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Rear ARB MY05 Spec C vs Uk STi

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Old 10 October 2005, 03:48 PM
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Butty
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Default Rear ARB MY05 Spec C vs Uk STi

Anyone able to check what diam the UK STi bar is?
The Spec C one is 20.5mm - I just want to see if there is a difference?

Nick
Old 10 October 2005, 05:07 PM
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davedipster
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03sti uk is 20mm rear.
Old 10 October 2005, 06:22 PM
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Anders_WR1
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Originally Posted by davedipster
03sti uk is 20mm rear.
Is the 04 STI also a 20mm rear? Was planning to upgrade to a 22mm rear. This would be 46% stiffer according to the Whileline catalogue.
Old 10 October 2005, 06:30 PM
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davedipster
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Probably still 20mm in 2004.
Old 10 October 2005, 07:17 PM
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Butty
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Cheers Dave
Old 11 October 2005, 02:48 PM
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warrenm2
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upgrade - no queston!
Old 11 October 2005, 03:00 PM
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JohnD
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Save me getting under the car and measuring - is the 03 STi front bar 20mm too? I'm about to change the bushes to Superflex.
JohnD
Old 12 October 2005, 05:39 AM
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davedipster
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Originally Posted by JohnD
Save me getting under the car and measuring - is the 03 STi front bar 20mm too? I'm about to change the bushes to Superflex.
JohnD
19mm m8.

dipster
Old 12 October 2005, 10:28 AM
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JohnD
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Originally Posted by davedipster
19mm m8.

dipster
Cheers Dave
JohnD
Old 17 October 2005, 09:08 PM
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Butty
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I'm back again.
So why is the WR1 rear ARB 19mm and not 20mm?

Nick
Old 18 October 2005, 12:54 PM
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JIM THEO
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Different-stiffer springs may be Nick?
Also don't use the Whiteline catalog for comparisons as it refers to same material/stiffness ARBs not the factory ARBs.
JIM
Old 18 October 2005, 03:46 PM
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Butty
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Thanks Jim,

I've fitted a Spec C ARB 20.5mm to an MY04 wagon and had to use the steel bar whiteline links to make it work (4 door newage ARBs are wider than wagon ones).
Its great across country but while pressing on at higher speeds on motorways, the back is too twitchy for my liking.
I want to drop down to a 18/19mm ARB as a compromise and am trying to find out which model I need.
I''ll try and get hold of a classic ARB of about that thickness as I beleive the track width is the same as mine.

Nick
Old 18 October 2005, 05:07 PM
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p1doc
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22mm adjustable rear arb on middle setting sopt on for my03 sti
martin
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