R4 Aero
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The World's Fastest Tire combines the aerodynamics and low rolling resistance of the R4 tire with a new streamlined profile saving you 9+ seconds over the next fastest tire in a 10k time trial.
Price
$79.99
Features
- Unique tread profile improves aerodynamics and saves more than 37 seconds over a 40K time trial than the closest competitor
- Aero wings - Unique bead profile closes the gap between rim and tire for improved aerodynamics
- Hard-Case Lite - Lightweight sub-tread material protects against punctures
- Unconditional Bontrager Guarantee
| Part No. | MSRP* | Bead | FT/RR/PR | Sidewall/Tread | Size | TPI | Type | Weight |
|---|---|---|---|---|---|---|---|---|
| 430055 | 79.99 | Aramid | Dual | Black / Black | 700 x 22C | 220 | Clincher | 170g |
*Pricing is set by Bontrager retailers and does not include freight, import duties or taxes for retailers outside of the US.
World’s Fastest Tire
The R4 Aero—or what we refer to as the world's fastest tire—is just that. We set out to create a tire that excelled in aerodynamics and in rolling resistance. The result, the fastest tire on the market, in every wind angle, at every speed.
Why Tubeless Ready?
Bontrager Tubeless Ready technology provides all the performance advantages of a tubeless system without the usual weight penalty. It’s a better way to go tubeless.
Tire Pressure Chart
The tire pressure you run depends on the conditions where you ride and the size of your tire. The following chart highlights the minimum and maximum rated tire pressure for each tire.
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