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gla924sem
Joined: 08 Nov 2002 Posts: 405 Location: Taylor, Michigan
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Posted: Mon Jun 01, 2009 10:03 pm Post subject: Rear Suspension: Steel vs Aluminum Trailing Arms |
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Has anyone ever figured out the overall weight savings using the aluminum trailing arms instead of the steel???
If so how much??? |
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ideola

Joined: 01 Oct 2004 Posts: 15550 Location: Spring Lake MI
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Posted: Sat Jun 06, 2009 4:25 am Post subject: |
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This is an interesting question. Unfortunately, I don't have any loose steel trailing arms at the moment, but I should be able to weigh some late offset alu arms I have floating around later this afternoon. _________________ erstwhile owner of just about every 924 variant ever made |
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smither
Joined: 03 May 2009 Posts: 26 Location: Pontyclun, Wales, UK
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Posted: Fri Jun 12, 2009 10:18 pm Post subject: |
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| I don't now if this helps but i just weighed my newly rebuilt steel arms and the came out at 9kgs. That is just the arm with the shaft and bearings but no silent block or bump stop. |
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RC

Joined: 25 Mar 2007 Posts: 2637 Location: Australia
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Posted: Sun Jun 14, 2009 4:43 pm Post subject: |
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Smither, as you have your arms and bushes out, would you be able to help with a measurement for this thread?
http://www.924board.org/viewtopic.php?p=257629#257629
Or anyone else?
Excuse the brief hijack, back to our regular program. |
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smither
Joined: 03 May 2009 Posts: 26 Location: Pontyclun, Wales, UK
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Posted: Sun Jun 14, 2009 8:56 pm Post subject: |
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No problem, i will be working on the car on Thursday the 18th (the car is stored at my dads house) so i will do some measurements for you then. I just took delivery of some polyurethane bushes from flo-flex, they are probably the same ones Rich H mentions in your thread as they also sell on ebay. They are listed for a 944/968 but should be ok for our application.
http://www.floflex.co.uk/index.php?cPath=107_109
Last edited by smither on Mon Jun 15, 2009 1:27 am; edited 1 time in total |
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RC

Joined: 25 Mar 2007 Posts: 2637 Location: Australia
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Posted: Mon Jun 15, 2009 12:39 am Post subject: |
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Thanks for that.
Still hopeful the VW ones will fit but looking to Rich`s Floflex ones as insurance. |
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milnersXcoupe

Joined: 12 May 2009 Posts: 25 Location: New Paltz, NY
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Posted: Tue Jun 30, 2009 10:13 am Post subject: |
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..bump./. _________________ milnersXcoupe |
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tp9xx
Joined: 13 Jul 2009 Posts: 1 Location: Finland
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Posted: Tue Jul 14, 2009 12:34 am Post subject: |
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| 2. hand information but should be close, about 4kg each. W/ aluminum arms added benefits are easier shock mount and more robust wheel bearing i suppose. |
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