what axle spline is a posi? - Hot Rod Forum : Hotrodders Bulletin Board
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Old 04-07-2009, 08:33 PM
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what axle spline is a posi?

i have a 8 3/4 out of my fury and it has 3.23 gearing and a 31 spline shafts. And i wa onderin if that was a posi "its missin the insides" and also i have a 9 3/4 out of a power wagon or a ramcharger. it is 3.21 posi in it how can i tell the spline with out taking it apart the housing goes in alittle smaller near the end?

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Old 04-07-2009, 08:40 PM
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if the insides are missing, thats considered an air locker
lube it up with white lithium grease and call it done!
great for traction
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Old 04-07-2009, 09:03 PM
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you will need to remove the axle to be sure what you have .thats the best way to know. but the axle spline wont tell you if it is a posi. cole
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Old 04-08-2009, 10:49 AM
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Quote:
Originally Posted by fordsucks7
i have a 8 3/4 out of my fury and it has 3.23 gearing and a 31 spline shafts. And i wa onderin if that was a posi "its missin the insides" and also i have a 9 3/4 out of a power wagon or a ramcharger. it is 3.21 posi in it how can i tell the spline with out taking it apart the housing goes in alittle smaller near the end?

Are you talking about the 9 1/4 diff with the 12 bolt rear cover? If I so they are 1.31 31 spline
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