Vitus ZX1 CRS Di2 Road Bike (Ultegra)This ZX-1 model features a high-quality aerodynamic carbon construction and is equipped with a top-performing Shimano Ultegra 11-Speed electronic drivetrain transmission, including hydraulic disc brakes and a superb finishing kit. This ultra-efficient road race bike achieves the largely desired balance between responsive handling, speedy power-transfer and exceptional rider comfort, all at a low weight.Carbon Frame Construction with Integrated Fork and SeatpostOptimised for aerodynamic efficiency, this top-level race bike features Karmin Tail profiling with integrated forks and seatpost so it slices through the air easily. Its UCI approved construction is a regular steed on while the Vitus Pro Cycling riders dominate the competition with versatile and controlled aggression. Shimano Ultegra Di2 Electronic Groupset with Prime Carbon Black Edition WheelsPower, dependability and poise, with a Shimano Ultegra R8050 Di2 electronic groupset at its core, this ride soars up the steepest climbs, blasts you past the race pack with contempt and makes getting your hands on the silverware an achievable aspiration. Race proven and UCI Approved, this race steed travels aboard Prime Carbon Black Edition 50 Tubeless Ready wheels. These wheels feature 50mm deep rims for enhanced aerodynamic prowess, exceptional cross-wind stability and are wrapped in Schwalbe One Tubeless Easy tyres. This wheel/tyre combination rolls with grip, pace and reliability while every spin of the cranks delivers power directly to the tarmac.Prime and Vitus Aerodynamic Finishing KitThis Vitus ZX1 CRS Di2 Road Bike has Prime’s Primavera aluminium aero bars and their Doyene stem at its helm. This aerodynamic component-partnership houses the Shimano Di2 junction box hidden in the handlebar bar-end for easy on-the-fly adjustment and a clean finish. This cockpit is also every ergonomically-adapted for superb comfort while their aggressive and aerodynamic shaping gets you into the attack position naturally. This racer’s finishing kit is completed with Prologo Dimension seating and a ZX-1 Aero seatpost setup from Vitus.Features: Frame: ZX-1 Disc, UD Carbon T700 Internal cable routing, Flat Mount braking, BB386 EVO BB Shell, 142 x 12 Fork: Integrated UD Carbon, Full Carbon tapered steerer, 100 x 12mm Headset: Ritchey Comp Tapered 1 1/8″- 1 1/2″, upper bearing 42 / 28.6, lower bearing 52 / 40 Bottom Bracket: FSA 386 EVO with 24mm Adapters Handlebar: Prime Primavera Aluminium Internal Di2 routing with bar end controller, 125mm drop x 78mm reach Stem: Prime Doyenne Aluminium AL6061 3D Forged & CNC Machined, bar bore 31.8mm, +/- 5 degrees Grips: Vitus EVA Cork Front Derailleur: Shimano Ultegra R8000 Di2 Rear Derailleur: Shimano Ultegra R8000 Di2 11-Speed, Direct Mount Shifters: Shimano Ultegra R8000 Di2 ST-R8070 Brakes: Shimano Ultegra R8000 Hydraulic, ST-R8070 & BR-R8070, Resin pad with cooling fin Rotors: Front: 160mm; Rear: 140mm Crankset: Shimano Ultegra R8000 52-36T Chain: KMC X11 11-Speed, QUICK LINK Cassette: Shimano Ultegra R8000 11-28T Wheelset: Prime Black Edition 50 Carbon Disc Tubeless, CentreLock, F-100 x 12mm, R- 142 x 12mm, Tubeless tape installed, Tubeless valves supplied. Tyres: Schwalbe ONE Performance TLE 700c x 25, ADDIX, RaceGuard, MicroSkin Tubeless Easy Saddle: Prologo Dimension, T4.0, Microfibre cover, 143mm width Seat Post: Vitus ZX-1 Aero Seatclamp: Vitus ZX-1 Aero, Integrated bolt head washer, 6-8 Nm clamp force Axles: Vitus 12mm Thru-AxlesWeight: 8.09kg (medium)Easy AssemblyWhen you order a bike, one of our trained mechanics will carefully prepare and pack your bike for shipping. Upon delivery, the assembly is simple and all necessary tools are conveniently included in the box.Depending on the delivery service and destination, bikes will either be delivered in a large or a small box. Below is a guide as to how your bike will arrive: All bikes for delivery within the UK and Republic of Ireland will be delivered in a large box, except for kids’ bikes and BMX bikes, which are always delivered in manufacturer’s boxes. All bikes for delivery within the EU on a standard service will be delivered in a large box. If an express delivery option is chosen, your bike will be packed into a small box. Again, the exception is kids’ bikes and BMX bikes, which are always delivered in manufacturer’s boxes. All bikes for worldwide delivery outside the EU will be delivered in small boxes.This video demonstrates assembly from a SMALL BOX.This video demonstrates assembly from a LARGE BOX.Buy Vitus Bikes from Chain Reaction Cycles, the World’s Largest Online Bike Store.