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Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF
Road Bike Ultra 900 CF

Road Bike Ultra 900 CF

Carbon frame and Shimano 105 drivetrain.

4.6 / 5

Regular price

$1,869.00

B Twin

Road Bike Ultra 900 CF designed for road cycling races and frequent training sessions on flats or in the mountains.

New B'Twin Ultra Evo Dynamic carbon frame combined with Shimano 105 11-speed drive train.\nFrame UCI-certified for road cycling races.
Efficiency

The reliability of the Shimano 105 11-speed groupset.\nMavic Aksium 17 C wheels.

Lightweight

B'Twin ULTRA Evo Dynamic frame / fork module.

Precision

Shimano 105 brakes with direct mount on the front calliper.

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.

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.

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

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).

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.

Brakes

Shimano 105 Direct Mount (front)
2 symmetrical mounting axes for more effective braking control and power. Adjustable spring tension on the front calliper.

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

Tyres

New Yksion 700x25 tyres for added comfort and performance.

Saddle / Seat post

B'Twin Sport Ergo Chromo

Pedals

Pedals not included.

Weight

7.8 kg in size M, without pedals.

SIZES

XXS / XS / S / M / L / XL

WEIGHT

7.8 kg without pedals

Composition

Frame : 100.0% Carbon

Storage Instructions

Store your bike in a dry, cool place.

Origin

Imported

Model Code

8390339

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