Ultra 900 CF Road Bike

    € 1,678.80

    Designed for road cycling races and frequent training sessions on flats or in the mountains.

    More details
    SKU: S176552 (2243653)
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    Size Guide

    Delivery in 7 to 8 days

    Our e-commerce is suspended for a transition period. We expect to be back soon!
    Product benefits
    1. Efficiency
      The reliability of the Shimano 105 11-speed groupset. Mavic Aksium 17 C wheels.
    2. Lightweight
      Lightweight
      B'Twin ULTRA Evo Dynamic frame / fork module.
    3. Precision
      Precision
      Shimano 105 brakes with direct mount on the front calliper.
    Details
    • SIZES
      XXS / XS / S / M / L / XL
    • WEIGHT
      7.8 kg without pedals
    Product feature
    1. Frame
      B'Twin Ultra Evo Dynamic frame is the most advanced frame available to tackle mountains and win the most demanding classic races. Weight: 850 g in size M (without accessories). A blend of HM and IM carbon fibres for one of the best weight-to-speed ratios on the market. The frame was specially designed for the most demanding climbers and sprinters. The bottom bracket is a standard PressFit 86 for greater stiffness of the chassis.
    2. Fork / suspension
      The B'Twin Ultra Evo Dynamic fork is exclusive to the B'Twin Ultra Evo Dynamic frame. Weight: 320 g. Full carbon fork.
    3. Handlebar / stem / steering
      B'Twin aluminium competition frame Oversize ERGO Size / Width axis-axis S: 400 mm M / L: 420 mm XL: 440mm B'Twin oversize competition aluminium frame Size/Length: XS: 90mm S: 100mm M: 110mm L: 120mm XL: 130mm
    4. Drivetrain
      11-speed Shimano 105 groupset. The 105 offers the same precise indexing as the Ultegra and Dura-Ace groupsets. The derailleurs feature an all-new design. The front derailleur has a guide combined with a new spring mechanism that ensures smooth shifting between chainrings. The rear derailleur now sports the same tried-and-tested mechanism found on the Dura-Ace groupset (cassette with 32 teeth max. for high-mountain cycling).
    5. Crankset / cassette
      Shimano 105 11-speed ultra-versatile, 11x28 cassette. 11 ; 12 ; 13 ; 14 ; 15 ; 17 ; 19 ; 21 ; 23 ; 25 ; 28. Crankset: Shimano 105 5800, 52x36. Size/Length: XXS / XS / S: 170 mm M: 172.5mm L/XL: 175mm KMC X 11 chain.
    6. Brakes
      Shimano 105 Direct Mount (front) 2 symmetrical mounting axes for more effective braking control and power. Adjustable spring tension on the front calliper.
    7. Wheels
      Mavic Aksium 17 C wheels Materials: S6000 aluminium. Height: 21mm Internal width: 17mm Front without tyre: 865g Rear without tyre: 1015g Spokes: Lacing: radial on the front and rear on the side opposite the freewheel, crossed in pairs at the rear on the freewheel side Number: 20 at the front and rear
    8. Tyres
      New Yksion 700x25 tyres for added comfort and performance.
    9. Saddle / Seat post
      B'Twin Sport Ergo Chromo
    10. Pedals
      Pedals not included.
    11. Weight
      7.8 kg in size M, without pedals.
    Product testing
    1. Composition
      Frame : 100.0% Carbon
    2. Approved by
      The U19 racing team: This team uses this frame during races such as the Liège-Bastogne-Liège or the Classique des Alpes. Check out their latest news at: http://www.u19racingteam.fr. Used and tested by our product development partners: Eric Leblacher, Nico
    3. Storage advice
      Store your bike in a dry, cool place.
    4. Cleaning advice
      IMPORTANT: Use the special carbon grease provided in the accessories bag when mounting the seat post. Tighten to recommended tightening torque (between 4 to 6 N/M) Do not clean bike with a high-pressure jet. Regularly degrease and grease your chain to ex
    5. Product catchline
      New B'Twin Ultra Evo Dynamic carbon frame combined with Shimano 105 11-speed drive train. Frame UCI-certified for road cycling races.
    Product reviews
    5 / 5
    1 review
    1 user recommend this product
    Write a review
    • Disc brakes? (Question, not a review)

      02/06/2018
      Alex (United Kingdom)
      Used for 1 week or less
      Has anyone fitted disc brakes on the Ultra Evo frame or know if it's possible to?