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Help upgrading 05 to 07 diff please....

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Old Oct 8, 2014 | 02:53 PM
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Default Help upgrading 05 to 07 diff please....

Hi,

I'm upgrading my 05 to the newer differential found in an 07. Could anybody who has done this chime in with the parts I require to do the swap. I'm aware there are a few additional bits required as well as the diff.

Also, if anybody has a link to a DIY that would be awesome.

Thanks
LA
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Old Oct 8, 2014 | 03:40 PM
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If it's a manual you can find what you need from zip products. If an automatic you need an adapter from rpm
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Old Oct 8, 2014 | 04:44 PM
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I'm interested in this process as well.
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Old Oct 8, 2014 | 06:40 PM
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Originally Posted by dennis50nj
If it's a manual you can find what you need from zip products. If an automatic you need an adapter from rpm
Thanks,

Managed to find the extension housing for a more competitive price elsewhere so was hoping to search for the parts individually.

LA
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Old Oct 8, 2014 | 06:42 PM
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Originally Posted by dwn cam
I'm interested in this process as well.
I think I will put together a thread when I get this done to hopefully assist others. I'm rebuilding my TT as well so may do the whole thing in one.

Last time I dropped it to do the clutch I used slick shoes excellent thread.

Cheers
LA
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Old Dec 1, 2014 | 06:54 PM
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This is the 06+ part number Tailshaft extension housing for T56s:19132778

You can't use the tailshaft housings from 06 or 07 C6Z T56s because Z06 T56s have a 1 piece cluster/counter shaft while base models have a 2 piece countershafst. I was told by Jeremy at rpm transmisions that my 05 Z51 T56 has a 2 piece cluster/counter shaft.

After you switch out the reverse idler gear, output shaft bearing and counter/cluster shaft bearing you're good to go.
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Old Dec 2, 2014 | 01:48 PM
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After all your parts are on hand (tail shaft extension), its a straight forward swap:

https://www.corvetteforum.com/forums...cal-style.html

As you have said, about you did the clutch previously, this is not anymore complicated, like you have to machine make precision parts - it is just another R&R job.

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