, Hampshire

#3 PostAuthor: Rob Lafferty » Thu Oct 22, 2009 5:50 pm

Thanks for the information.

In the end i ordered new pivot, nut, bearings and a new sleeve (nos) as i decided that the whole lot should be replaced for peice of mind.

When i picked the bike up it came with the two new "bearings" and two sleeve collors which do not fit the swing arm. I assume now that they are off a z900 and not the z1000a1.

Rob

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Garn 1
ZedHead
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Joined: 23rd Sep 2005
Location: Sydney

#4 PostAuthor: Garn 1 » Thu Oct 22, 2009 8:43 pm

Rob, advice I gave was for Z1 thru to Z900-A4, pretty sure Z1000A1 has needle roller bearings!
RegardZ
Garn (Sydney) Z1, Z1A, Z1B and Z900-A4

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02GF74
100Club
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Posts: 334
Joined: 31st Mar 2008
Location: South Herts

#5 PostAuthor: 02GF74 » Thu Oct 22, 2009 8:46 pm

correct - according to Haynes, Z1000 has needle roller bearings.


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