C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Dana 44 Types

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Old Feb 21, 2007 | 06:06 PM
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Default Dana 44 Types

I just picked up my D44 and I am trying to determine what year it came from. I have searched every where but no info. There are two numbers the top one is 43115 and the bottom is 14105120. Is there some where I can look up what year this came out of?
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Old Feb 21, 2007 | 07:11 PM
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As a starting point, what ratio is it? (assuming stock gears) Also, what size are the holes where the camber brackets bolt on?
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Old Feb 22, 2007 | 07:51 AM
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The gear is 3.45 and the holes are 0.50". Also, how many teeth should be on the ring and pinion. I would like to validate it is the correct ratio before I install it.
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Old Feb 22, 2007 | 02:41 PM
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Originally Posted by elkabong
I just picked up my D44 and I am trying to determine what year it came from. I have searched every where but no info. There are two numbers the top one is 43115 and the bottom is 14105120. Is there some where I can look up what year this came out of?
There should also be another number, starting with a "6". Like "605491 X ". Is there a specific reason you need to know the year? The ratio is determined by dividing the number of ring gear teeth by the number of pinion teeth. The tooth counts should be stamped on each of the gears, such as 38 11 (38 tooth ring gear and an 11 tooth pinion).
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Old Feb 22, 2007 | 04:32 PM
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How much did you pay for it, just curious?? I hear they are getting few and far between these days?
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Old Feb 22, 2007 | 08:03 PM
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C4Techie - I will try to find the other number. The numbers I posted were located on the housing of the carrier/batwing.

Snakecharmer383 - PM sent.
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Old Feb 22, 2007 | 08:12 PM
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To get the best result remove the batwing and the numbers for the ratio will be stamped on the gear as mentioned above divide one into the other, I also believe there will be a date stamp as well, do not qoute me on that.

Bob
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Old Feb 22, 2007 | 08:49 PM
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Originally Posted by elkabong
C4Techie - I will try to find the other number. The numbers I posted were located on the housing of the carrier/batwing.
The other number should be stamped into the bottom of the carrier assembly. There should be a GM number like the one you provided, a date, and either the ratio or the tooth counts of the ring gear and the pinion. Only trust the ratio numbers if you have good reason to believe that the ratio has never been changed.
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Old Feb 22, 2007 | 09:27 PM
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Old Feb 23, 2007 | 03:03 PM
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Those are the stampings I am referring to.

Picture #1: No comment necessary. All the answers are visible. 605491 X = Dana 44
Picture #2: 605321-6 = 1988 - 1990 Corvette w/2.59:1 ratio. Dana 36
Picture #3: 41725 Ring gear goes with pinion # 41724 = Set #72719-5X. 3.07:1 (43-14) Dana 44
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Old Feb 24, 2007 | 09:47 AM
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Cool...... thanks.

I ordered a complete bushing kit yesterday from www.p-s-t.com. I decided to go with those because they are polygraphite. My hope is to cut down on squeeks. http://www.p-s-t.com/gm/gmvet.html
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Old Feb 24, 2007 | 05:05 PM
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Did any of severe-1s numbers match up with what you have?
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Old Feb 25, 2007 | 09:27 AM
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I confirmed it is a D44 with 3.45s. I would like to know what year it came of just because. The numbers on the ring gear are 9 2190 Dana D 43626 P86142 38 11.
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Old Feb 25, 2007 | 10:04 AM
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Originally Posted by severe-1



I thought I recognized that pic
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Old Feb 25, 2007 | 12:34 PM
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The numbers on the ring gear don't identify a year. I susprct it is 1992 or later. As you can see in the pictures, the date is the bottom line of the numbers stamped into the carrier.
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