At only 1380 grams this is the wheel that performance-obsessed cross-country racers dream of. Developed with input from top pro racers seeking a competitive advantage at World Cups and Olympics it features an ultralight full carbon 29” rim (360g) for fast acceleration and climbing without compromising stiffness and durability.
Adaptive layup a specific carbon layup technology enabled us to handcraft these carbon rims with less material between the spokes. The spoke holes are reinforced with strategically positioned carbon layering in a process that minimizes weight without compromising stiffness and strength. A lighter rim means faster acceleration more efficient climbing and a more responsive feel on the trail. The external carbon layer features our new UD² construction for a distinctive look and added durability.
Extensive field testing with our pro athletes determined that a 25mm inner width was ideal for a quick precise ride quality and optimized tire grip on fast racetracks. For more technical trails some preferred a 30mm width for added control so we created two options. It’s your choice and you can mix the two if you want. You could choose the Crossmax Ultimate 25 for the rear to boost acceleration and efficiency and the Crossmax Ultimate 30 for the front to add confidence and control on rugged single-track.
The carbon rim is laced with 24 straight-pull double butted spokes (same spoke length throughout) two-crossed for maximum power transfer and enhanced vertical compliance. The new lighter Infinity hub design optimizes lateral stiffness and the spoke lacing maximizes power transfer. Our Instant Drive 360 freewheel with a double ratchet system provides fast engagement and high stiffness to help you accelerate out of corners faster. The rear hub is compatible with Shimano HG9 Micro Spline and SRAM XD driver bodies.
The Crossmax SL Ultimate 30 is available with 6-bolt or center lock brake rotors in 29” only and is compatible with a 15x110 front axle and 12x148 rear. It comes with valves spare spokes and MTB wheel covers.
Key benefits
Fly up climbs and accelerate faster
New carbon Adaptive layup technology shaves 70g per rim. 30mm wide rim weighs only 360g.
Stiff and smooth ride quality
Special carbon rim layup for superior rim stiffness and added control on descent. Double-butted two-cross spoke pattern for enhanced vertical compliance.
Efficient power transfer
New lighter Infinity hub design paired with 24 straight-pull spokes for improved stiffness and better balanced spoke tension.
Spokes
Count: 24 front and rear
Material: steel
Shape: straight pull flat double butted
Nipples: aluminum ABS
Lacing: front and rear crossed 2 contactless
Delivered with
UST valve and accessories
Wheelbag
Multifonction adjustment wrench (delivered with rear wheel)
Pre-installed tubeless rim tape
2 replacement spokes with each wheel
Rims
Drilling: traditional
UST Tubeless Ready
Hookless profile
ETRTO size 29: 622x30TSS
Internal width: 30 mm
Adaptive Layup Carbon technology
Material: 100% carbon fiber with UD external layer
Hubs
Instant Drive 360 freewheel technology
QRM Auto bearing preload technology
Hub available for 6-bolt or Center Lock® brake rotors
Axles: Front 15X110 Boost ; Rear 12X148 Boost
Infinity hubs
Intended use
Recommended tire sizes: 52mm to 76mm (20 to 30)
ASTM CATEGORY 3 : CROSS COUNTRY
For a longer longevity of the wheel Mavic recommends that the total weight supported by the wheels doesnt exceed 150kg bike included
Minimum and maximum allowed tyre width: see indication on wheel
Maximum tyre pressure: 235bar/34PSI with a 52mm tyre - 125bar/18PSI with a 125mm tyre
15mm front hub cap (V2372501 - Delivered with the wheel)
Boost : Torque Caps for Center Lock hub (V2374401)
ID360 Shimano Micro Spline alloy freewheel body (V3990101)
Compatibility
Rear axle: 12x148 Boost thru axle
Front axle: 15x110 Boost thru axle
Information on specified weight
The weight of the wheels is announced at +/-5% in XD/XD-R and Center Lock version without quick release nor valve nor rim tape
Please be aware that the images and description above are usually supplied by the brand / manufacturer and are in no way affiliated with Cycle Centre Congleton Limited T/A CycleStore. Cycle Centre Congleton Limited T/A CycleStore only resell items from third parties and do not design or manufacture any products.
Please see below for delivery options for Mavic Crossmax Sl Ultimate 30 Carbon Cl 29er Boost Front Xc Wheel .
If you do not see your country listed below please email sales@cyclestore.co.uk with details of products you wish to order and we will reply shortly with shipping costs and options.
UK Mainland
OrderValue
Delivery Service
Delivery Time (From dispatch, working days)
Cost
Under £39.99
Royal Mail Tracked
2 working days (from the time of despatch, see below)
£3.99
£40.00 to £59.99
Royal Mail Tracked 48hr
2 working days (from the time of despatch, see below)
FREE
£60.00 - £199.99
Royal Mail Tracked 24hr or parcel force 24hr (weight Dependant)
Next working Day (from the time of despatch, see below)
FREE
£200+
Royal Mail Special Delivery or parcel force 24hr (weight Dependant) Signed for
Next working Day (from the time of despatch, see below)
FREE
Bikes
Parcel Force 48 Hour Signed For
48 Hour (2working days) (from the time of despatch, see below)
FREE
We aim to dispatch your order within 4 working days at the latest (excluding weekends and bank holidays), however most orders do leave within 1-2 working days. Items in stock will usually leave the same day.If your item is out of stock we will order it in and usually have the item within three working days. Should your item be unavailable from our suppliers we will notify you of any delays as soon as possible. You will receive an email to let you know when your order has left our premises. The delivery information above is from the time of despatch not from the time of ordering.
My Country:
International
Country
Royal Mail (size restrictions apply)
Parcelforce
FREE Delivery
Bike Delivery
UK Mainland
N/A
£0.00 (2-5 Working Days)
FREE Delivery on orders over £39.99 (10-12 Working Days)
£0.00
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