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Wide, aero and light

40mm deep, 26mm external width, NACA profile Optimized rim lay up 450 grams

UST tubeless compliant

New rim bed shape makes it easier to mount and change tires Improved rolling efficiency and comfort Easy to use

Reliable and efficient braking

iTgMax brake track technology Shorter braking distance in wet and dry conditions
CXP Pro Carbon 40 UST is the ultimate version of Mavic "CXP" rims.
The rim offers a 40mm deep profile with a leaser-treated brake track to deliver a predictable braking performance in any conditions.
Available in 20, 24, 28 and 32 holes.


  • 450 grams (700C)


  • 100% carbon fibers
  • Traditional drilling
  • iTgMax brake track
  • Tubeless tape width: 25mm (delivered with the rim)
  • Aerodynamic profile
  • Clincher
  • Tubeless Ready (Mavic UST valve recommended - supplied with the rim)


  • ETRTO size: 622 x 19TC Road
  • Valve hole diameter: 6.5 mm
  • Height : 40 mm

Available colors / Versions

  • Carbon 20 holes
  • Carbon 24 holes
  • Carbon 28 holes
  • Carbon 32 holes

Delivered with

  • UST valve and accessories
  • Tubeless rim tape
  • Nipple washer


Traction and control Universal Standard for Tubeless. Ready to ride tubeless system. The UST concept improves traction, control and comfort while reducing inertia and flats.