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Proformance Portal Reduction Hub

Reduction Drive Hub with CTIS (Central Tyre Inflation System)

Proformance Portal Geared Hubs are designed specifically to provide the strongest drivetrain possible and the longest axle length for ULTRA 4 racing, Rock Bouncing and Off Road Racing


Our newest portal hub design provides the narrowest and strongest Geared Hub Reduction Drive for IFS and IRS vehicles. Complete with CTIS (Central Tyre Inflation) these hubs are perfect for ULTRA 4 and King of the Hammer Race Vehicles.


  • Increased Ground Clearance

  • More Power driven to the wheel

  • 1.92:1 Reduction Ratio

  • Less Stress on the Diff and Axles (50% Less stress)

  • Axles and CV Joints are 200% stronger

  • Braking Force Multiplied by 200%

  • Inbuilt CTIS (Central Tyre Inflation Systems) Lines


Specifications   |   Dimensions
IFS IRS - wheel removed.png
Download our Capability Statement - Click Here
Download our Capability Statement - Click Here
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