~ does anyone have the eibach pro-kit springs on thier c-coupe?
But it doesn't say if they are useable on cars with electronic dampening.
KW does have a DDC ECU kit that is useable for Coupes with electronic dampening.
the h&r spring are a bit too low for my tastes on a stock 18" rims set up.
Fronts are F11-25-019-01-VA, rears F11-25-019-03-HA.
They lower 25mm.
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But definitely available here in Australia for the 2012 C Class Coupes

I'll try and find and put those pics up again of an Aust. C250 Coupe on Eibachs.
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I've put Eibach springs on my M5 that has electronic dampening and the GT-R has electronic dampening as well and many aftermarket companies make springs for it...
They still work but limits are altered, if you lower to a large degree you also shorten the life of the damper quite substantially.
This applies for normal dampers and that's why most 'pros' recommend matching dampers to lowering springs sets.
I've used Eibach springs on alot of my previous cars without changing dampers and they all still worked just fine, but I did have a case on one vehicle where the dampers failed not long after the springs were installed, I replaced them with matching Koni units and that same car drove trouble free for years thereafter and the ride was noticeably better with the matching damper set.
Not sure about the electronic dampers, all I've heard in the past is to not use lowered springs on them unless they've been specifically designed and made for that purpose and specific vehicle, would be good to get more reliable info on the topic.
@Showa: Yes, you will need the KW DDC Ecu if you would like to keep working with the button to adjust the hardness. I don't know if it is possible to install a coilover set and delete the adjustable hardness. Might trow up a code.





