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shackle lift questoin

Posted: Wed Jun 27, 2007 10:11 pm
by danthezookman89jx
when ya give ya zook a extended shackle lift is it as easy as just puttin them in and its done ?? :armsup:

Posted: Wed Jun 27, 2007 10:14 pm
by sanger
Yea pretty much. May need someone to help pry the spring eye away from shackle mount.

Posted: Wed Jun 27, 2007 10:22 pm
by danthezookman89jx
what could possibly go wrong hey .. thats what i think now haha thanls mate

Posted: Wed Jun 27, 2007 10:28 pm
by sanger
no worries. But if u plan on doing much rock wheelin then believe me the death fangs will definately be a pain. If u just want to clear some slightly bigger tyres then go for it.

Posted: Wed Jun 27, 2007 10:33 pm
by danthezookman89jx
yeah thats the one .. bigger and better :twisted:.. you can see the clearence at the moment hey
<<< they are 30's but it articulates too much for the lift so she likes to scrub when its gettin too hectic

Posted: Thu Jun 28, 2007 1:35 am
by zookimal
Where is it rubbing? Firewall, top of the arch or the headlight bucket/bumper mount?

I'd mod the body before the shackle in your position I think, not that a bit of extra shackle is always a bad thing to the suspension function, but I stress 'a bit'.

Posted: Thu Jun 28, 2007 7:56 am
by Gwagensteve
Longer shackles are not a viable way to lift the car. They are useful for other reasons - allowing a bit more travel, fine tuning ride height etc but 1" of lift required a 2" longer shackle and this will have negative effects on your handling as caster goes out the window.

They can help, but they don't really do a whole heap.

I would agree with zookimal. Make sure your tyres don't touch with your setup now and you can use shackles to get a little bit more droop or to use in conjunction with bunpstop spacers to assist clearance a touch.

Steve.

Posted: Thu Jun 28, 2007 9:21 am
by danthezookman89jx
i just need a bit more height on the body and chassis off the tyres, the inside of the tyres scrub on the inside of the wheel arch and they also scrub on the lip of the flares (front).. so in other words it prob needs a bit more travel? is there a better way than ex shakcles? thanks people

Posted: Thu Jun 28, 2007 9:31 am
by Highway-Star
danthezookman89jx wrote:i just need a bit more height on the body and chassis off the tyres, the inside of the tyres scrub on the inside of the wheel arch and they also scrub on the lip of the flares (front).. so in other words it prob needs a bit more travel? is there a better way than ex shakcles? thanks people
Your confusing me! Your saying the tyres are scrubbing so you need more travel. I think all that travel is causing the scrubbing. You need to move the body further away from tyres (trimming or B.L.), or you need to restrict travel (B.S. spacers).

Do a search on exteded shackles, theres been a fair bit of info devulged about the things over the past few years. Remember they are technically illegal, but allot of people run them. So if you are determined to use them keep your standards, on the rare chance that you get done for non compliant shackles. Then swap them back for the inspection.

Posted: Thu Jun 28, 2007 11:20 am
by danthezookman89jx
yeah i wrote it wrong :oops: i ment more clearance

Posted: Thu Jul 05, 2007 8:24 pm
by McGyver
i had 2 inch springs on mine then slapped on 31 mtr's. i used the 2 inch shackles for lift and articulation and i needed extended brake lines and bigger shocks, u might get away without these if u dont have raised springs.

Posted: Fri Jul 06, 2007 12:12 pm
by danthezookman89jx
its got all the good gear under it but no lift dont know why ?
they are 2" raised OME with OME gas struts .. they should be able to go a fair bit more
when i jack it up they move heaps.

Posted: Fri Jul 06, 2007 12:29 pm
by grimbo
danthezookman89jx wrote:its got all the good gear under it but no lift dont know why ?
they are 2" raised OME with OME gas struts .. they should be able to go a fair bit more
when i jack it up they move heaps.
what are 2" raised OME? Do you mean springs?

OME gas struts or do you mean OME shock absorbers?


Should be able to go a fair bit more of what?

When you jack it up what move heaps and what do you mean by that?

I thought your question was about extended shackles and that you were having clearance problems, so not sure what all this is about

Posted: Fri Jul 06, 2007 1:10 pm
by danthezookman89jx
this is for some people who dont get it....
what are 2" raised OME? Do you mean springs?=springs

OME gas struts or do you mean OME shock absorbers?=shock absorbers

Should be able to go a fair bit more of what?=travel

I thought your question was about extended shackles and that you were having clearance problems, so not sure what all this is about=its about clearance from the wheel arches to the trye .. i was askin that if i got extended shackle will it have more travel/clearnce becuase at the moment the tyr scrubs on the inside of the wheel arch when it is articulating.
grimbo you seem like your always having a go ?

Posted: Fri Jul 06, 2007 1:28 pm
by Gwagensteve
That's just Grimbo, but to be fair, I was also not really responding to this thread because I couldn't really understand what you were asking. Now you have clarified, I can help.

A stock sierra has 5" of travel in the front at 6" in the back.

With OME springs/shocks, you have maybe 6.5" in the front and 7.5" in the back, not more.

Wheel travel is limited by shock length in your application, so even with really long shackles, you will still only have the same travel, however, instead of having 3" of compression travel and say 4.5" of droop, you might have 4.5" of compression and 3" of droop. All you are doing is changing the rest position. Some people think this will fix rubbing, it doesn't, it only makes it do it less often.

Travel is not the same as clearance. Clearance is the distance between two things. It sounds like your problem being caused by incorrect wheel offset and the added articulation (this is different to travel) of the OME springs/shocks because you are complaining of scrubbing on the inside of the inner guard.

Get your wheel backspacing right and the scrubbing will go away.

To increase travel over what you have now you will need longer shock abosorbers whioch will require fabrication. Even then, the gain you will get won't be great, maybe a couple of inches. however, any gain in travel will add articulation which will only make the problem worse unless you fix the wheel offset problem.

In order to get people to answer you questions properly, you need to ask the right question. When you talk about clearance, specify where. When you ask about travel specify where you are measuring it and what you set up is. we're not mind readers and don't work in code.

Steve.

PS I still don't know what you mean by "If I jack it up they move heaps" What moves heaps? In what direction?

Posted: Fri Jul 06, 2007 2:19 pm
by grimbo
danthezookman89jx wrote:this is for some people who dont get it....
what are 2" raised OME? Do you mean springs?=springs

OME gas struts or do you mean OME shock absorbers?=shock absorbers

Should be able to go a fair bit more of what?=travel

I thought your question was about extended shackles and that you were having clearance problems, so not sure what all this is about=its about clearance from the wheel arches to the trye .. i was askin that if i got extended shackle will it have more travel/clearnce becuase at the moment the tyr scrubs on the inside of the wheel arch when it is articulating.
grimbo you seem like your always having a go ?
probably am because people can't seem to take the time to explain themselves so other people can give them the correct info.

So all that statement I questioned had absolutely nothing to do with your question about extended shackles.