Humphreys Hitch and Trailer Parts

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Dexter 12 1/4 x 3 3/8" 4 Bolt Hydraulic Duo-Servo Brake
  • Capacity: 8,000 LBS per pair
  • 4 bolt flange
  • Duo-Servo
  • Also fits Dexter 9,000 lb. before 10/1/89
Dexter 12 1/4 x 3 3/8 Inch 4 Bolt Flange Hydraulic Duo-Servo Brake Parts Illustration
BRAKE ASSEMBLIES
PART NO.
REF. NO.
DESCRIPTION
ITEM
23-402
Dexter complete brake assembly left hand
23-403
Dexter complete brake assembly right hand
HB01-130
Trailer Parts Pro complete brake assembly left hand
HB01-135
Trailer Parts Pro complete brake assembly right hand
REPLACEMENT PARTS
PART NO.
REF. NO.
DESCRIPTION
ITEM
6-46
1/2"-20 hex nut
1
12LW
1/2" lock washer
2
BP10-220
Adjuster dust plug, Pkg of 4
3
BP15-015
Brake dust shield (One Piece) 8,000 LBS (4 Bolt)
4
BP16-040
Wheel cylinder rebuild Kit (1 Inch Bore)
5
7-113
211508
Shoe hold down screw
6
235400
Brake Shoe Anchor Pin Reference Only
7
36-64-3
Backing plate
7
7-97
1/2"-20 Brake mounting bolt
8
BP04-260
Shoe/Lining Left Hand (One Wheel)
9
BP04-270
Shoe/Lining Right Hand (One Wheel)
9
BP06-235
Shoe Hold Down Kit
10
46-132
236522
Adjuster clip - thread end
11
225500
Adjuster Cable and Retainer, Before 1987 (14.25 Inch Long) Reference Only
12
BP13-033
225610
Adjuster Cable and Retainer, 1987-96 (14 Inch Long) Reference Only
12
BP10-150
Adjuster kit forward adjust, left hand, (After Feb 97)
12
BP10-160
Adjuster kit forward adjust, right hand, (After Feb 97)
12
46-133
236523
Adjuster clip - barrel end
13
BP07-240
Shoe return spring
14
235025
Piston Stop Bar, Before 1987 Reference Only
15
34-62
Piston Stop Bar, After 1987
15
BP18-011
234810
Bleeder Screw Reference Only
16
54-35
Bleeder Screw
16
235010
Cylinder Push Rod Reference Only
11
54-33
Cylinder Push Rod 2 per wheel required
11
BP10-135
Adjuster Lever and Spring Left Hand
18
BP10-145
Adjuster Lever and Spring Right Hand
18
BP08-150
Adjuster Spring (pre Feb 97)
NS
Dexter 12 1/4 x 3 3/8 Inch 4 Bolt Flange Duo-Servo Hydraulic Brake Assemblies