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Old Jan 25, 2008 | 01:03 PM
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Default 24mm ARBs All Round?

Hi everyone,

I've seen a lot of talk on here and the majority seem to be of the opinion that 22mm front and 24mm rear ARBs are the way to go (with uprated drop-links of course).

Now I've got an Eibach 24mm ARB kit (so both front and back are 24mm and non-adjustable). What can I expect from this? Tail happy or traditional understeer?

Also does Demon Tweeks still offer a discount on Whiteline products?

Thanks
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Old Jan 25, 2008 | 02:59 PM
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more understeer than before. just fit the rear for more tail end action
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Old Jan 26, 2008 | 09:05 AM
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So fitting the whole kit would actually make it worse than before?
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Old Jan 26, 2008 | 03:12 PM
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Possibly
Scoobs are normally set up to be a bit softer front to rear - normal 1st step up grade is oe front bar plus adjustable upgraded 22mm or 24mm rear bar which you run either in the middle or hardest setting. That combined with solid drop links gets the back a bit more mobile which reduces the push.

Next step ALK/ bumpsteer/ proper set up - may need camber bolts. At this stage and if running adjustable height suspension then maybe stiffen up the front bar as well as you'l have increased turn in enough to run a stiffer front bar.Be wary of going too low though as tht can easily worsen handling as well.

Makes sense to do a bit at a time so you can recognise the effect of changes.

All IMHO of course
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Old Jan 26, 2008 | 04:28 PM
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As the current rear is a a little (as you have an Sti, base models the rear is a LOT softer than the front) softer than the front, upgrading both to 24mm will give better balance than current and a lot less roll (remember some of the understeer is roll understeer, its not all due to the chassis balance so a proportion of that will be dialled out as well). once you have the ARBs on you need to decide how that feels FOR YOU and then sort where to go from there.

Simon
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Old Jan 28, 2008 | 12:24 AM
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Originally Posted by Fat Boy
Possibly
Scoobs are normally set up to be a bit softer front to rear - normal 1st step up grade is oe front bar plus adjustable upgraded 22mm or 24mm rear bar which you run either in the middle or hardest setting. That combined with solid drop links gets the back a bit more mobile which reduces the push.

Next step ALK/ bumpsteer/ proper set up - may need camber bolts. At this stage and if running adjustable height suspension then maybe stiffen up the front bar as well as you'l have increased turn in enough to run a stiffer front bar.Be wary of going too low though as tht can easily worsen handling as well.

Makes sense to do a bit at a time so you can recognise the effect of changes.

All IMHO of course
Thanks for your comments. I've seen the 22mm front and 24mm rear quoted a lot. I already have the Eibach 24mm kit so I think I'll start there and as you say do a bit at a time. Was worried for a moment it was gonna destroy the handling. I don't think I'll be lowering though, so shouldn't run into any problems there.
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Old Jan 28, 2008 | 12:26 AM
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Originally Posted by The rookie
As the current rear is a a little (as you have an Sti, base models the rear is a LOT softer than the front) softer than the front, upgrading both to 24mm will give better balance than current and a lot less roll (remember some of the understeer is roll understeer, its not all due to the chassis balance so a proportion of that will be dialled out as well). once you have the ARBs on you need to decide how that feels FOR YOU and then sort where to go from there.

Simon
Again thanks for the comments. I think I'll go ahead and fit the bars and go from there. If it removes even some of the understeer round my favourite roundabout I'll be happy. As above I was worried a 24mm all round would ruin it. But I'll go ahead and fit them, thanks again for the input.
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Old Jan 28, 2008 | 06:23 PM
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Try it! I think with the 24/24 I would end up with the rear on stiffest, but it is all down to how the car feels for you.

I ran a stonkling 27 front and 24 (hard hole) rear for several road miles and 3 hillclimbs. Surprisingly good in the dry, and surprisingly bad in the wet.

For the wet runs I put the 22 back in the front, moved the rear to the middle hole and all was sweetness.

This is how I like the car, and remember all the other mods I have too that complement things as a whole.


Tell us how you get on.
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