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Author Bumpy Ride
Tom J
Organiser: South Wales
Premium Member


Registered: 8th Sep 03
Location: Bridgend
User status: Offline
10th Jan 05 at 11:02   View User's Profile U2U Member Reply With Quote

I did have the car lowered on just 40mm Spax Springs, with my alloys. The bumpiness got too annoying so i bought a Spax Damping Adjustable Kit, the one which is about £350.
I noticed a slight improvement, but not a lot. Its still really bumpy, and its starting to do my head in.
I've got 15" Wheels, with 195/45 R15 Tyres
They are 6.5JJ, with an offset of ET40.
I've got the dampers set to the softest setting, so can't see how its still so bumpy.
Greasemonkey
Member

Registered: 17th Apr 02
Location: Drives a Tractor
User status: Offline
10th Jan 05 at 11:14   View User's Profile U2U Member Reply With Quote

Thats life dude, think ya self lucky ya didnt get Koni's now they are well ard, lol, just gonna have to put up im afraid, all lowered suspension will give a hard ride, Eibach springs give the best for comfort and handling, but ya spax damapers might put a stop to that
Oh and if ya get 17's with low profile 40 tyres it will be like not having suspension, lol, turst me i know

[Edited on 10-01-2005 by Greasemonkey]
Tom J
Organiser: South Wales
Premium Member


Registered: 8th Sep 03
Location: Bridgend
User status: Offline
10th Jan 05 at 11:19   View User's Profile U2U Member Reply With Quote

Siberia
Member

Registered: 9th Oct 03
Location: Leprechaun Land Drives : Zafira GSI
User status: Offline
10th Jan 05 at 11:21   View User's Profile U2U Member Reply With Quote

i used to think my fk coilovers were very hard.... you get used to it...

also since i installed a front antiroll bar its made them a hell of alot smoother nearly like a normal car now.....
waynep
Member

Registered: 20th Apr 02
Location: london
User status: Offline
10th Jan 05 at 11:31   View User's Profile U2U Member Reply With Quote

mine like a trampoline... im used to it now , everyone that gets in car tho says how the fuk do i drive like that
3CorsaMeal
Member

Registered: 11th Apr 02
User status: Offline
10th Jan 05 at 11:34   View User's Profile U2U Member Reply With Quote

my m8 can't skin up while i'm driving now as it too bumpy
Siberia
Member

Registered: 9th Oct 03
Location: Leprechaun Land Drives : Zafira GSI
User status: Offline
10th Jan 05 at 11:37   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by 3CorsaMeal
my m8 can't skin up while i'm driving now as it too bumpy


u'd wanna sort that out!
TOMAS
Member

Registered: 7th Aug 02
Location: Nottinghamshire
User status: Offline
10th Jan 05 at 11:46   View User's Profile U2U Member Reply With Quote

What bumpstops are you using?
3CorsaMeal
Member

Registered: 11th Apr 02
User status: Offline
10th Jan 05 at 11:48   View User's Profile U2U Member Reply With Quote

polo mints
Tom J
Organiser: South Wales
Premium Member


Registered: 8th Sep 03
Location: Bridgend
User status: Offline
10th Jan 05 at 11:50   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by TOMAS
What bumpstops are you using?

just swopped them over off the standard suspension
TOMAS
Member

Registered: 7th Aug 02
Location: Nottinghamshire
User status: Offline
10th Jan 05 at 13:52   View User's Profile U2U Member Reply With Quote

So when you say its bumpy what do you mean exactly...

When you hit a pothole you get a hard THUMP from the suspension under compression?

When you go over a bump the car seems to want to 'bouce' into the air?

The car never settles - i.e twitching slightly up and down all the time?

What happens when you push down on the front/rear suspension - does it travel far?

is it front or rear?

[Edited on 10-01-2005 by TOMAS]
Greasemonkey
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Registered: 17th Apr 02
Location: Drives a Tractor
User status: Offline
10th Jan 05 at 14:03   View User's Profile U2U Member Reply With Quote

3CM i had the same problem, lol, ya should have seen my mates face when a whole double king size joint ended up all over the car, lol, i had to pull over
Greasemonkey
Member

Registered: 17th Apr 02
Location: Drives a Tractor
User status: Offline
10th Jan 05 at 14:04   View User's Profile U2U Member Reply With Quote

Mine i used to get a bang when i hit a pot hole, like i had no suspension
It used to feel like bouncing in the air
But the suspension was rock hard if ya pushed down on front and rear, ya couldnt move it!!!!
3CorsaMeal
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Registered: 11th Apr 02
User status: Offline
10th Jan 05 at 14:06   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by Greasemonkey
3CM i had the same problem, lol, ya should have seen my mates face when a whole double king size joint ended up all over the car, lol, i had to pull over




ffls
Member

Registered: 29th May 02
User status: Offline
   10th Jan 05 at 14:10   View User's Profile U2U Member Reply With Quote

If you want some confort fit Vogtland -30mm or H&R -30mm with black billies. the billies are only 15% uprated.
Or www.formelk.de confort suspension. The rest of the setups are rock hard like mineKoni+eibach=racing suspension, the dampers are adjustable between very hard and ...plain rock solid
TOMAS
Member

Registered: 7th Aug 02
Location: Nottinghamshire
User status: Offline
10th Jan 05 at 15:26   View User's Profile U2U Member Reply With Quote

The thing that makes me laugh is people who run 60mm + lower on regular style springs/dampers and expect it to handle and be comfortable.

