Need a number checked off carrier

[72chevyLWB]

The posi carrier I have has this on it EDB 32212. Is this a 3 or 4 series. The guy said it had a 41 tooth ring gear on it before, but who knows. There is about 1/4" play with my 3.73's. I might have to order a ring gear spacer now.

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72 Chevy C/10
87 Chevy Silverado 4X4
www.geocities.com/chevylwb/chevylwb.html
Aberdeen South Dakota
WANTED: Drop Spindles
F/S: rebuilt Turbo 400 & Aluminum wheels w/ tires

[Fast68Chevy]

number wont do any good, what ring gear is on the carrier ? there are numbers stamped into the very edge of the gear if you look all around it, get them and post here or email

41 teeth is most likely gonna be 4 series carrier
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Randy- Lincoln, IL
randy@ccaonline.com 2177353230
*many GM parts bought, traded, or sold -am parting out: '81 Cutlass Supreme Brougham

current fleet: -71 C-10 350/CH465/3.07- basketcase, #1
-90 Cavalier 2.2L sky blue, a driver
-84 Z28 5.0L/700R4/3.73 daily driver
-84 Firebird/SE 2.8L/T-5/3.73/engine bad, project #2
-82 purple Trans Am, project #3
*Paint is overrated*
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[This message has been edited by Fast68Chevy (edited May 11, 2002).]