1st Gen. Ram - All Topics Discussion for all Dodge Rams prior to 1994. This includes engine, drivetrain and non-drivetrain discussions. Anything prior to 1994 should go in here.

front diff

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Old Jul 12, 2009 | 04:54 PM
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bullfrog5.9's Avatar
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From: barrie ont canada
front diff

can anyone tell me what these numbers mean i pulled the front diff off and looked on the ring and these are the numbers i seen.

4 1593 dana d 32503 p8l676 46 13 024

is there a wedsite or book that tells u how to read these numbers thanks
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Old Jul 12, 2009 | 05:32 PM
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2stroke's Avatar
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From: grand junction co
u need to find the BOM # that is on the outside of the axle tube. it will tell u alot.
http://www2.dana.com/expert/wc.dll?DSD~deabill~2
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Old Jul 12, 2009 | 09:31 PM
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From: Ida Grove, IA
The "46 13" is the tooth count on the ring and pinion. Ring = 46, pinion = 13. 46/13=3.538 aka 3.54's.

Other than that is probably just the part # and date code.

HTH
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Old Jul 13, 2009 | 03:10 PM
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bullfrog5.9's Avatar
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From: barrie ont canada
thanks cap thats pretty easy to figure out once u know what to look for
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