This 10K-rated hydraulic drum brake assembly is built for the left (driver) side of trailers using 9,000–10,000 lb axles. Designed with a 12.25" x 3.375" brake surface and a 7-hole mounting flange, it features a fully self-adjusting mechanism that minimizes maintenance while maximizing stopping performance. Ideal for heavy-duty trailers including utility, flatbed, livestock, and equipment haulers.
Detailed Information:
| Axle Capacity |
9,000 – 10,000 lbs |
| Hub Capacity |
12.25" x 3.375" |
| Bolt Pattern |
7-bolt flange |
| Wheel Compatibility |
16", 17.5" |
| Plunger Type |
Hydraulic (standard) |
| Studs |
Not applicable |
| Coating |
Protective corrosion-resistant finish |
Fitting:
Fits the left-hand side of trailer axles with a 7-hole brake flange. Compatible with Dexter, Lippert, and Besser Pro 9K–10K axles. Commonly used in a wide range of heavy-duty trailers including flatbeds, equipment haulers, livestock trailers, and campers. Mounting hardware not included.
Features:
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Self-Adjusting Mechanism: Maintains proper brake tension for consistent performance and less manual upkeep.
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Complete Assembly: Ships pre-assembled with shoes, springs, and backing plate—ready for installation.
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Heavy-Duty Construction: Built from durable components to handle rugged conditions and high loads.
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Hydraulic Compatible: Designed for use with electric-over-hydraulic or surge-type brake actuators.
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OEM Interchangeable: Replaces Dexter and industry-standard left-hand 10K hydraulic brake assemblies.
Interchangeable Part Numbers:
- MAT 77-1210H-1
- MAT 77-1210H-01
- DEXTER K23-410-00
- 10LHBRKAS
- AKUBRK-35
Product Overview:
The HAULK DEPOT 10K left-side hydraulic brake assembly offers long-lasting, low-maintenance braking for heavy-duty trailers. With self-adjusting functionality and rugged build quality, it's an ideal upgrade or replacement part for keeping your trailer safe and road-ready under load.
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