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Updated cv s and shafts.

  • TomDK
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03 Nov 2014 18:46 #128355 by TomDK
Replied by TomDK on topic Updated cv s and shafts.

jimnydms wrote: I dont think so no, i m not sure if there is any warranty i will call them tomorrow. the RCV ones are for a SJ Sammy i have emailed them about the jimny as i presume the SJ ones wont fit a jimny, also i wonder if the no questions asked warranty applies in the UK ?

what exactley is involved in changing side gears and what can you get 26 spline side gears from SJ sammy rear diff i think?

what appeals to me is they do a conversion kit that allows you to use they re 4 pin centre section and mech locker, i presume you still need to aquire 26 spline side gears, hmmmm but now i am into the realms of needing someone to build this for me

TomDK wrote:

jimnydms wrote: with the RS ones they require 26 spline side gears is that a specialist task to do ? are they bolt or does it require fine measurements and setting up of the diff (which i have no clue about) and is there anything on the stub shaft end that needs to be modified to accommodate the new CV's ?

this may be the decider whether to go 22 or 26 spline.

Surely even with 26 Spline side gears the original diff is not stronger? RS also do a kit that allows you to go 4 pin on the front diff then they do some even heavier duty shafts!


Swapping sidegears is pretty straightforward. But takes a couple of hours probably.

Going from 22 to 26 splines does not affect the strength of the diff itself. It only affects the shaft. But how many of you have ever broken then shaft at the diff end? All shafts I've seen break have been at the CV end or the CV itself.

Also no need to start panicking about weak front diffs and such. How many broken front diffs have you heard talk about on this forum? Supergaz' is the only one I've seen.

The reason why I like the 22 splines design from RCV Performance is that if the shafts or CVs should fail, you can always swap with a standard shaft and you're good to go again. And then it's only a matter of going back to the shop and swap the broken shaft/CV for a new one on warranty. Can you do the same with RS stuff?


You should read my previous posts in the topic :)

The shafts I linked to earlier are for the samurai, just as an example. It is my local 4x4 supplier that together with RCV Performance have started the process of making 22 splines shafts and CVS for the Jimny. They to come up any where on any website.

As I wrote earlier. It is much less complicated installing these 22 splines shafts from RCV than the ones from RS. And I'm pretty confident that the RCV ones are just as strong as the RS shafts and CVs, if not stronger.
But it requires that you have to wait a few months for the RCV stuff.

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  • jimnydms
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03 Nov 2014 22:43 #128399 by jimnydms
Replied by jimnydms on topic Re:Updated cv s and shafts.

Jimny-Dave wrote: Getting to the diff I found the hardest bit! Having worked on Vitaras most of my 'adult' life (although some might argue that claim)...

There's a blog on stripping and rebuilding the front axle here -

www.bits4vits.co.uk/store/lsd-into-front...-axle-/blog_281.html


Ok cool I will read both of these thanks a lot for your help

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03 Nov 2014 22:45 #128403 by jimnydms
Replied by jimnydms on topic Re:Updated cv s and shafts.

TomDK wrote:

jimnydms wrote: I dont think so no, i m not sure if there is any warranty i will call them tomorrow. the RCV ones are for a SJ Sammy i have emailed them about the jimny as i presume the SJ ones wont fit a jimny, also i wonder if the no questions asked warranty applies in the UK ?

what exactley is involved in changing side gears and what can you get 26 spline side gears from SJ sammy rear diff i think?

what appeals to me is they do a conversion kit that allows you to use they re 4 pin centre section and mech locker, i presume you still need to aquire 26 spline side gears, hmmmm but now i am into the realms of needing someone to build this for me

TomDK wrote:

jimnydms wrote: with the RS ones they require 26 spline side gears is that a specialist task to do ? are they bolt or does it require fine measurements and setting up of the diff (which i have no clue about) and is there anything on the stub shaft end that needs to be modified to accommodate the new CV's ?

this may be the decider whether to go 22 or 26 spline.

Surely even with 26 Spline side gears the original diff is not stronger? RS also do a kit that allows you to go 4 pin on the front diff then they do some even heavier duty shafts!


Swapping sidegears is pretty straightforward. But takes a couple of hours probably.

Going from 22 to 26 splines does not affect the strength of the diff itself. It only affects the shaft. But how many of you have ever broken then shaft at the diff end? All shafts I've seen break have been at the CV end or the CV itself.

Also no need to start panicking about weak front diffs and such. How many broken front diffs have you heard talk about on this forum? Supergaz' is the only one I've seen.

The reason why I like the 22 splines design from RCV Performance is that if the shafts or CVs should fail, you can always swap with a standard shaft and you're good to go again. And then it's only a matter of going back to the shop and swap the broken shaft/CV for a new one on warranty. Can you do the same with RS stuff?


You should read my previous posts in the topic :)

The shafts I linked to earlier are for the samurai, just as an example. It is my local 4x4 supplier that together with RCV Performance have started the process of making 22 splines shafts and CVS for the Jimny. They to come up any where on any website.

As I wrote earlier. It is much less complicated installing these 22 splines shafts from RCV than the ones from RS. And I'm pretty confident that the RCV ones are just as strong as the RS shafts and CVs, if not stronger.
But it requires that you have to wait a few months for the RCV stuff.


Ok maybe I will hang on about it certainly simplifies things using a 22 spline set up and also with the warranty also.

I will try and do another search for your posts. Big Jimny search not the best lol maybe I'll try search from Google should bring me back. Thanks for your help and advice

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03 Nov 2014 22:54 - 03 Nov 2014 23:02 #128404 by kirkynut
Tom you don't hear of many Jimny front diffs breaking because the cv's go first, acting like a fuse as I said above. Make the cv's and shafts un breakable and you'll find the next weakness in the line, which I suggest is the diff because it's only 2 pin.

If you upgrade to an arb it becomes 4 pin, so much stronger, just like Land Rovers. You also get a locker but you'll need a rear one to go with it so fortunes are needed.

See what I meant?

Kirkynut

Edit: just read Jimnydms post saying that RS does a kit to convert the Jimny front diff to 4 pin, which I assume are 26 spline to match their shafts, so that will be the way to go unless you want an arb, at which point you may as well get a 22 spline arb and these new 22 spline shafts to keep it simple.

The underdog often starts the fight, and occasionally the upper dog deserves to win - Edgar Watson Howe.

My Jimny Thread Here: www.bigjimny.com/index.php/forum/8-my-ji...on-continues?start=0
Last edit: 03 Nov 2014 23:02 by kirkynut.

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03 Nov 2014 23:26 #128405 by X8GGY
Replied by X8GGY on topic Re:Updated cv s and shafts.

kirkynut wrote: Edit: just read Jimnydms post saying that RS does a kit to convert the Jimny front diff to 4 pin, which I assume are 26 spline to match their shafts, so that will be the way to go unless you want an arb, at which point you may as well get a 22 spline arb and these new 22 spline shafts to keep it simple.


www.rsmfg.co.uk/page23.html

Seems like it's 22 or 26 spline? and designed to run a lockright type (un)locker in the front axle...

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  • jimnydms
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04 Nov 2014 07:16 #128415 by jimnydms
Replied by jimnydms on topic Re:Updated cv s and shafts.
I am calling rob today so I will find out exactly what the crack is, I'm not sure they are 22 or 26 I think maybe they just do a beefier 26 that you can use with the 4 pin adapter but I will find out

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