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tire date code [message #306156] Tue, 30 August 2016 12:18 Go to next message
Don A is currently offline  Don A   United States
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not for my GMC,

I have some old van tires with a 380 date code.

"In the year 2000, the serial number went to an 11-digit number allowing for a four digit serial week code to identify new decade"

So that "0" should not be 2000, is it 1990? or ?

Thanks


Don Adams Dallas, TX
'76 26' Glenbrook, '90 Sidekick
rebuilt by R Archer, powered by J Bounds, Koba
[IMG]http://www.gmcmhphotos.com/photos/data/6109/G2.jpg[/IMG]
Re: tire date code [message #306171 is a reply to message #306156] Tue, 30 August 2016 19:39 Go to previous messageGo to next message
LarryInSanDiego is currently offline  LarryInSanDiego   United States
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I would consider it a 1990 as the four digit date code started in 2000 as you said. The present DOT TIN format came about I'm guessing in the mid to late '80s as I was in the tire business back then. The four digit date code started as you quoted in 2000. Prior to the now familiar DOT TIN format, many tire mfrs had their own pretty much non-standardized system of date coding tires. I've read that it went back as early as '67 and I would imagine even before that - it would only seem reasonable that they would have to to keep track of production screw-ups and recall reasons.

Larry Engelbrecht San Diego, CA '73 26' ex-Glacier TZE063V100319 03/07/73

[Updated on: Tue, 30 August 2016 20:51]

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Re: tire date code [message #306190 is a reply to message #306156] Wed, 31 August 2016 07:54 Go to previous messageGo to next message
jhbridges is currently offline  jhbridges   United States
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my 26' has 16" Transforce tires with a weird date code. Anyone know how it's to be deciphered? The Firestone site is sort of confusing (nothing new there)

--johnny


Foolish Carriage, 76 26' Eleganza(?) with beaucoup mods and add - ons. Braselton, Ga. I forgive them all, save those who hurt the dogs. They must answer to me in hell
Re: tire date code [message #306192 is a reply to message #306190] Wed, 31 August 2016 07:59 Go to previous messageGo to next message
Ken Burton is currently offline  Ken Burton   United States
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What is the code?


Ken Burton - N9KB
76 Palm Beach
Hebron, Indiana
Re: tire date code [message #306273 is a reply to message #306156] Thu, 01 September 2016 01:33 Go to previous messageGo to next message
LarryInSanDiego is currently offline  LarryInSanDiego   United States
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Don A wrote on Tue, 30 August 2016 10:18
...380...
=38th week of 1990, late Septemberish.


Larry Engelbrecht San Diego, CA '73 26' ex-Glacier TZE063V100319 03/07/73

[Updated on: Thu, 01 September 2016 01:36]

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Re: [GMCnet] tire date code [message #306277 is a reply to message #306273] Thu, 01 September 2016 06:29 Go to previous messageGo to next message
Dolph Santorine is currently offline  Dolph Santorine   United States
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They're old enough to vote!

Dolph Santorine

DE N8JPC

Wheeling, West Virginia

1977 ex-Palm Beach TZE167V100820
1-ton, Sullybuilt Bags, Reaction Arms, 3.70 LSD, Manny Transmission, EV-6010,


> On Sep 1, 2016, at 2:33 AM, Larry Engelbrecht wrote:
>
> Quote:
>> 380
> =38th week of 1990, late Septemberish.
> --
> Larry Engelbrecht
>
> San Diego, CA
>
> '73 26' ex-Glacier
>
> TZE063V100319 03/07/73
>
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Re: [GMCnet] tire date code [message #306296 is a reply to message #306277] Thu, 01 September 2016 09:49 Go to previous messageGo to next message
Rob is currently offline  Rob   United States
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That's gotta be a glimmer of hope for the Trump campaign...

Rob
Victoria, BC
76 Royale - Rear Twins/Dry Bath

> On Sep 1, 2016, at 4:29 AM, Adolph Santorine wrote:
>
> They're old enough to vote!
>
> Dolph Santorine
>
> DE N8JPC
>
> Wheeling, West Virginia
>
> 1977 ex-Palm Beach TZE167V100820
> 1-ton, Sullybuilt Bags, Reaction Arms, 3.70 LSD, Manny Transmission, EV-6010,

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Rob - Victoria, BC - 76 Royale - Rear Twins/Dry Bath
Re: [GMCnet] tire date code [message #306303 is a reply to message #306296] Thu, 01 September 2016 10:41 Go to previous messageGo to next message
bdub is currently offline  bdub   United States
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Rob

Do NOT mention anything concerning politics! It is forbidden for very good
reason!



On Thu, Sep 1, 2016 at 9:49 AM, Rob wrote:

> That's gotta be a glimmer of hope for the ____________ campaign...
>
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bdub
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Re: tire date code [message #306326 is a reply to message #306156] Thu, 01 September 2016 14:43 Go to previous messageGo to next message
jhbridges is currently offline  jhbridges   United States
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Well, I messed up. Coach has Radial T/As from goodrich. Fronts are the old pair and show the most wear, DOT 2810, which would be Summer of 2010, six years this summer, and up for replacem,enmt this winter. However, the rears all have DOT BF1LJD51. WTF is that?

--johnny


Foolish Carriage, 76 26' Eleganza(?) with beaucoup mods and add - ons. Braselton, Ga. I forgive them all, save those who hurt the dogs. They must answer to me in hell
Re: tire date code [message #306330 is a reply to message #306326] Thu, 01 September 2016 15:49 Go to previous messageGo to next message
A Hamilto is currently offline  A Hamilto   United States
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Johnny Bridges wrote on Thu, 01 September 2016 14:43
Well, I messed up. Coach has Radial T/As from goodrich. Fronts are the old pair and show the most wear, DOT 2810, which would be Summer of 2010, six years this summer, and up for replacem,enmt this winter. However, the rears all have DOT BF1LJD51. WTF is that?

--johnny
Some (all?) manufacturers only put the date code on one side. Your tires might have been mounted with the date codes on the back side.
Re: tire date code [message #306360 is a reply to message #306156] Fri, 02 September 2016 08:18 Go to previous message
jhbridges is currently offline  jhbridges   United States
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I think A is right. I'll crib it and wander under and look.

--johnny


Foolish Carriage, 76 26' Eleganza(?) with beaucoup mods and add - ons. Braselton, Ga. I forgive them all, save those who hurt the dogs. They must answer to me in hell
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