Posted 3/23/2008 20:16 (#340290 - in reply to #340284) Subject: RE: Category 2 vs 3N/2 vs 3 specs?
A Cat IIIN hitch has the same vertical distance as a Cat III (18"?) but the width is the same 32 7/16" that a Cat II hitch uses. The vertical distance on a Cat II hitch is 15".