Hub Kit 5x41/2 Disc Braked Top Hat 1750kg

Meet the Hub Kit 5x41/2 Disc Braked Top Hat 1750kg — a purpose-built, high-capacity disc-brake hub designed for demanding trailers. Built in the distinctive Australian Top Hat style, the rotor is integrated into the hub casting for a compact, sturdy assembly that simplifies installation and reduces maintenance.

• Wheel stud pattern: 5 studs; PCD: 4 1/2 inches
• Rotor diameter: 255 mm
• Load rating: 1750 kg GVM per single axle (based on a pair of hubs)
• Design: Top Hat disc-braked hub with the disc integral to the hub casting
• Fitment: designed to suit Duratorque and beam axles; should fit most NZ manufactured trailer axles
• Callipers: NZ-standard calliper sets are not included and are sold separately
• Part number: T039135
• Pack weight: approximately 15 kg
• Shipping: dispatched from supplier and ships within 4–7 days

Why this hub kit stands out: the integrated disc design reduces assembly complexity and ensures precise alignment between rotor and hub, helping to simplify maintenance and improve reliability on busy work sites or long road hauls. With a robust 1750 kg GVM rating per axle, it’s well-suited for heavier trailers and applications where consistent braking performance matters.

Ideal for:

• Trailer builders and fleet operators upgrading from drum to disc braking for enhanced braking control
• NZ-based trailers and equipment using Duratorque or beam axles seeking a compatible, durable hub solution
• Maintenance planning where spare parts range is readily available

What to expect in use:

• Durable, integrated design simplifies installation and reduces exposed components
• Rotor diameter of 255 mm provides a substantial braking surface for heavier loads
• Callipers are sold separately, so you can select the exact caliper setup for your needs
• Typical lead time of 4–7 days for shipment, with additional spare parts available

For builders and operators looking for a reliable, single-axle hub solution with a proven disc-brake architecture, the Hub Kit 5x41/2 Disc Braked Top Hat 1750kg delivers clear advantages in compatibility, strength, and maintenance simplicity.