• Home
• Mavic
• Cosmic S 40 Rim Brake

Best value for money to access the legendary Cosmic carbon wheels and boost your rim brakes bike.

Aero efficiency, quick acceleration and the improved ride quality of UST Tubeless. You get it all with this rim-brake specific wheel featuring easier to use Road Tubeless technology and lighter weight.

Aerodynamics for speed

• Less drag, more watts thanks to the 40mm carbon rim developed by our aero experts
• 21mm internal width maximises tyre volume for improved confidence, efficiency and cornering grip

Improved responsiveness

• The lightness of the UD carbon rim ensures improved reactivity on every pedal stroke
• Low overall weight means excellent climbing abilities
• Mavic UST tubeless ready improves comfort, efficiency and tyre installation

Exceptional braking performance

• The braking strips are made with ITGMAX technology designed specifically to limit the overheating of brake pads
• The COSMIC S 40 effectively manages braking stresses on long descents.

Weight

• Pair: 1764g
• Rear: 980g
• Front: 784g

Understanding the different Mavic freehub body acronyms:

• HG or M11 - Shimano HG Road 11/12x (other speeds with spacer)
• ED11 - Campagnolo 9/12x
• N3W - Campagnolo 13x

  ---

Technologies

FTS-L Freewheel technology

Force Transfer System Light. Reinforcement of the key transmission components. The contact area between the pawl and the hub body is reinforced by 2 stainless steel inserts, which allows the use of a 100% aluminium hub body.

iTgMAX Carbon Clincher Technology

Integral Glass Transition Temperature. This consists in an inner rim bed finished with multiple layers of seamless carbon fibre to achieve a unique one piece rim contour without cutting any fibres. The brake track is then finished with laser machining to ensure the best braking efficiency

QRM Auto bearing preload technology

Qualite de Roulements Mavic Auto. Cartridge bearings are double sealed with e3 internal clearance. Preload is automatically adjusted to guarantee a perfect spin with no play on the long run.

Technical Specifications:

• Profile depth: 40mm
• Inner width: 19mm
• Front axle: 9x100mm
• Rear axle: 9x130mm
• Drilling: traditional (front 18 holes and rear 24 holes)
• Discipline: Road
• Spokes: Steel, bent radius, round (front and rear)
• Rim Diameter: 700c
• Nipples: Steel, ABS, Black
• Rim material: 100% carbon fibre
• Tyre compatibility: UST Tubeless Ready
• Maximum weight: 120kg including bike
• Braking system: Rim brake pads
• Bearings: Aluminium
• ETRTO Size: 622x19TC
• Weight: 1764g

What's in the box?

• Wheelset
• User guide
• Quick release level 2
• Rim tape mounted on wheel
• UST valve not mounted on wheel

Intended Use

• Minimum tyre size and pressure: Width 23mm - pressure max. 6.75Bar/97PSI
• Maximum tyre size and pressure: Width 62mm - pressure max. 3.8Bar/55PSI
• ASTM Category 1: Road only

Delivery & Returns

Dispatch Times

All orders placed on our website are dispatched within 1 working day

FREE UK Mainland Delivery

Optional Click & Collect from our Network of Retailers in the UK & Ireland

• This is a FREE service!
• At checkout you can choose your nearest local retailer to collect your order from
• When you choose to click and collect, you are supporting your local bike shop, as the retailer will receive the full profit on your order.
• Click and Collect orders should be available for collection from the retailer within 1-2 working days
• Please wait to hear from the retailer that your order is ready for collection before travelling
• Not sure where your nearest retailer is? find them here

Returns

Item(s) must be returned unused and in its original condition and packaging within 28-days from the date of purchase. Please read our full returns policy here.

Reviews