AON ARX 40 | Carbon Road Disc Brake Wheelset

Shipping to USA and Canada only.

The AON ARX 40 is the ultimate all rounder disc brake wheelset. Designed around a wide 24.5mm hookless inner width profile for larger all road tires, this tubeless wheel can tackle any back roads with ease. Weighing at 1,455 grams, its fast and nimble while preserving a comfortable riding quality. Designed to fill the void between our AON DX 38 Road Disc Brake and our AON GX 35 Gravel Disc Brake wheelset, the AON ARX 40 is the All Road Terrain wheels you need.

  • Rim Profile: 40mm deep profile tubeless ready UD full carbon clincher designed for wider tires
  • External / Internal Width: 28mm / 24.5mm
  • Weight: 1,455 grams/ set without quick releases and rim tape
  • Spokes: Front 24; Rear 24. Sapim CX-Ray. Black
  • Hub: 3 pawls, 51 engagement. Center Lock. Enduro bearings
  • Interchangeable with Sram XDR driver and Shimano 12S
  • Convertible end caps for any standard axle configurations (sold separately)
  • External nipple design for easy maintenance
  • Hand-built with precision and preinstalled with TLR rim tape


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Rim Material: Carbon Front Hub: 2 Sealed Cartridge Enduro Bearings
Rim Type: Hookless Rear Hub: 4 Sealed Cartridge Enduro Bearings with 7.05 Degree Engagement. Center Lock. Interchangeable with Sram XDR driver and Shimano 12S
Rim Depth: 40mm Nipple Type: Alloy
Rim Internal Width: 24.5mm Assembly: Hand-built
Rim External Width: 28mm What’s Included: Irwin tubeless ready valve stems, Irwin extension valves, Irwin center lock adaptors, 11 speed convert to 10 speed spacer
Rim Finish: UD Finish Front Wheel Weight: 670g
Spoke Type: Sapim CX-Ray Rear Wheel Weight: 785g
Spoke Count (Front/Rear): 24/24
Spoke Pattern: 2x/2x