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Old 01-08-2017, 09:52 PM   #18
RPOZ11
72 BB C30 Super LongHorn
 
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Join Date: Nov 2002
Location: Chavez Ravine
Posts: 1,606
Re: Eaton HO72 rear axle

HO52 Drum, Hub assembly apart
The 12 X 2-1/2 drum GM # is 3998512
The Hub GM part # is 3988535
The bearings found installed are :
KOYO 388-A
Bower 368 or 388-S (can't determine yet)
Seal part # is 2081

Anyone have any input on the outer beating part numbers?
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72 BB C/30 Longhorn Super
HO72 No-Spin, #'s matching, Tilt, Tach, AC, AM/FM


HO72 build :
http://67-72chevytrucks.com/vboard/s...d.php?t=714492

2017 SS

Last edited by RPOZ11; 01-08-2017 at 11:44 PM.
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