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Compatibility of Type r gear boxes.

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Old Dec 11, 2007 | 04:54 PM
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Default Compatibility of Type r gear boxes.

Quick question, the gearbox in my 99 sti v5 type r with dccd is TY754VB1CA.
Would the gear box out of a 95 type ra with dccd: TY752VB3EA be a straight swap, and not effect the diffs etc. (Obv the gear ratios are different.)
Just want it for spares, for the trackdays/hiilclimbs of 2008....

Thanks guys
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Old Dec 12, 2007 | 11:06 AM
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i just swapped from type ra 95 to type r and found that rear drive shafts were bigger on type r so had to swap hubs etc as well.you can check out ratios and diffs on gearbox chart at.. The SPDA - Transmission Chart
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Old Dec 13, 2007 | 04:13 PM
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From: Class record holder at Pembrey Llandow Goodwood MIRA Hethel Blyton Curborough Lydden and Snetterton
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I wish I could say yes, but it doesn't (I have a box for sale!)

But any R180 3.9 rear diff (from a newage JDM 6speed) will fit with it, since the front diff from a MY95 STi RA gearbox is 3.9 and the DCCD is 1:1 - and your car has a R180 diff
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Old Dec 13, 2007 | 05:58 PM
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So the RA box will not run with my rear diff? All I want is a box to put in mine, when it lets go! But I cant find a Type R box anywhere!!
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Old Dec 13, 2007 | 09:12 PM
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From: Class record holder at Pembrey Llandow Goodwood MIRA Hethel Blyton Curborough Lydden and Snetterton
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You can fit the box IF you also source the corresponding rear diff.
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Old Dec 13, 2007 | 11:27 PM
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Hi, yes I can get the diff to! But I guess as the post above states, the rear shafts are different!

Ok who has a a spare box for sale!
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Old Dec 14, 2007 | 09:48 AM
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From: Class record holder at Pembrey Llandow Goodwood MIRA Hethel Blyton Curborough Lydden and Snetterton
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ME!

My advert in for sale section

But you already have the R180 diff and shafts/hub etc because yours is a type R

The post above was putting a type r gearbox and diff into a non R car - which has the smaller R160 diff/shafts etc.

All you'd need is a 3.9 R180 IIRC
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Old Dec 14, 2007 | 05:18 PM
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I have a type-r box and rear diff for sale
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Old Dec 23, 2007 | 03:02 PM
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Are the tranny on all the type r model the same from v3-v6?
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Old Dec 24, 2007 | 10:43 AM
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The type r gearboxes from MY97 onwards have a final drive of 4.444 not 3.900.

Which Car is a WRX STi

Which Car is a WRX STi

Banny
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Old Dec 28, 2007 | 12:30 AM
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From: Class record holder at Pembrey Llandow Goodwood MIRA Hethel Blyton Curborough Lydden and Snetterton
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In fact a 3.9 rear diff on any classic turbo is very rare, it just so happens to be needed with the box the OP was asking about
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