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  1. #21

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    i dont know know the difference between full floating and semi-floating .. or the 10.5 and 11.5 .. what is the standard rearend in an 2001 2500hd gas..?
    2001 Gmc Sierra 2500hd
    -All clear lights with 5000k HID -Spectre cold air intake w/ k&n cone -Cooper dicoverer ST Maxx 285/75/16 -Meyer 7.5ft poly plow E60 pump - 3500 Rear springs-Leveling kit- Backrack-LED interior lights - Pioneer headunit with Alpine type s 6.5 and Polk 4x6 and 12 inch pioneer sub with alpine vpower amp.

  2. #22
    Jr. Engineer Jamm3r's Avatar
    Join Date
    Dec 2012
    Location
    Minneapolis area
    Posts
    240

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    Full floating has wheel hubs that extend several inches beyond the center hole in the rear wheels. Semi floating has wheel hubs that are more or less flush with the wheel.

    I don't think the 11.5 was used except on 8.1 gassers and the diesel.
    Minneapolis area - 1997 K2500 regular cab long bed + 8.5' Western Unimount plow + modified transmission + 2nd battery + modified camper charge circuit + 1971 Cayo camper -and- 2004 4x4 Suburban 2500 8.1 + Maxbrake controller + 2nd battery + modified trailer charge circuit + Reese receiver, pulls 30' Airstream trailer

  3. #23

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    so its safe to say i have a 10.5 ..

  4. #24

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    well i put my buddys 14-11.5 gasket up to mine from his cummins
    and it matches so idk lol

  5. #25

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    welll i went to the dealer and had my vin checked out and i have a 10.5 ring gear .. so does that mean i have aa14-10.5 rear end ?

  6. #26

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    i think i will go with a mag hytec only because of a lifetime warrenty the only thing that worries me is that it has only 12 bolts rather than 14..

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