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Author Topic: lowering Springs  (Read 2361 times)

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linfordland

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lowering Springs
« on: 08 October 2014, 09:10:22 »

Hi,  im new to the site amd a few members have suggested i post here.
Im thinking of lowering my omega so any advice or tips or anybody selling some lowering springs please feel free to comment.
Thanks, Craig.
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05omegav6

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Re: lowering Springs
« Reply #1 on: 08 October 2014, 09:51:31 »

Saloon or estate? Have a set of Irmscher estate springs/shocks for sale.

Ad is in the parts for sale, possibly on the second page...
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TheBoy

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Re: lowering Springs
« Reply #2 on: 08 October 2014, 12:04:51 »

If a saloon on UK roads, don't lower beyond 30mm (Front) and 20mm (Rear).

Obviously, it'll need a full geometry adjustment after.
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linfordland

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Re: lowering Springs
« Reply #3 on: 08 October 2014, 16:00:12 »

Its saloon,  all the kits ive seen are 40 mm drop but ive seen some vehicles at shows im sure don't have springs at all!  Haha
Thanks, Craig.
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chrisgixer

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Re: lowering Springs
« Reply #4 on: 09 October 2014, 00:51:28 »

There are some 30mm kits available. Just add a 10mm rubber or poly pad to the existing ones that insulate the springs from the chassis top and bottom at the rear.
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tigers_gonads

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Re: lowering Springs
« Reply #5 on: 09 October 2014, 08:51:49 »

There are some 30mm kits available. Just add a 10mm rubber or poly pad to the existing ones that insulate the springs from the chassis top and bottom at the rear.


Is something similar available for the front Chris ?
My front end is MV6 but the springs are getting soft.
I'm looking for a couple of slightly lowered springs (from standard) but don't want it down as far as 30mm now that i've sorted the back out to my liking  :)
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chrisgixer

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Re: lowering Springs
« Reply #6 on: 09 October 2014, 09:19:57 »

Haven't looked into adjusting / raising front ride height, but I suppose something could be fitted between 4 and 2 in the diag.

http://www.partsbase.org/opel/omega-b-1994-2003-11--7-6-6-front-shock-absorbers-r1000001/

I'll have a look a shock next time I'm in the garage. :y
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tigers_gonads

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Re: lowering Springs
« Reply #7 on: 09 October 2014, 09:29:53 »

Haven't looked into adjusting / raising front ride height, but I suppose something could be fitted between 4 and 2 in the diag.

http://www.partsbase.org/opel/omega-b-1994-2003-11--7-6-6-front-shock-absorbers-r1000001/

I'll have a look a shock next time I'm in the garage. :y


Cheers Chris  :)
With the extra weight of the lpg tank over the rear axel, those heavy duty spring I fitted at the rear work a treat.
Now they have settled, it sits nice and flat with load in the back so I don't want to screw up the stance when I sort the front out.
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05omegav6

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Re: lowering Springs
« Reply #8 on: 09 October 2014, 16:51:12 »

Haven't looked into adjusting / raising front ride height, but I suppose something could be fitted between 4 and 2 in the diag.

http://www.partsbase.org/opel/omega-b-1994-2003-11--7-6-6-front-shock-absorbers-r1000001/

I'll have a look a shock next time I'm in the garage. :y
The only thing that would work is a collar of the desired thickness to sit between the bearing and upper spring cup...

Give an old bearing to a machine shop who should be able to spin summat suitable with a flange to seat the inside diameter of the bearing in order to locate it securely :y
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tigers_gonads

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Re: lowering Springs
« Reply #9 on: 09 October 2014, 19:46:08 »

Haven't looked into adjusting / raising front ride height, but I suppose something could be fitted between 4 and 2 in the diag.

http://www.partsbase.org/opel/omega-b-1994-2003-11--7-6-6-front-shock-absorbers-r1000001/

I'll have a look a shock next time I'm in the garage. :y
The only thing that would work is a collar of the desired thickness to sit between the bearing and upper spring cup...

Give an old bearing to a machine shop who should be able to spin summat suitable with a flange to seat the inside diameter of the bearing in order to locate it securely :y



Would it be possible to pack out the bottom cup that the front spring sits in with 10 - 15mm of this rubber hence raising the ride height to around the same as a standard MV6 spring and leaving the top of the strut standard  :-\
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chrisgixer

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Re: lowering Springs
« Reply #10 on: 09 October 2014, 19:54:35 »

The bottm cup is shaped to help hold the spring in the correct orientation. So the bottom pad is cup shaped on its lower surface, and spring shaped on its top surface. It's far from flat, so whatever goes under there will be far from straightforward to get the spring to sit correctly.

You need a flat surface, that won't rotate with the steering and cause noise or sit unevenly if it moves altering ride height and hence set up and camber, and then buggering the tyres.

....it would also be remis not to mention the most sensible thing to do is fit new correct springs, but them I'm sure you know all that, and the issues with set up costs.
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chrisgixer

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Re: lowering Springs
« Reply #11 on: 09 October 2014, 19:58:58 »

Haven't looked into adjusting / raising front ride height, but I suppose something could be fitted between 4 and 2 in the diag.

http://www.partsbase.org/opel/omega-b-1994-2003-11--7-6-6-front-shock-absorbers-r1000001/

I'll have a look a shock next time I'm in the garage. :y
The only thing that would work is a collar of the desired thickness to sit between the bearing and upper spring cup...

Give an old bearing to a machine shop who should be able to spin summat suitable with a flange to seat the inside diameter of the bearing in order to locate it securely :y

Not keen on that idea as the bearing will be worn and pitted by now and could stick more than any friction with a colar or similar. The danger is the bearing "could" stick and the collar "could" slide. Giving wear and noise, the bearing is covered in plastic. Which "could" be destroyed "if" the bearing sticks. ....if. :-\
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tigers_gonads

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Re: lowering Springs
« Reply #12 on: 09 October 2014, 20:42:14 »

The bottm cup is shaped to help hold the spring in the correct orientation. So the bottom pad is cup shaped on its lower surface, and spring shaped on its top surface. It's far from flat, so whatever goes under there will be far from straightforward to get the spring to sit correctly.

You need a flat surface, that won't rotate with the steering and cause noise or sit unevenly if it moves altering ride height and hence set up and camber, and then buggering the tyres.

....it would also be remis not to mention the most sensible thing to do is fit new correct springs, but them I'm sure you know all that, and the issues with set up costs.


I thought Mv6 spring was stupidly expensive and like the preverbal rocking horse poo  :-\
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elvin315

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Re: lowering Springs
« Reply #13 on: 09 October 2014, 22:53:09 »

Don't know if you know this but the front & rear springs from the Monaro will fit the Omega B saloon. They're a little stiffer and lower it 25.4mm all around. I've got them on my Catera and love 'em.

Everything I've found for the Catera (suspension related) can be found below. The vendors are primarily in the USA but I'm sure you you can find the same or equivalent on your side of the big water.

http://cateraowners.forumotion.com/t108-catera-suspension-upgrades-overview
« Last Edit: 09 October 2014, 23:00:06 by elvin315 »
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chrisgixer

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Re: lowering Springs
« Reply #14 on: 09 October 2014, 23:01:44 »

Good tip Elvin. :y

A more sensible ride height too.

When comparing to omega, do we know what spec Catera springs are, compared to omega uk models, such as elite (soft) standard (medium) mv6 (harde/harder) etc...?
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