The Fastest Pro Bikes at the Men’s 2025 Ironman World Championships in Nice
We take a look at the bikes ridden by the 10 fastest cyclists in the men's pro race at the 2025 Ironman World Championships in Nice, France.
Author
T.J. Tollakson
TJ Tollakson is a former industrial engineer and pro triathlete with countless iron-distance and 70.3 podiums on his resume, as well as wins at Ironman Mont-Tremblant, Ironman Lake Placid, and 70.3 Gulf Coast. Tollakson is also the owner of Dimond Bicycles and Rüster Sports.
My Stories
Evolution of the Aero Position
Tri didn’t copy aero - it taught it. Here we look at the historic images, oddities, and athletes who hid heads, moved bottles, and nudged rules to reshape the way we look on the bike leg.
The Fastest Pro Bikes at the 2024 70.3 World Championships
We look at the bikes ridden by the five fastest cyclists in both the women's and men's pro races at the 2024 70.3 World Championships in Taupō, New Zealand.
The Fastest Pro Bikes at the Men’s 2024 Ironman World Championship Kona
A look at the bikes ridden by the ten fastest cyclists in the men’s pro race at the 2024 Ironman World Championships in Kona, Hawaii.
The Fastest Pro Bikes at the Women’s 2024 Nice Ironman World Championships
We take a look at the bikes ridden by the ten fastest cyclists in the pro race at the 2024 women’s Ironman World Championships in Nice, France.
How Do I Prevent My Bottles From Ejecting on My Triathlon Bike?
Rear hydration solutions are notorious for either being cumbersome or ejecting water bottles. Learn how to keep your bottles securely behind your saddle.
5 Common Ways Your Electronic Shifting Can Let You Down (& What to Do About It)
Electronic shifting is fantastic—until it isn’t. We look at the five most common ride-ending issues and how to fix them on the road, while you’re traveling, or at home.
Choosing the Right Crank Arm Length and Chainring Size for Triathlon
The triathlon bike’s crankset is an integral part of the drivetrain, but do you know the right crank arm length or chainring size for you? Start here.
Triathlete’s Complete Guide to Electronic Shifting
Thinking of upgrading to electronic shifting or unsure of what’s compatible with what you’ve already got? Start here.
A (Brief) History of Aerodynamic Hydration on Triathlon Bikes
We take a journey through tri time, exploring the nuanced history of carrying hydration with minimal aerodynamic resistance—and where we are now.
Face Off: Electronic Tri Bike Drivetrains, Shimano Di2 vs SRAM eTap AXS
Electronic drivetrains are slowly becoming omnipresent on new tri bikes, but do you know the difference between each brand or groupset? More importantly: Which is the best electronic drivetrain for tri bikes?
Why Are Triathletes Renting Bikes for World Championships?
With uncertainty surrounding services that transport an athlete's bike and the hassle of traveling with your bike increasing, more and more triathletes are turning to bike rentals. We look at why (and if it’s worth it).
The Fastest Pro Bikes at the Women’s 2023 Hawaii Ironman World Championship
We take a look at the bikes ridden by the ten fastest cyclists in the pro race at the 2023 women’s Hawaii Ironman World Championship in Kona.
The Fastest Pro Bikes at the Men’s 2023 Ironman World Championship in Nice
We take a look at the bikes ridden by the ten fastest cyclists in the men's pro race at the 2023 Ironman World Championships in Nice, France.
The Fastest Pro Bikes at the 2023 Ironman 70.3 World Championships
We take a look at the bikes ridden by the five fastest cyclists in the women's and men's pro races at the 2023 70.3 World Championships in Lahti, Finland.