Humphreys Hitch and Trailer Parts

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Trailer Hub/Drum 8 Bolt On 6 1/2" Bolt Circle Dexter 12k Axles
  • 3984 inner/28682 outer bearings
  • Fits Dexter 12k axles
  • Capacity 6,000 lbs. per each
  • 2-pc hub/drum
  • 12 1/4" X 5" drum
  • Available with ABS exciter ring installed
  • Hub Pilot 4.75"
Trailer 12k Axle Hub/Drum 8 bolt on 6 1/2 inch Parts Illustration
HUB ASSEMBLIES
PART NO.
REF. NO.
DESCRIPTION
LUB.
8-214-8
Dexter hub only with studs and races for 16 & 16.5" wheels
Oil
8-214-8UC1
Dexter complete hub only assembly for 16 & 16.5" wheels
Oil
9-28-1
Dexter drum only Non-ABS
N/A
9-28-5
Dexter drum only with ABS exciter ring
N/A
REPLACEMENT PARTS
PART NO.
REF. NO.
DESCRIPTION
ITEM
10-56
Oil Seal, Unitized 3.125" ID x 4.50" OD
1
3984
Inner bearing
2
3920
Inner race
3
28622
Outer Race
4
28682
Outer Bearing
5
5-60
Spindle washer, Tongue Style
6
6-84
Spindle Nut, 1 3/4" ID Fine Thread
7
5-59
Spindle washer, Tang Style
8
RG04-270
Complete Oil Cap Kit
9
33-52-1
Wheel retaining ring
10
6-109
Wheel Nut, 5/8" Cone Style
11
7-244
Drum mounting bolt
12
7-115
Stud, 5/8" Diameter, Drive-In Style 2.75" long
13