Trailer Hub & Drum 8K Capacity – 8-Lug Brake Hub & Drum
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Trailer Hub & Drum 8K Capacity – 8-Lug Brake Hub & Drum with 5/8" Studs
Description:
This 8,000 lb trailer hub and drum assembly is designed for reliable trailer axle and braking performance. It is a dependable replacement option for compatible 8K trailer axles using 12-1/4" x 2-1/2" drum brakes.
Built for heavy-duty 8-lug trailer applications, this brake hub and drum assembly features an 8 on 6.5" bolt pattern and 5/8" wheel studs. It is designed to work with electric or hydraulic drum brake assemblies and can be used for oil bath or grease hub applications when the spindle, bearing, seal, bolt pattern, and brake size match.
The hub and drum is built from durable cast iron for strength, load support, braking surface durability, and heat dissipation under trailer use. It is ideal for heavy-duty trailer brake repair, hub replacement, rebuilds, and maintenance stock.
Features:
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Fits 8,000 lb trailer axle applications
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8-lug brake hub and drum with 5/8" wheel studs
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Designed for 12-1/4" x 2-1/2" trailer drum brakes
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8 on 6.5" bolt pattern for heavy-duty trailer wheel setups
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Works with electric or hydraulic drum brake assemblies
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Suitable for oil bath or grease hub applications
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Compatible with 16" and 17.5" single tire and wheel setups
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Includes bearings, installed races, oil/grease seal, cap, and lug nuts
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Durable cast iron construction with black painted finish
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Helps provide reliable braking surface and heat dissipation
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Suitable for trailer repair, rebuild, and fleet maintenance
Specifications:
| Specification | Details |
|---|---|
| Axle Rating | 8,000 lb |
| Hub Capacity | 4,000 lb per hub |
| Hub Type | Brake Hub & Drum |
| Drum Size | 12-1/4" Diameter x 2-1/2" Wide |
| Bolt Pattern | 8 on 6.5" |
| Lug Configuration | 8-Lug |
| Wheel Stud Size | 5/8" |
| Hub Pilot Diameter | 4.75" |
| Wheel Compatibility | 16" and 17.5" Single Wheel Setups |
| Brake Compatibility | Electric or Hydraulic Drum Brakes |
| Hub Application | Oil Bath or Grease Applications |
| Construction | Cast Iron Hub & Drum |
| Finish | Black Painted |
| Application | Trailer Axle Hub & Drum Replacement |
| Condition | New |
Bearing & Seal Info:
| Part | Details |
|---|---|
| Inner Bearing | Included |
| Outer Bearing | Included |
| Inner Race | Installed |
| Outer Race | Installed |
| Oil / Grease Seal | Included |
| Seal ID | 2.250" |
| Seal OD | 3.376" |
| Oil / Grease Cap | Included |
What’s Included:
- 1 × 8K brake hub drum assembly with 5/8" wheel studs installed
- 1 × Inner bearing
- 1 × Outer bearing
- 1 × Inner race, installed
- 1 × Outer race, installed
- 1 × Oil / grease seal
- 1 × Oil or grease cap
- 1 × Washer
- 1 × Cotter pin
- 1 × Slotted hex nut
- 8 × Lug nuts
Ideal For:
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Equipment trailers
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Dump trailers
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Heavy-duty utility trailers
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Cargo trailers
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Car haulers
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Tandem axle trailers
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Trailer brake repair and replacement
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Shop and fleet maintenance stock
Important Note:
Please confirm your axle rating, spindle size, bolt pattern, brake size, bearing size, seal size, wheel stud size, hub pilot diameter, and wheel compatibility before purchase. Professional installation is recommended for safe and proper trailer braking performance.