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Transmission question.

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Old 03-01-2005, 08:10 PM
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joemama911
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Default Transmission question.

hello, iv been reading the forums but this is my first post. i currently have a 1989 928 s4 automatic. i currently need a new transmission. i was wondering if it is possible to install a different automatic transmission( instead of the benz one) maybe even something with tiptronics or 6speed?. I would love to install a manual tranny but that is to costly for me unless its possible to do it for under 7gs including labor.
any input is welcome thanks again.
Old 03-01-2005, 08:15 PM
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blau928
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Um,

If you are willing to spend 7k for a trans setup, why not get a rebuilt unit ? 2k

Labor 2k

Buy a SC kit for 3k and you won't have to shift as much....

You would have just spent 7k...
Old 03-01-2005, 09:16 PM
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joemama911
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i said 7gs cuz i didnt know how much labor would cost to install. and if i get a rebuilt tranny it would be the same benz one. i wanted to switch to hopefully a tiptronic auto, if i couldnt put a manual for under 7.
Old 03-01-2005, 11:46 PM
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IcemanG17
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Joe
I don't think you can convert to a manual for under $7k....unless you do all the work yourself. However you could have your tranny rebuilt using hardened AMG internals good for 1000hp+ for around the same price range you mentioned... Other rennlisters have this AMG transmission (mercedes 722.3) and have had very good results with it!
Old 03-02-2005, 11:18 AM
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joemama911
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would a clk 430 AMG transmission fit?
Old 03-02-2005, 01:15 PM
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dr bob
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The MB internals were used in a case specific to the 928. The CLK box would not work.

As cool it would be to have a Tiptronic-style shift option, the basic premise of the 928 is that there is an abundance of torque and a trans that will handle it. The original trans in your '89 is more than capable of handling any normal-use duty that you can dish out. Put a rebuilt unit in there, change the fluid regularly, and you should get a lot of years and miles of service from it.



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