Are Wider Tyres a total WIN? The Aerodynamics.

PT Merch: https://peak-torque.com
15% off for Patrons
Powermeter used (Assioma) - https://tidd.ly/3Z98OXb
Reference powermeter - https://tidd.ly/3WJx9Bn
Control tyre (GP5000) - https://tidd.ly/3GEF512
Head unit:
https://amzn.to/3C5xMwQ - UK link
https://amzn.to/3G3sEKM - US link
105 Rim brake holy grail groupset bargain - https://tidd.ly/3BNlkSb

Other videos in the aero series:
Disc v Rim    • Are Disc brakes Slower? Rim Vs Disc A...  
Aero handlebar vs round    • Is an Aero Bar Actually Faster? Teste...  
Cadence    • The Most Aero Cadence? Tested!  
Thanks again, to all the Patrons.
Patreon.com/peaktorque

Test protocol:
5 x 2km out and back at 35-36kmh on each setup, repeated in ABAB format (40km total)
Same tyres and control pressures (gp5k 28mm, 32mm)
Re-zero powermeter after each run.
Riding on hoods, comfortable position.
90rpm cadence (cadence does affect CdA!)
All electronics left to reach ambient temp after exiting car, 1 blank run is done to air-cool electronics before rolling start of 1st lap.