Bike Comparison
    Ultra RCR CF Dura-Ace Di22020 B’TWIN
    Recommended
    MSRP
    ($5,064)
    Where to Buy
    —
    $1

    At

    Category
    		Race, E-Bike
    Weight
    		16.1 lbs
    5.3
    Frame
    		Carbon
    Fork
    		Carbon
    Wheels
    		Carbon
    Wheel Size
    		700c
    Brakes
    		Rim
    Motor
    Battery
    Groupset
    		Dura-Ace
    Drivetrain
    Brand Site

    decathlon.co.uk

    Summary
    		The B’TWIN Ultra RCR CF Dura-Ace Di2 is a carbon frame race e-bike with ultra high-end components and rim brakes.
    Similar Bikes
    Accessories
    Spec Level

    Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

    Geometry
    Specs
    Ultra RCR CF Dura-Ace Di22020 B’TWIN
    Frame

    The VanRysel Ultra Evo Dynamic carbon fibre frame is the most advanced frame for tackling mountains and winning 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 chassis stiffness.

    BB Standard: BB86/BB92, Press Fit

    Bottom Bracket

    BB86/BB92, press-fit

    Pedals

    Pedals not included.

    Groupset
    Rear Derailleur

    instant gear change via electric shifting. Zero force required to change gears. Carbon levers. New derailleurs for improved gear change. The rear derailleur is compatible with cassettes with up to 34 teeth for high-altitude rides. Battery charger in the handlebar tip. The charging module can be used to power various devices mounted to handlebar extensions

    Crank

    Shimano DuraAce R9150 compact double crankset (52 x 36) for an optimum balance of low weight and rigidity. SG-X hyperdrive chainrings, HollowGlide outer chainring: lightweight, rigid and durable. Weight: 764 g in size 170 mm. Shimano DuraAce R9100 11/28 11-speed cassette (11/12/13/14/15/17/19/21/23/25/28)

    Shifters

    instant gear change via electric shifting. Zero force required to change gears. Carbon levers. New derailleurs for improved gear change. The rear derailleur is compatible with cassettes with up to 34 teeth for high-altitude rides. Battery charger in the handlebar tip. The charging module can be used to power various devices mounted to handlebar extensions

    Cassette

    instant gear change via electric shifting. Zero force required to change gears. Carbon levers. New derailleurs for improved gear change. The rear derailleur is compatible with cassettes with up to 34 teeth for high-altitude rides. Battery charger in the handlebar tip. The charging module can be used to power various devices mounted to handlebar extensions

    Brakes

    Front calliper: Shimano Dura Ace R 9110 Direct Mount, 2 symmetrical axles for more efficient braking control and greater braking power. Adjustable spring tension. Rear calliper: Shimano Dura Ace R 9100 (Classic mount on seat stays).

    Wheels
    Rims

    COSMIC PRO CARBON SL UST wheels, RIMS: 3K braided carbon, HEIGHT: 40 mm, BRAKING SURFACE: carbon with iTgMAX technology, TOROIDAL PROFILE: 45 mm, INTERNAL WIDTH: 19mm, Hubs: 77 front / 177D V2 rear, Spokes: straight, aerodynamic, double-butted, 18 front, 24 rear. Lacing: front radial, back Isopulse, WEIGHT: 1490 g per pair (665g front wheel and 825g rear wheel), 10/11-speed read hub compatible.

    Tires

    Yksion Pro UST, Front and rear tread: Single-density 11 Storm rubber, UST Tubeless Ready. The tyres are installed with inner tubes as required by law. Dimensions: 25-622 (700 x 25C), Puncture protection: Polyamide, bead-to-bead, Casing: 127 TPI

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