Bianchi Specialissima COMP – Shimano Ultegra Di2 Disc

The Bianchi Specialissima COMP is a high-performance road bike, designed for lightness, stiffness, and a clean aesthetic thanks to fully internal cable routing. Equipped with a Shimano Ultegra Di2 12-speed electronic groupset and hydraulic disc brakes, it guarantees reliability, precision, and control in every situation.

Main features

• COMP carbon frame : racing geometry, fully internal wiring, designed exclusively for electronic groupsets.

• Shimano Ultegra Di2 12-speed drivetrain : Fast, precise shifting with consistent performance.

• Shimano BR-R8170 hydraulic disc brakes : maximum braking power and safety when descending.

• Velomann Palladium tubeless-ready wheels : light and responsive, with a 33mm profile and sealed cartridge bearings.

• 26mm Pirelli P ZERO™ Race tyres : professional-level smoothness and grip.

• Reparto Corse integrated carbon cockpit : aerodynamic and clean, with optimal ergonomics.

• Velomann Mitora139 saddle with Open Flow central hole : comfort and lightness even over long distances.

Technical specifications

Frame and fork

• Frame : Specialissima COMP carbon, electronic groupsets only, 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 Ultegra Di2 ST-R8170 with hydraulic disc brakes

• Gearbox : Shimano Ultegra Di2 RD-R8150 12-speed

• Derailleur : Shimano Ultegra Di2 FD-R8150 brazed-on, for 50-54T chainrings

• Crankset : Shimano Ultegra FC-R8100, 52x36T – crankset 170mm (47-53), 172.5mm (55-59)

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

• Chain : Shimano Ultegra CN-M8100 12-speed

• Cassette : Shimano Ultegra CS-R8100 12-speed, 11-30T

Brakes

• Calipers : Shimano BR-R8170 hydraulic

• Discs : Shimano RT-CL800 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 Ultegra Di2 Disc represents the perfect balance of performance, technology, and comfort . Designed for those who want a competition-ready yet versatile bike, it's ideal for tackling climbs, descents, and long rides with maximum control and precision.