Home >> Products >> Brake Assembly >> Hydraulic Brake Assembly

12" x 2" Trailer Hydraulic Free Backing Brake Assembly

Trailer Brakes

12 x 2 inch Drum

Hydraulic Brake Assemblies

5200 lbs, 6000 lbs, 7000 lbs

12" Hydraulic Brake

Free Backing

Trailer Backing Plates

Trailer Drum Brake Assemblies


12” x 2” hydraulic free backing brakes have left hand (driver’s side) and right hand (passenger’s side).  The 12" drum brake assemblies require manual adjustment and mount to 5-bolt flange. Customers call these hydraulic brake assembly 5200 lb to 7000 lb (5.2k, 6k, 7k), they are same and work with 12 inch trailer brake drums. The free-backing plates will allow your trailer to back up without having the brakes lock up. We are the trailer hydraulic backing plate factory in China, all of our trailer brakes are up to OEM quality. 


l  Using with surge trailer brake actuators.

l  Regular manual adjustment required

l  The trailer rolls free when backing up, even if the actuator is activated.

l  E-coated backing plates provide corrosion protection.

l  Single plunger design.

l  This brakes exchange with most standard hydraulic brakes, such as Dexter, Titan, Demco, Axletek, etc.


Ø  Dimension: 12 inch x 2 inch          

Ø  Axle Capability: 5200 - 6000 - 7000 lbs Axle (14.5”, 15", 16”, 16.5” Wheel)  

Ø  Mounting Flange Bolt Pattern: 5 bolt

Ø  Brake Fit: Left Hand / Driver Side / LH, Right Hand / Passenger Side / RH

Product Composition

²  12” x 2" Bonded Free Backing Brake Shoe Kit x 1

²  E-Coated Back Plate x 1

²  Single-Servo Wheel Cylinder x 1

²  Springs x 2