Humphreys Hitch and Trailer Parts

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Hayes 12 1/4 x 3 1/28" Hydraulic Duo-Servo Brake
  • Capacity: 9,000-12,000 lbs. per pair
  • Duo-Servo
Hayes 12 1/4 x 3 1/2 Inch Hydraulic Duo-Servo Brake Parts Illustration
BRAKE ASSEMBLIES
PART NO.
REF. NO.
DESCRIPTION
ITEM
K23-524-00
177800
Hayes/ALKO complete brake assembly left or right hand
REPLACEMENT PARTS
PART NO.
REF. NO.
DESCRIPTION
ITEM
036-140-02
Brake dust shield - upper
1
BP15-100
229400
Brake Dust Shield (Lower) Reference Only
2
036-140-01
Brake dust shield - lower
2
K71-851-00
Shoe & Lining (One Wheel)
3
054-146-00
Wheel Cylinder Assembly Left or Right Hand
4
BP07-215
218700
Shoe Return Springs Reference Only
Hayes 12 1/4 x 3 1/2 Inch Hydraulic Duo-Servo Brake Assemblies