12.25"x3.375" Hydraulic Brakes, Self-Adjust, 7-Bolt, Fits 9K–10K Axles For Sale - New and Used

Upgrade your heavy-duty trailer’s braking power with this pair of 12.25" x 3.375" hydraulic brake assemblies, engineered to fit Dexter 9,000–10,000 lb general duty axles. These forward self-adjusting brakes automatically maintain proper clearance between the shoes and the drum—no need for manual tuning.

Each brake comes fully pre-loaded with premium brake shoes, wheel cylinders, return springs, and adjusters, all mounted on a 7-bolt heavy-duty backing plate. No extra parts or assembly required—just bolt them on and get back on the road.

This set serves as a direct replacement for Dexter part numbers K23-410-00 (RH) and K23-411-00 (LH). They’re built to withstand the demands of gooseneck trailers, dump trailers, livestock haulers, and more.

🟦【Package Includes】

• 1 × Left Hand Hydraulic Brake Assembly (K23-411-00 Replacement)

• 1 × Right Hand Hydraulic Brake Assembly (K23-410-00 Replacement)

• Pre-installed shoes, wheel cylinders, springs, adjusters

• No mounting hardware included (uses standard 7-bolt flange hardware)

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