which gear?

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Jan 8, 2008 | 10:39 PM

optikalilution

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Launching!

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From: haughton, la

which gear?

how do i know whether i have the 8.5 or 8.6 inch gears???? i have an 06 ecsb gmc with the towing package.

Jan 9, 2008 | 05:57 PM

regency

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From: Alexandria, LA

99-06 all have the 8.6 10bolt with 30 splines

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