Author Topic: Fix my body roll  (Read 6873 times)

October 22, 2008, 02:36:44 am

molgrips

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Fix my body roll
« on: October 22, 2008, 02:36:44 am »
My car, that is, not my actual body.

1994 B4 Passat leans over really badly in corners and just generally handles like crap.  To be honest I don't want to make it into a sports car but it'd be nice not getting lower back strain trying to stay upright when going round roundabouts.  And of course we have all these twisty roads where I live..

I don't want to make it too stiff a ride, since like I say I'm not trying to make it into a sports car - it still needs to be fairly comfy.

Any ideas?  I've never done anything to suspension before.
1994 Passat 1.9 TD Estate, 180k miles, running on veg oil

Reply #1October 22, 2008, 06:18:47 am

VWCaddy

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Fix my body roll
« Reply #1 on: October 22, 2008, 06:18:47 am »
Look into installing an anti-sway bar on the vehicle.  
- http://www.addco.net/
Might have them already, perhaps end link bushings are shot.
'82 VW pickup, 1.9D engine, Missing LinkZ shift linkage

Reply #2October 22, 2008, 07:02:02 am

Slave2School

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Fix my body roll
« Reply #2 on: October 22, 2008, 07:02:02 am »
To clarify the above post you want a meaty rear sway bar.  I know it might seem counter intuitive but that is the way it works.  A set of Koni Reds might also be the ticket :)
Waiting for a bigger better diesel to come along.
2002 ford focme wagon

Reply #3October 22, 2008, 09:29:13 am

TedV

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Fix my body roll
« Reply #3 on: October 22, 2008, 09:29:13 am »
go with both a front and rear bar first if you want to keep the soft ride and handling ballance.  then add shocks and springs if not firm enough.  Front bar will control most of the roll and will keep the front more flat, the rear bar to balance out the hadling.  With only a stiff rear bar all you will do is induce corner entry oversteer and as the outside front compresses the inside rear wheel comes of the ground.  It's what VW's do.

Reply #4October 22, 2008, 10:55:45 am

molgrips

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Fix my body roll
« Reply #4 on: October 22, 2008, 10:55:45 am »
There's already a front bar, haven't checked the rear.  Do they get weaker with time?  I'll check about bushings etc.
1994 Passat 1.9 TD Estate, 180k miles, running on veg oil

Reply #5October 22, 2008, 10:56:16 am

molgrips

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« Reply #5 on: October 22, 2008, 10:56:16 am »
Come to think of it, do springs get weaker with time too?
1994 Passat 1.9 TD Estate, 180k miles, running on veg oil

Reply #6October 23, 2008, 10:34:21 am

Slave2School

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« Reply #6 on: October 23, 2008, 10:34:21 am »
Actually a REAR bar makes the FRONT flatter.
Waiting for a bigger better diesel to come along.
2002 ford focme wagon

Reply #7October 23, 2008, 10:37:48 am

Slave2School

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« Reply #7 on: October 23, 2008, 10:37:48 am »
Read this little article.  It may give you some ideas as to what you are looking for...I really enjoyed KYB's and a 28mm swaybar on teh back of my MK IV, made the car much much flatter with just the swaybar in the rear.  Also improves front end grip around corners.

http://www.stealthtdi.com/SwayBars.html
Waiting for a bigger better diesel to come along.
2002 ford focme wagon

Reply #8October 23, 2008, 11:59:09 am

BlackTieTD

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Fix my body roll
« Reply #8 on: October 23, 2008, 11:59:09 am »
yes springs and pretty much anything associated with suspension weakens over time.

Reply #9October 23, 2008, 12:14:47 pm

molgrips

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Fix my body roll
« Reply #9 on: October 23, 2008, 12:14:47 pm »
I suspect the springs - when I load stuff in the back it gets pretty low pretty quickly, and it's an estate/station wagon so the springs should be stiffer than the saloon/sedan version, shouldn't they?

To change the springs, do you have to remove the shocks?  My garage complained about how fiddly it was when I had the shocks done.  I'd have thought he'd have said something about the springs though if they were as bad as they seem to be.
1994 Passat 1.9 TD Estate, 180k miles, running on veg oil

Reply #10October 23, 2008, 12:41:26 pm

the caveman

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Fix my body roll
« Reply #10 on: October 23, 2008, 12:41:26 pm »
Quote from: "molgrips"
I suspect the springs - when I load stuff in the back it gets pretty low pretty quickly, and it's an estate/station wagon so the springs should be stiffer than the saloon/sedan version, shouldn't they?

To change the springs, do you have to remove the shocks?  My garage complained about how fiddly it was when I had the shocks done.  I'd have thought he'd have said something about the springs though if they were as bad as they seem to be.

I always found b4 rear struts to be a pain. A wagon [estate ] is a little easier, but is your garage guy lazy or is he doing it for free? Why would he complain if he's gonna make some coin. Figure about 45- 60 minutes a side.
" I'm a vegetarian,not because i love animals, it's because i hate plants"
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1990 Fox
1989 Fox
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1997 Jetta GLX TDI

Reply #11October 24, 2008, 02:27:00 am

molgrips

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Fix my body roll
« Reply #11 on: October 24, 2008, 02:27:00 am »
He wasn't complaining in a bad way, just having a bit of a moan after the job :)  He did all four shocks for £250, which included 2 hours of labour.

I wish I'd thought about the springs at the time tho.

Is there any way I can prove that they're too soft, other my purely subjective experiences of roll and load etc..?
1994 Passat 1.9 TD Estate, 180k miles, running on veg oil

Reply #12October 24, 2008, 05:04:38 am

the caveman

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Fix my body roll
« Reply #12 on: October 24, 2008, 05:04:38 am »
If the car has tons of milage or has had a hard life you can rightly assume they are shot. If you can find another like yours but with less milage or with new springs , just measure the difference between them.
" I'm a vegetarian,not because i love animals, it's because i hate plants"
1970 Type 3 fastback
1972 Renault 12
1971 Super Beetle 140 HP 159 ft lbs
1987 Fox
1989 TD Jetta
1990 Fox
1989 Fox
1998 TDI Jetta
1990 T3 German MIL Transporter 1.9 na Giles super pump
1997 Jetta GLX TDI

Reply #13November 27, 2008, 09:41:35 am

duffer

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Fix my body roll
« Reply #13 on: November 27, 2008, 09:41:35 am »
Don't take offence, but your cat
   looks like Adolph Hitler  :lol:

Reply #14February 19, 2009, 08:13:58 pm

erdmankw

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Fix my body roll
« Reply #14 on: February 19, 2009, 08:13:58 pm »
Rear sway bar makes a world of difference on body roll in VW's. Best suspension upgrade for the money hands down.
1998 GTI VR6
1991 Jetta Coupe 1.6 veggie n/a
1985 Jetta Diesel (work in progress)
1987 Vanagon GL  
1982 Rabbit Diesel