08/11/2011

a post on something completely different: A2 suspension

There are multiple options:
- FSDs are soft-ish
- Bilstein B4s are "standard", B6s a tick harder and B8s shorter
- Spidan springs are as "standard"
- Weitec springs are harder
- Eibach / ABT springs are a *tick* harder

Tyre pressures make a huge difference. I was running 2.3 all round on my car and then changed it to 2.7 or so at the back. The crashiness over potholes increased - and massively, too. I drive a set of gravel roads regularly to the stables and the holes don't change *that* much, so I know where they are - and the difference is amazing. I much prefer the 2.3 setup.

Wheel weights also make a huge difference, so lightweight wheels with low profile 15s, Spidans and FSDs are probably the softest / most effective "magic carpet" combo you will get. B6s will also be not far behind.

FSDs also seem to not be consistent between one batch and another.

From here:
- minimal roll, nod, squat is probably acheived with Koni Yellows, Oz Ultraleggeras in 17x7 with 205/40R17 and Weitec springs
- medium comfort with some roll, nod, and squat: Oz Superturismo, B6, Weitec or ABT / Eibach
- high comfort with some sportiness left: 195/50R15 on, say TD Pro Race, B6 or FSD, Eibach
- comfort: B4, Spidan, pepperpots with 185/60R15.

Do not forget to check the droplinks and the antirollbar mounts as if they are loose or worn, you will get crappy handling.

Addenda to this: I recently replaced the droplinks with Meyle HD ones and the difference is astounding. Much, much better.


Bret

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