GMT 900 Trucks General Discussion 2007 - 2013 Trucks | General Discussion

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Old Dec 28, 2008 | 10:28 PM
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What size is the rear end on my truck? Is it a 8.5 rear end or is it another size? Just woundering if it is
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Old Dec 28, 2008 | 10:34 PM
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8.5" 10 bolt
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Old Dec 29, 2008 | 02:49 PM
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i thought we had the 8.6"??
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Old Dec 29, 2008 | 03:53 PM
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when I bought my Auburn it said 8.5/8.6 on the box I think... I could be wrong there though...
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Old Dec 29, 2008 | 09:00 PM
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cool then guys yall have been a great help with everything
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Old Dec 30, 2008 | 12:10 AM
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its an 8.6
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Old Dec 30, 2008 | 12:22 AM
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8.6
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Old Dec 30, 2008 | 04:18 AM
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Originally Posted by Noah Burns
when I bought my Auburn it said 8.5/8.6 on the box I think... I could be wrong there though...
It is the 8.6, the 8.6 and 8.5 are the same size, the only difference is the bearings. They are 30 spline axles also btw.


Josh
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Old Dec 30, 2008 | 07:29 PM
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thanks usarmyman for the spline number also
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