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Lightweight and durable for everyday performance

Rim weighs only 430g
No rim tape is needed, saving 60g over a traditional wheel
Flat, lightweight spokes and ID360 freewheel technology

Laterally stiff and vertically compliant for a more dynamic ride

Fore technology keeps the rim upper bridge solid to make the 19mm wide rim stiffer
New Infinity hub plaform: stiff axle, durable bearings and new hub design

Improved UST Road delivers more speed, comfort and control in an easy to use tubeless system

No tubes means less friction, better efficiency and grip, a reduced risk of punctures
New rim bed shape makes it easier to mount and change tires
Fore drilling technology doesn't require the use of rim tape
This lightweight aluminum wheelset is a no brainer for anybody looking to make an easy upgrade from OEM wheels. The Ksyrium S can significantly boost any bike's performance and is an easy entry point to Mavic quality that doesn't take any shortcuts.

The Ksyrium S is 60g lighter than the former Ksyrium UST while also being wider, stronger and laterally stiffer. Stiffness is optimized using Fore technology. The upper bridge remains undrilled, optimizing strength and rigidity, and it doesn’t require the use of a rim tape, which saves another 30g per wheel. The rim bed’s new shape makes it easier than ever to mount and remove tires, and our UST Tubeless technology improves rolling resistance and grip while reducing the risk of punctures. Those rims are made in France, in our aluminum rim factory.

Our new Infinity hub platform optimizes stiffness and power transfer with highly controlled spoke tension, while an Instant Drive 360 freewheel coupled with our automatic bearing preload adjustment (QRM Auto) delivers fast engagement and durability. The Ksyrium S doesn’t just ride fast, it looks fast too. Matte painted hubs, invisible rim welding and deep black spokes give this wheelset a premium look that stands out from the crowd.
It's available for Shimano cassettes, and can convert to Campagnolo or XD-Road with optional driver bodies.

Rims

  • Material: Maxtal
  • Height: 22 mm
  • Brake track: UB Control
  • Tire: UST Tubeless and tubetype
  • Internal width: 19 mm
  • ETRTO size: 622x19TC
  • Fore tapeless tubeless technology
  • UST tubeless technology
  • SUP welding technology

Spokes

  • Material: steel
  • Shape: straight pull, flat, double butted
  • Nipples: Fore integrated aluminum
  • Count: front 18, rear 24
  • Lacing: front radial, rear Isopulse
  • Isopulse lacing design

Hubs

  • Front and rear bodies: aluminum
  • Axle material: aluminum
  • Infinity hubs
  • Instant Drive 360 freewheel technology
  • QRM Auto bearing preload technology

Versions

  • Freewheel: Shimano/Sram

Compatibility

  • Freewheel: Shimano/Sram, convertible to Campagnolo ED11, N3W and XD-R with optional driver bodies
  • Front axle: Quick Release only
  • Rear axle: Quick Release only

Compatible Adapters and freewheel bodies

  • ID360 Shimano / Sram Light freewheel body (V3850101)
  • ID360 Campagnolo freewheel body (V3440101)
  • ID360 XD-R freewheel body (V2580101)
  • ID360 Shimano / Sram freewheel body (V3430101 - Delivered on the wheel)

Intended use

  • ASTM CATEGORY 2 : road and offroad with jumps less than 15cm
  • For a longer longevity of the wheel, Mavic recommends that the total weight supported by the wheels doesn't exceed 120kg, bike included
  • Recommended tire sizes: 25 to 32 mm
  • Max Pressure: see indication on wheel and tire If they differ, use the lowest of the 2
Maxtal aluminum alloy

Maxtal aluminum alloy

Light and strong Exclusive to Mavic, this specific aluminum alloy offers a higher strength to weight ratio than conventional 6106 alloy
Fore tapeless tubeless technology

Fore tapeless tubeless technology

Stiffer and stronger Instead of being drilled, the lower rim bridge is pushed up on the inside, then threaded to enable the spoke nipples to be directly screwed in it, leaving the upper rim bridge intact
UST tubeless technology

UST tubeless technology

Traction and control Universal Standard for Tubeless Ready to ride tubeless system The UST concept improves traction, control and comfort whilst reducing inertia and flats
Instant Drive 360 freewheel technology

Instant Drive 360 freewheel technology

The new Instant Drive 360 freewheel system is super light and efficient A large contactless rubber seal provides low friction, while a wide array of end caps makes it super versatile
Isopulse lacing design

Isopulse lacing design

Optimum energy transfer The spokes are laced radially on the drive side and crossed 2 on the non drive side to maximise drive side dish, thus providing a better spoke tension balance between left and right flanges
QRM Auto bearing preload technology

QRM Auto bearing preload technology

Qualité de Roulements Mavic Auto Our latest innovation Those cartridge bearings are of course double sealed with C3 internal clearance Their preload is automatically adjusted to guarantee a perfect spin with no play on the long run
SUP welding technology

SUP welding technology

Stronger and smoother joint Soudé Usiné Process After bending, the rim joint is arc welded The welded seam is then milled for a smooth finish
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