HX3 3 tonne hub system
Australian-engineered. Built for demanding terrain.
HX3 combines a 63 mm square Australian steel stub, XT electric braking and an Australian-cast, CNC-machined 3 tonne hub in one coordinated system, for dependable performance on-road and off-road.
- 3 tonne hub rating
- CNC machined hub
- NSK Japanese bearings
- On-road and off-road

HX3 in detail



HX3 at a glance
- 3 tHub rating
- 63 mmSquare stub, Australian steel
- 2,800 kgXT backing plate rating
- NSKJapanese bearings
Stub, backing plate and hub
Engineered as a complete system
The Holroyd HX3 brings a 63 mm Australian steel stub, XT electric braking and an Australian-cast 3 tonne hub together in one coordinated system. Precision engineering, improved heat dissipation and premium components support dependable performance on-road and off-road.
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3 tonne carrying capacity
An enhanced carrying capacity: the HX3 hub is rated to carry 3 tonnes.
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Australian cast, CNC machined
The hub is an Australian casting, CNC machined. The stub is made from Australian steel and machined in Australia.
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Heat-dissipating fin design
A unique fin design helps the hub shed heat. It is designed to run cooler and weigh less.
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XT electric brake backing plate
The XT backing plate is rated at 2,800 kg and pairs electric brakes with an off-road brake magnet.
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Quick-connect electrical connections
The backing plate is fitted with quick plug-and-play connections.
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Integrated hub locating design
A locating adaptor on the stub and a hub locator built into the hub design.
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Premium NSK Japanese bearings
The hub runs on premium NSK Japanese bearings.
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Independently certified components
HX3 components have been independently assessed for quality assurance, dependable braking and demanding trailer use.
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On-road and off-road
Suitable for on-road and off-road applications, and designed for caravan, RV and trailer manufacturers.
How it fits together
Key specifications
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Stub
- 63 mm square stub
- Australian steel
- Australian machined
- 3 tonne capacity
- CNC machined
- Locating adaptor
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Backing plate
- XT, rated at 2,800 kg
- Independently Australian certified to meet standards
- Electric brakes
- Off-road brake magnet
- Quick plug-and-play connections
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Hub
- 3 tonne rated carrying capacity
- Australian casting
- Designed at Holroyd
- Unique fin design and hub locator
- Fins help dissipate heat
- NSK Japanese bearings
| Hub rating | 3 tonnes |
|---|---|
| Stub | 63 mm square, Australian steel |
| Backing plate | XT, rated at 2,800 kg |
| Braking | Electric |
| Brake magnet | Off-road |
| Bearings | NSK Japanese bearings |
| Manufacturing | Australian cast and machined |
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