Holroyd running gear
Hubs & drums
Precision-machined hub assemblies and electric brake hub drums, made to exacting tolerances for bearing alignment, heat dissipation and a secure fit to your axle.
- CNC machined
- Custom PCD drilling
- Up to 3 tonne
01Hub system

Built for 3 tonnes. Engineered to run cooler.
HX3 is Holroyd’s 3 tonne hub system: a 63 mm square Australian steel stub, an XT electric brake backing plate rated at 2,800 kg with an off-road magnet, and an Australian-cast, CNC-machined hub with heat-dissipating fins and NSK Japanese bearings.
- 3 tonne load rating
- Heat-dissipating fin design
- Precision CNC machined
- Off-road ready
- 63 mm square stub, Australian steel




HX3 at a glance
- 3 tCarry capacity
- 63 mmSquare stub axle
- CNCPrecision machined
- XTBacking plates, off-road magnets

02Hub drums
Hub drums
A premium range of hub drums for caravans, trailers and RVs, CNC machined to exacting standards. The 12″ 3T hub drum is Australian made. They come in a range of configurations, with custom PCD (pitch circle diameter) drilling to match your wheels.
- Precision CNC machined
- Premium components
- Custom PCD drilling
- Range of configurations





Need a hub for a custom setup?
Tell us the axle, the load and the wheel PCD. Our team will match a hub or hub drum to it, or machine one to suit.