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Suspension?
Posted: Fri Apr 18, 2008 8:31 am
by Timo
OK after lowering the sky high front end on my 912 (originally US height)all of 1 inch I took it out last night with 2 passengers on board. When I took a relatively hard corner with bumps on it sounding like it was bottoming out over the bumps. Is this normal for a car which is not particularly low? Do I need a stiffer front end perhaps?
Posted: Fri Apr 18, 2008 9:04 am
by 912uk
Have you gone alittle too low?
Or have you got worn out shocks
Posted: Fri Apr 18, 2008 9:12 am
by hot66
I'm not sure if it applies to your 912, but the usa spec 911's had a spacer on the top of the front strut. If you remove this you will gain some more travel.
If it is fitted & you have lowered the car there is a possibility you'll bottom out the front shocks.
I don't know what years this applied to though

Posted: Fri Apr 18, 2008 9:55 pm
by Timo
Hmm interesting. Will I see the spacer from inside the bonnet area or from underneath the front wing? Thinking about it the car does have a alot of body roll on corners so maybe the front shocks are worn out, I always thought this was due to the lack of anti roll bars on the 912?
Posted: Fri Apr 18, 2008 10:21 pm
by Lightweight_911
What is the new front ride height - measured from the ground to the centre (highest) point of the front wheelarch ?
Posted: Fri Apr 18, 2008 10:32 pm
by 912uk
Mine is lowish at the front and i don't have any bump issues I am still on the old shocks and I have new ones here to put on.. Mine is also a US car. I have had 4 people in the car..

Posted: Fri Apr 18, 2008 10:34 pm
by Timo
What is the new front ride height - measured from the ground to the centre (highest) point of the front wheelarch ?
Not sure at the mo, (I did measure it at the time but I don't have the car to hand at the mo to be sure, I've just dropped it back in my mates garage so can't check till next friday). What I do know is that when I got the car it was still at its 'tall' US ride height. The front measured approx 1 inch higher than the rear. All I have done is to wind the front done (approx 1 inch) so that it is now level with the 'stock US height' rear (from the ground to the bottom of the wheel arch).
Posted: Fri Apr 18, 2008 10:42 pm
by Timo
Mark, I would say mine is not quite as low as yours at the front

Posted: Fri Apr 18, 2008 11:44 pm
by bazz55
man looks much

now, could go lower though fella

Posted: Sat Apr 19, 2008 12:16 am
by Lightweight_911
As an approximate guide, on level ground & ideally with 3/4 tank of petrol, measurements from the ground to the centre (highest point) of the wheelarches are 25.5" (F) & 25" (R) for standard European ride height*.
This gives the correct 'nose down' stance.
Lowering the front & rear by 1" makes great improvements to the handling.
* These measurements assume the original size of tyre is fitted (185/70x15)
Posted: Sat Apr 19, 2008 9:41 am
by Timo
OK, thanks everyone. I don't think I'm that low yet, does this sound like my front strut inserts are on the way out or does anyone have any other suggestions.
Posted: Tue Apr 22, 2008 10:40 pm
by streetwagens
The only clonks I got at this \/ height were hitting the tarmac and speed bumps!

Its up a couple of turns now, with no issues, daily use. Sounds like you have something else up down there that might just be more apparent now?

Posted: Wed Apr 23, 2008 7:23 pm
by Timo
Hmm, maybe you're right. Does anyone know how I tell if my front struts are knackered? Is it the usual bounce the front end up and down and see if it keeps bouncing or is there something else I should be looking out for?