Springs vs coilovers swap

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turbo-tom
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Re: Springs vs coilovers swap

Post by turbo-tom » Thu Nov 29, 2012 2:21 pm

i would buy a landrover oh wait ive got one!

nah rather then coils a sj i would get a jimny :D
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ScottieJ
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Re: Springs vs coilovers swap

Post by ScottieJ » Thu Nov 29, 2012 2:55 pm

But then you have the weak jimny axles ;)
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turbo-tom
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Re: Springs vs coilovers swap

Post by turbo-tom » Thu Nov 29, 2012 5:09 pm

true!ill just stick with cart suspension :D
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Tramp
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Re: Springs vs coilovers swap

Post by Tramp » Thu Nov 29, 2012 7:29 pm

ScottieJ wrote:But then you have the weak jimny axles ;)
I thought the axles were of equivalent strength to the early 410 - & they weren't bad, I thought the real weak link was the chain driven transferbox, why suzuki ever decided to do chain drive gear reduction is beyond me (well I assume its because its cheaper, but that doesn't make it work in practice!)

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Re: Springs vs coilovers swap

Post by Anton » Wed Jan 16, 2013 11:39 pm

ScottieJ wrote:But then you have the weak jimny axles ;)
Are Jimny axles really weaker than SJ axles? I was told that the radius arm mounts tear easily, but that's about all the bad news I heard about Jimny axles - I *thought* they were basically Samurai axles with vacuum operated freewheeling hubs...

I've also heard Jimny chassis tend to rot real easy (especially compared to SJ's).

I'd love to coil mine - I once bought Vitara rear trailing arms and upper triangulated "Y" link just to offer them up to the axle, and then engineer a solution in my head.

What I came up with was the idea of making a Vitara style triangulated upper "Y" link that doubled up as a bam-bar, coil spring perches that double up as leaf spring perches, or going with coilovers and build it in such a way that I can swap between leafs and coils at will. Making the Vitara trailing arms use the leaf spring perches, the chassis has no modifications that would need an IVA (under the 8-point system, you're allowed to box in a 3 sided chassis or add crossmembers to the chassis without needing an IVA - the upper link would simply be attached to that additional crossmember. You only need an IVA if you shorten, lengthen or replace the chassis with a non-brand new chassis).

Leaving the upper link in place should (if it's engineered correctly) just prevent axle wrap while it's on leafs.

I also thought about making the trailing arms include trailer axle bearings, so they would rotate and not bind up as much during articulation.

That's all for waaaay in the future, though. I'm thinking out loud here, more than seriously considering doing this stuff. I have no time right now to finish my current to-do list and get it ready to go back on the road!

Anyone got a Tardis so I can make some time?
1985 SJ413VX (SJ50V) with SPOA, rear disc brakes, 31x10.5R15 Kaiman Malatesta tyres, an MOT and a lot left to do!

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mike harris
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Re: Springs vs coilovers swap

Post by mike harris » Tue Jan 22, 2013 8:35 pm

Yes jimmy axles are made from cheese. Not sure which maturity. Pretty sure cheddar cheese extra mature. Think there available out of the fisher price catalog as well.

I sold a set of samurai axles to someone with a jimmy, he hasn't broke a shaft since.

And you can buy he parts for samurai axles, not sure you can for jimmy axles.

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mike harris
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Re: Springs vs coilovers swap

Post by mike harris » Tue Jan 22, 2013 8:38 pm

Here's a proper coil conversion.

This is how it's done.

http://forum.difflock.com/viewtopic.php?t=63086

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mike harris
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Re: Springs vs coilovers swap

Post by mike harris » Tue Jan 22, 2013 8:42 pm

This is one of the best suzukis in the county.

This how to coil one.
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Re: Springs vs coilovers swap

Post by dazerede » Tue Jan 22, 2013 8:51 pm

That looks awesome

Mike have u thought of doing coils on ur sammy
Suzuki Sj 410 Jap Built
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BUILT NOT BOUGHT

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Re: Springs vs coilovers swap

Post by mike harris » Tue Jan 22, 2013 8:53 pm

Yeh, if I could have it done by the same person who done Paul's, it's truly a work of art. There is no pitch in the diff at any point of articulation, there next to no axle steer either. Read through that build of the coil setup, it will blow you away.

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