maybe that s whay mack uses them on

Posted by clueless [186.15.46.23] on Tuesday, January 13, 2015 at 14:33:45 :

In Reply to: re axles--new theory--drive cups more better posted by clueless [186.15.46.23] on Tuesday, January 13, 2015 at 13:20:00 :

their xtra heavy duty axles

or at least they look like drive cups(flanges)

• at least that is what they look like they are

Follow Ups:

• not sure my theory holds water but i like the mack bogies - clueless 18:51:10 01/13/2015

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