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 hub drum, close up

HX3 at a glance

  • 3 tCarry capacity
  • 63 mmSquare stub axle
  • CNCPrecision machined
  • XTBacking plates, off-road magnets
Exploded view of the HX3 hub system

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
Holroyd hubs on the workshop rack
Fin profile
Fin profile

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.