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Author Topic: M-21 Transmission Tag Numbers  (Read 3060 times)

WaltZ

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M-21 Transmission Tag Numbers
« on: April 11, 2022, 01:30:09 PM »
January M-21 Z28 with factory 3:73 Posi which Tag is correct
3946798
or
3946789

thanks in advance
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69Z28-RS

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Re: M-21 Transmission Tag Numbers
« Reply #1 on: April 11, 2022, 01:38:17 PM »
I don't think the date of production determines the tag pn, but the rear end ratio likely does...
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09C 69Z28-RS, 72 B 720 cowl console rosewood tint
69 Corvette, '60 Corvette, '72 Corvette
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72 El Camino, '55-'56-'57 Nomads, '55-'57 B/A Sedan

WaltZ

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Re: M-21 Transmission Tag Numbers
« Reply #2 on: April 11, 2022, 01:40:02 PM »
factory 3:73 Posi
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bertfam

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Re: M-21 Transmission Tag Numbers
« Reply #3 on: April 11, 2022, 01:45:08 PM »
Quote
January M-21 Z28 with factory 3:73 Posi which Tag is correct
3946798
or
3946789

3946798

Ed
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WaltZ

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Re: M-21 Transmission Tag Numbers
« Reply #4 on: April 11, 2022, 01:46:17 PM »
thank you Ed,
All the best
Walt
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WaltZ

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Re: M-21 Transmission Tag Numbers
« Reply #5 on: April 11, 2022, 02:06:11 PM »
what would the 3946789 be for?
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bertfam

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Re: M-21 Transmission Tag Numbers
« Reply #6 on: April 11, 2022, 02:07:55 PM »
Quote
what would the 3946789 be for?

Nothing. That part number wasn't used.

Ed
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