3 or 4 series Carrier for 12 Bolt,,,How to tell the diff. - Chevelle Tech
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Transmission & Driveline Transmissions and Differentials

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Old Sep 20th, 06, 10:31 PM
glamis44 glamis44 is offline
 
Join Date: Mar 2006
Posts: 22
Default 3 or 4 series Carrier for 12 Bolt,,,How to tell the diff.

How can you tell the difference between a 3 and 4 series carrier visually. Any numbers or measurements....Also whats the diff between the car and truck 12 bolt....Thanks for the help....

12 Bolt Posi Carrier
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Old Sep 21st, 06, 7:49 PM
big gear head big gear head is offline
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Freddie
 
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Location: Central City, Ky.
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Default Re: 3 or 4 series Carrier for 12 Bolt,,,How to tell the diff.

There is a casting number on the end of the Eaton posi. The 3 series is a EDB30140 and the 4 series is a EDB30174. The number is next to the bearing on the end opposite of the ring gear. The truck posi is weaker and has a different offset on the ring gear flange.
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Chevelle Tech > Mechanical > Transmission & Driveline      Current Topic: 3 or 4 series Carrier for 12 Bolt,,,How to tell the diff.
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