OldGray320i
OldGray320i Reader
5/15/14 3:04 p.m.

Question for our resident engineering types with knowledge of a particular manufacturer...

Guys with 2014 Foci looking to get lowering springs, and apprently prior MY items don't fit (Eibach Sportlines).

My Vogtland peeps say no p/n change, but the word was the same from the other guys too.

Any wisdom there?

alfadriver
alfadriver PowerDork
5/15/14 4:18 p.m.

Really? That is not something I'm aware of. I am pretty sure the focus will be a 2015 model introduced this year. But other than that, it should carry over from previous years.

OldGray320i
OldGray320i Reader
5/15/14 4:58 p.m.

Kind of what I figured it should be - I would be comfortable saying (and perhaps wrong...) that a spring change would be cheap and not require any new certs or engineering, but anything beyond that I'd think would be prohibitively expensive on the NRE/analysis/crash certs/reliability, etc...

The fellow who tried the Eibachs said they hit the car body (he called it the firewall, but I think he means fender wells/strut tower..).

Let's see what else, if anything, transpires.

Thanks for the post up.

alfadriver
alfadriver PowerDork
5/16/14 6:45 a.m.

In reply to OldGray320i:

Could it be something like what the Fiesta race package does? They have a coil over package that's for the Spec B car, but when changed to be legal for ST autocrossing, GRM found that they needed to tie them to the car to keep in place when the car is jacked up.

maybe?

Adrian_Thompson
Adrian_Thompson PowerDork
5/16/14 7:34 a.m.

I don't work in suspension anymore, but I'm surprised, there was very very little change between 13 and 14. Who is saying they won’t fit or are different? Is it Eibach? Could it be that the Eibach catalog just isn't listing 14 MY yet? For aftermarket springs I really can't see the issue. Also what vehicle are we talking, base, ST? etc.

OEM's make very small changes all the time, even within the same car / model / year as options change. A fully loaded car weighs more than a base stripper one so the same car can be speced with a different free length or pre load even though it has the same rate. NOTE I am not saying this specifically for the Focus, but I was in suspension 15-20 years ago and it was true then.

OldGray320i
OldGray320i Reader
5/16/14 1:58 p.m.

AT, the owner of the car; had a SE, tried the Eibach springs, and he said that though he "could get the springs to sit in the perch" they would rub the body once the strut was on the car.

What you describe make sense to me, but/and even so, the physical dimensions of the spring would still be same same and fit on the strut housing (which I would think is less likely to change), yes?

I think they guy got shipped the wrong springs, or they were packaged or marked incorrectly in some fashion.

Thanks for the help gentlemen, much appreciated.

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