Bumpstops play a massive part when it comes to lowering, too soft and they wont absorb the shocks enough, to hard and you'll bounce all over. I'd never ever lower a car unless it was using coilover springs and I change the srings around to find what works best - thats what ive done on my Corsa - its took a few years but now its spot on!!

[Edited on 10-01-2005 by TOMAS]
ffls
Member

Registered: 29th May 02
User status: Offline
   10th Jan 05 at 15:52   View User's Profile U2U Member Reply With Quote

That's right TOMAS.
But you can buy KW V3, because it's spot on, but you miss the fun of trying to find wht works best...I guess
Tom J
Organiser: South Wales
Premium Member


Registered: 8th Sep 03
Location: Bridgend
User status: Offline
10th Jan 05 at 16:06   View User's Profile U2U Member Reply With Quote

yeah if theres potholes it goes bang over them, havent tried pushing suspension down or owt
TOMAS
Member

Registered: 7th Aug 02
Location: Nottinghamshire
User status: Offline
10th Jan 05 at 16:14   View User's Profile U2U Member Reply With Quote

Trust, if i'd done it again i'd have gone for my current setup stragint away! KW V3 aint the best, mine is Nah messin but cant say ive tried them. My suspension setup has prolly cost me best part of a grand on my Corsa

FRONT:
Harry Hockley S.Steel Grp A coilover bodies with Bilstein 40mm Tarmac inserts. Eibach 10"x 2.25" 275lb springs upfront. T.A.S alloy eccentric topmounts, Powerflex polly bushes. Bilstein rubber bumpstops.

REAR:
Spax RSX 28pt adjustable extra short dampers with Spax progrssive 60mm RSX springs. Spax rubber bumpstops.

If its bangingon potholes then it sounds like your bumpstops arent upto much. You need uprated bumpstops - Jamex do some rubber ones but you need to go for ones which are foam or rubber and have a 20mm bore size and approx 30-40mm in length. DO NOT fit powerflex bumpstops -they are way to hard and will cause the front end to bounce.
ffls
Member

Registered: 29th May 02
User status: Offline
   10th Jan 05 at 18:47   View User's Profile U2U Member Reply With Quote

KW V3 can handle a CORSA with 300 bhp, is the best off the shelf kit available.
your kit is pretty impressive.But how is the ride quality? Hard has a rock?
Can you live with bumpy roads?
ikky
Member

Registered: 8th Jul 04
Location: South Cerney, Gloucestershire
User status: Offline
10th Jan 05 at 19:19   View User's Profile U2U Member Reply With Quote

im on my 3rd suspension set up, all seem as bumpy as one another. without coilovers, i dont think there is much you can do , i guess its alot to do with it bein such a short wheelbase
Will94
Member

Registered: 1st Nov 02
Location: Nr. Ipswich, Suffolk
User status: Offline
10th Jan 05 at 21:52   View User's Profile U2U Member Reply With Quote

i got the same spax kit on mine (psx adj. kit @40mm)
Seems fine i guess, is fairly bumpy but i dont mind... can feel what the road is doing! Does bang on potholes too...
when i fitted a front anti roll bar it did smoothen it out somewhat, could try that? should help the handling more too.
other than that i guess you'll jus have 2 bite the bullet!
TOMAS
Member

Registered: 7th Aug 02
Location: Nottinghamshire
User status: Offline
11th Jan 05 at 08:56   View User's Profile U2U Member Reply With Quote

No its not rock hard, its very firm. People who describe there setups as 'rock hard' I believe are running too soft a springs and are riding in the bumpstops (bottoming out) - mines a fair way off the bumpstops and the harder springs mean that it takes a lot for them to bottom out. Its by far the comfiest setup ive ever had and the grippiest. being Group A suspension its bulit proof too, good enough for the works rally novas and corsa's...
Tom J
Organiser: South Wales
Premium Member


Registered: 8th Sep 03
Location: Bridgend
User status: Offline
11th Jan 05 at 11:16   View User's Profile U2U Member Reply With Quote

where can i get these jamex bumpstops? cant seem to find them anywhere....
TOMAS
Member

Registered: 7th Aug 02
Location: Nottinghamshire
User status: Offline
11th Jan 05 at 11:50   View User's Profile U2U Member Reply With Quote

I know smart car in Nottingham used to sell them, not sure if they still do 0115 9229944, as I say you need a 20mm bore and at least 30mm-45mm high for the front.

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