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 Transmission interchange question

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SuperRivL67
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Name : SCl67
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PostSubject: Transmission interchange question   Transmission interchange question EmptySat May 25, 2013 11:49 am

Do the n/a Riviera's have the same transmission as the SC for 1997.
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highwaywarrior
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Transmission interchange question Empty
PostSubject: Re: Transmission interchange question   Transmission interchange question EmptySat May 25, 2013 12:14 pm

I think the na rivs have the 4t60 non heavy duty... or the 4t65e non hd
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SuperRivL67
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Name : SCl67
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PostSubject: Re: Transmission interchange question   Transmission interchange question EmptySat May 25, 2013 12:22 pm

The one I'm currently looking at I think is the hd looking at the diff.. Top of the case reads 908s side tag reads part#24210160 serial#1216284
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Abaddon
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Transmission interchange question Empty
PostSubject: Re: Transmission interchange question   Transmission interchange question EmptySat May 25, 2013 1:07 pm

If I'm not mistaken, the N/A cars have a different gear ratio in them. The trans might fit in, but it certainly won't shift/drive right unless the PCM is programmed to do so.
S/C gear ratio is 2.93
N/A gear ratio is 3.05
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SuperRivL67
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Name : SCl67
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PostSubject: Re: Transmission interchange question   Transmission interchange question EmptySat May 25, 2013 1:08 pm

Ok that's
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