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5 bolt axles in 7 bolt rearend

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Old 11-21-2011, 09:33 PM
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Default 5 bolt axles in 7 bolt rearend

i was wondering if my 5 bolt axles out of my 02 f150 would fit into a 99 7 bolth rear end out out of a gasser f 250 my f 150 has the 9.75 rear end but its on it way out and howling like crazy and i have the chance to buy the f250 cheap or is it possible to switch my truck over to the 7 bolt? spindles and rear end thanks for the help
Old 11-21-2011, 09:39 PM
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Originally Posted by reavely
i was wondering if my 5 bolt axles out of my 02 f150 would fit into a 99 7 bolth rear end out out of a gasser f 250 my f 150 has the 9.75 rear end but its on it way out and howling like crazy and i have the chance to buy the f250 cheap or is it possible to switch my truck over to the 7 bolt? spindles and rear end thanks for the help
You can bolt the rear 7 bolt in your truck but then u will have 3.73 gears. If your truck is a 4x4 then you'll have to put the 7 bolt front diff in it too so you have matching gear ratios. And yes the front outers can all be switched to make your 5 bolt a 7 bolt.
Old 11-22-2011, 09:02 AM
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What if my truck has 3 73 gears already will the front shafts from thr 7 bolt fit my front diff? Or will my old ones fit the 7 bolt wheel bearing? Thanks again
Old 11-22-2011, 11:26 AM
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Originally Posted by reavely
What if my truck has 3 73 gears already will the front shafts from thr 7 bolt fit my front diff? Or will my old ones fit the 7 bolt wheel bearing? Thanks again
Ya it's all interchangeable! Chances are you don't have 3.73 gears.
Old 11-22-2011, 11:53 AM
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What would be the beat way to tell? I have my tags but hard to read
Old 11-22-2011, 09:54 PM
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Originally Posted by reavely
What would be the beat way to tell? I have my tags but hard to read
Look in the inside driver door jam at your tag and see what it says for axle code. Let us know what it says and we'll tell ya what gear ratio you have



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