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Lift laws

Posted: Sat Jan 08, 2011 11:56 am
by TacoRunner
Fellows Im from the U.S. and own a small company called 4wheelunderground. I build link suspension systems for the earlier Toyota Mini trucks and 4runners. I was woundering if someone here could teach me a bit about the lift laws and vehicle requierments of street driven vehicles that also see considerable offroad use.

Thanks in advance
TacoRunner

Re: Lift laws

Posted: Sat Jan 08, 2011 9:45 pm
by Zuri92
dont know about eleswhere, but legal height in qld is 2 inch raised or lowered, but most people go for around a 4 inch if they are doing lots of offroading, some go more, some go less

Re: Lift laws

Posted: Sun Jan 09, 2011 7:06 am
by Chello
I know in Victoria a 2 inch cab lift is allowed and 2 inch Suspension lift, well that's what I was told when consulting an engineer. Best thing to do would be to phone the local Authorities. Vicroads couldn't care less along as an engineer signs off on it

Re: Lift laws

Posted: Mon Jan 10, 2011 10:43 am
by TacoRunner
So whats it take to get an engineer to sign off.

Re: Lift laws

Posted: Tue Jan 11, 2011 11:10 am
by lukethedork
TacoRunner wrote:So whats it take to get an engineer to sign off.
Every engineer is different. What one engineer signs off as good, another engineer may say is bad.

Basically the only way to be certain it won't get questioned is to have lots of money and be a mass producer. Like Toyota and Nissan and the rest of the big names. Alot of their vehicles don't pass all the rules and regulations set for people building (or modifying) individual vehicles. :agrue:

Luke.

Re: Lift laws

Posted: Thu Jan 13, 2011 8:00 am
by TacoRunner
Wow, that blows. So thats why you guys build so many off road only vehicles.

So if you guys were welding on suspensio brackets and stuff what would it cost (estimate only please) for front and rear?

Re: Lift laws

Posted: Thu Jan 13, 2011 10:00 pm
by sic60driva
Pretty sure its illegal to weld to the chassis for a road reg car but other states might be different.

Re: Lift laws

Posted: Thu Jan 13, 2011 10:10 pm
by Matt_85Lux
Zuri92 wrote:dont know about eleswhere, but legal height in qld is 2 inch raised or lowered

when lowering you have to maintain 100mm ground clearance and also maintain 2/3rds suspension travel

Re: Lift laws

Posted: Fri Jan 14, 2011 12:24 pm
by lukethedork
TacoRunner wrote:Wow, that blows. So thats why you guys build so many off road only vehicles.

So if you guys were welding on suspensio brackets and stuff what would it cost (estimate only please) for front and rear?
Not sure on cost with engineering and all.

The post saying that welding to the chassis is illegal is not exactly right. Alot of Engineered rigs have welded stuff too the chassis.

Really though you should take everything you read in this thread with a grain of salt, and my post was more cynical than anything.

Your best bet would be to speak to one of the fabricators/garages in Australia that regularly deals with Engineers. There are a number of businesses/people on this forum that do this kind of work regularly and get it engineered.

Luke.