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Winspace

Winspace C5 Aero Endurance Carbon Road Bike - Dura-Ace Di2

Winspace C5 Aero Endurance Carbon Road Bike - Dura-Ace Di2

$11,990.00 AUD
$11,990.00 AUD
Sale Sold out
Shipping calculated at checkout.

The C5 is our second all-round road frame launched this year, blending aerodynamic and endurance qualities. Its unique One-Piece Molding process makes it more durable and resilient, allowing you to enjoy the fun of riding and go further.

The complete bike comes with Shimano Dura-Ace Di2 and Winspace Wheels. Choose between the UNAAS Pro carbon wheels or the higher spec HYPER 3 carbon wheelset. Customise your build with your preferred cassette and crank length and select your handlebar size in the Winspace Zero SL carbon integrated bar and stem.

  • Angled T-Tail
  • Support for Up to 32mm Tire Clearance
  • T47 Bottom Bracket
  • 900g for M size (Unpainted)
  • Thinner Tubes Design
  • X-Ray Examined
  • T800 + M Series High-modulus Carbon
  • UCI Approved
  • One-Piece Molding
Size
Colour
Wheelset
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Description

Winspace C5 Aero Dura-Ace 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 Dura-Ace Di2 groupset, with lightning-fast, 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 Aero 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 Dura-Ace Di2, 12-speed (52/36T Crankset, 11-30T or 11-34T Cassette).
  • Front brake: Shimano Dura-Ace Di2
  • Rear Brake: Shimano Dura-Ace Di2
  • Shift Levers: Shimano Dura-Ace Di2
  • Front Derailleur: Shimano Dura-Ace Di2
  • Rear Derailleur: Shimano Dura-Ace Di2
  • Rotors: Shimano Dura-Ace (140 or 160mm)
  • Crankset: Shimano Dura-Ace (165, 170, 172.5 or 175mm), 52/36
  • Chain: Shimano Dura-Ace
  • 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).

Lighter


Made from Toray T800 and M Series carbon,
top-tier materials offer enhanced load-bearing
capacity while reducing weight by 115g.

Steadier

Retains the high stiffness of the first generation, with optimised geometry and a longer RC and larger Trail for more stable handling.

Faster

The downtube, front fork, and seat tube have
been widened for a more aerodynamic design.

Wind tunnel testing

Wind tunnel tests show: C5 Aero is 4.6W more efficient and 5 minutes faster over a 100km ride with a 40km/h crosswind.

X-ray Inspection

We use precise X-ray inspection to ensure
quality, with interlayer gaps smaller than
1x10mm for dependable durability

One-Piece Moulding

One-piece moulding offers added strength and a nice smooth finish, reflecting our focus on quality and design.