Bianchi Specialissima COMP – Shimano 105 Di2 Disc

The Bianchi Specialissima COMP Shimano 105 Di2 Disc is a carbon road bike designed for those seeking the ideal mix of lightness, precision, and accessibility. Featuring an aerodynamic frame with fully internal cable routing and a Shimano 105 Di2 12-speed electronic drivetrain, it offers superior performance in both racing and long-distance training.

Main features

• Specialissima COMP carbon frame : light, stiff and with clean lines thanks to internal cabling.

• Shimano 105 Di2 12-speed groupset : Shimano’s first “entry level” electronic transmission, smooth and reliable.

• Shimano BR-R7170 hydraulic disc brakes : safety and control in all conditions.

• Velomann Palladium tubeless-ready wheels with 33 mm profile : lightness and responsiveness.

• Pirelli P ZERO™ Race 26 mm tyres : racing grip and smoothness.

• Reparto Corse integrated carbon cockpit : minimal aesthetics and optimal ergonomics.

• Velomann Mitora139 Open Flow saddle : comfort and support even on the longest rides.

Technical specifications

Frame and fork

• Frame : Specialissima COMP carbon, only suitable for electronic groupsets, internal cable routing, direct mount brakes, BB PressFit 86.5x41 – sizes 47-50-53-55-57-59

• Fork : Specialissima COMP full carbon, aero, 12x100 mm thru axle

Transmission

• Shifters : Shimano 105 Di2 ST-R7170 with hydraulic disc brakes

• Gearbox : Shimano 105 Di2 RD-R7150 12-speed

• Derailleur : Shimano 105 Di2 FD-R7150 brazed-on, for 50-52T chainrings

• Crankset : Shimano 105 FC-R7100, 50x34T – cranksets 170 mm (47-53), 172.5 mm (55-59)

• Bottom bracket : Shimano SM-BB72-41B Press Fit

• Chain : Shimano 105 CN-M7100 12-speed

• Cassette : Shimano 105 CS-R7100 12v, 11-34T

Brakes

• Calipers : Shimano BR-R7170 hydraulic

• Discs : Shimano SM-RT70 Ice Tech 160 mm (front and rear)

Wheels and tires

• Wheels : Velomann Palladium carbon, 33 mm profile, tubeless-ready, 24h, HG11 body, 1450 g set (±5%)

• Tires : Pirelli P ZERO™ Race 26-622, 127 TPI

Components

• Handlebar and stem : integrated Reparto Corse carbon, 125 mm drop, 80 mm reach – various measures depending on size

• Ribbon : Black microfiber veil

• Seatpost : Specialissima full carbon aero, 20 mm offset, variable length depending on size

• Saddle : Velomann Mitora139 Open Flow, carbon reinforced nylon shell, AISI rails, 250x139 mm, weight 220 g ±2

Why choose it

The Bianchi Specialissima COMP Shimano 105 Di2 Disc is the perfect bike for those looking to enter the world of Shimano electronic drivetrains without sacrificing lightness, reliability, and Italian design. Ideal for granfondos, intensive training, and road races.