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| | | | Joined: Nov 2016 Posts: 5 New Guy | | New Guy Joined: Nov 2016 Posts: 5 | hey guys. I have a motorhome diff im putting in my coe. at first i spun the tire and figured just over 2 turns. didnt seem right. i checked my other parts diff. same thing. they are both p37 class a 1 ton diffs (14 bolt). so i cleaned the axle and got the stampings
KMM G 2 ? 67
i pulled the cover and the ring gear is clearly stamped 209
1 CA 3977334 10 41 8 73
has anyone heard of such a beast and what would one do for a speedo gear?
Last edited by falcon6574; 02/06/2017 3:25 AM.
| | | | | Joined: Feb 2004 Posts: 29,865 Kettle Custodian (pot stirrer) | | Kettle Custodian (pot stirrer) Joined: Feb 2004 Posts: 29,865 | The 10 and 41 in that number sequence is going to be the tooth count, for a 4.10:1 ratio. The 8 73 should be the date of manufacture. Try counting the teeth instead of trying to interpret the stamped numbers.
Jerry
"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
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| | | | | Joined: May 2005 Posts: 8,878 . | | . Joined: May 2005 Posts: 8,878 | If only one wheel turned in your counting turns method it'll seem like ratio is 2X as fast as it actually is. Again you're looking at 4:10. | | |
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