Winspace C5 Aero Shimano 105 Di2 Complete Bike — Build Your Dream Bike

The all-new Winspace C5 Aero is where endurance meets aerodynamics. Constructed with Toray T800 and High-Modulus M Series carbon, it sheds 115g from its predecessor while improving high-speed stability and wind-cutting performance. Wind tunnel-tested and race-proven, it delivers a 5-minute advantage over 100km in crosswind conditions.

Complete Bike Set Up & Custom Options

• Shimano 105 Di2 groupset, with electronic shifting and world-class braking precision.   
• The Carbon Project carbon 3D printed saddle weighing only 200g.
• Choose your bar and stem size.  The seamless Winspace Zero SL intergrated bar and stem can be customised to your size preferences for width (380mm, 400mm, 430mm) and length (85mm-135mm).
• Choose your cassette and crank length to customise the bike to your size preferences.
• Choose your preferred wheel, rim depth and tire (28mm or 30mm, black/tan wall).  Choose between the UNAAS HARD2 (rim depth 50/45mm wavy) or the HYPER 3 (rim depth 33mm, 45mm, 67mm).

Choose your Winspace Carbon Wheelset

This premium build is completed with your choice of Winspace Carbon wheelsets:

1. UNAAS HARD2 Carbon Wheels: Designed with Winspace’s proprietary wavy rim profile, this wheelset revolutionises aerodynamics and crosswind stability.

• 50mm rim depth weighing 1578g (+/- 4%) for the wheel set. Alternating rim depths (45mm valley to 50mm peak) optimize airflow and reduce drag.
• T700 Carbon Fiber Construction: High-strength carbon ensures durability while maintaining a lightweight structure .
• Pillar 1423 Spokes: High-strength spokes provide superior aerodynamics and reliability.
• 4-Pawl Hub System: Quick and reliable engagement ensures efficient power transfer .

Learn more about the UNAAS HARD2.

2. HYPER 3 Carbon Wheels: Lightweight and stiff, offering balanced performance for climbing, cornering, and all-round riding.  

• Choice of 33mm, 45mm and 67mm rims weighing 1249g, 1334g and 1450g (+\- 4%) respectively.
• Filament-wound carbon rims for unmatched stiffness-to-weight ratio.
• Aero Carbon Spokes for enhanced aerodynamics and responsiveness.
• Ceramic Bearings for ultra-smooth rolling and minimal resistance.
• Titanium Ratchet System, which is lighter, stronger, and more durable.

Learn more about the HYPER 3.

Technical Specifications

• Frame: C5 Toray T800 and High-Modulus M Series carbon
• Headtube: NO.55R 1.5 / ACR/STD
• Wheel Axles: 12mm thru-axle (F100mm, R142mm).
• Handlebar/Stem: Winspace Zero SL Integrated Bar and Stem. Customise to your size preferences.
• Seatpost: Winspace Aero seatpost
• Saddle: TCP 3D printed carbon saddle
• Drivetrain: Shimano 105 Di2, 12-speed (50/34 Crankset + 11-34 Cassette)
• Front brake: Shimano 105 Di2
• Rear Brake: Shimano 105 Di2
• Shift Levers: Shimano 105 Di2
• Front Derailleur: Shimano 105 Di2
• Rear Derailleur: Shimano 105 Di2
• Rotors: Shimano 105 (140 or 160mm)
• Crankset: Shimano 105 50/34
• Chain: Shimano 105
• Bottom Bracket: Wishbone Ceramic T47 Inboard
• Tyres: Goodyear Eagle F1 (700x28c or 700x30c).
• Bartape: C2 Black
• Wheels: Choose between the UNAAS HARD2 (rim depth 50/45mm wavy) or the HYPER 3 (rim depth 33mm, 45mm, 67mm).