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  • Trek Ballista Mips Road Bike Helmet
Trek Ballista Mips Road Bike Helmet
Trek Ballista Mips Road Bike Helmet
Trek Ballista Mips Road Bike Helmet
Trek Ballista Mips Road Bike Helmet
Trek Ballista Mips Road Bike Helmet
Trek Ballista Mips Road Bike Helmet

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Trek Ballista Mips Road Bike Helmet

Model 5279728

Comp. Value

Our “Comparable Value” (Comp. Value) prices are based on the prices charged by Trek or other retailers, in-store or online, for the same or similar items. In most cases, this is a price at which Trek has offered the item for sale, and also the MSRP we provide to third-party resellers based on the prices of competing items in the market.

$399.99 Comp. Value Sale price

An aerodynamic road bike helmet that is undeniably fast, yet surprisingly light, cool, and comfortable.

Color / Purple Flip ; Finish / Matte
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Pricing details

Retailer price

Retailer pricing applies when you purchase goods online that the shop has in stock today. Order is subject to retailer acceptance.

Comp. Value

Our “Comparable Value” (Comp. Value) prices are based on the prices charged by Trek or other retailers, in-store or online, for the same or similar items. In most cases, this is a price at which Trek has offered the item for sale, and also the MSRP we provide to third-party resellers based on the prices of competing items in the market.

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Less wind. More win.

When speed is your top priority and every watt counts, reach for the helmet that'll cut through the wind to save you seconds. Ballista is Trek's fastest, most aerodynamically-advanced helmet.

Ballista is light, cool, comfortable, and engineered with a fully-integrated Mips Air safety system that's designed to help keep you safer.

Product details

  1. Trek's fastest, most aerodynamic helmet saves big watts and shaves crucial seconds
  2. An excellent ventilation system makes this aero helmet surprisingly cool and comfortable
  3. The Mips Air system is light, cool, and designed to help reduce rotational forces
  4. The single-lace BOA® fit system is fully adjustable to provide a custom, 360° fit
  5. Rubberized sunglasses docking port provides secure and easy-to-use storage
  6. Crash Replacement Guarantee provides a free helmet replacement if involved in a crash within the first year of ownership
  7. 30-Day Unconditional Guarantee allows you to return your helmet if you're unsatisfied for any reason
  8. Complies with U.S. CPSC safety standards for bicycle helmets for persons age 5 and over
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Trek Ballista Mips – Performance for the Podium

The product of extensive research and development in the pursuit of racing faster, Ballista is Trek’s fastest and most aerodynamically advanced helmet. With a suite of pro-level features like the Mips Air safety system and the customizable BOA fit system, Ballista is the go-to helmet for the days when speed is the top priority.

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Best aero helmet overall

"...a helmet I absolutely loved as soon as I took it out of the box...incredibly light...excellent glasses retention…"

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"An excellent aero road helmet"

"As far as aero helmets go, it ticks all the right boxes, with an optimised shape, a comfortable fit, a competitive weight and excellent safety credentials."

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"A winning combination"

"This lid will help to elevate your racing and riding, offering an impressively well vented aerodynamic option that won’t feel claustrophobic..."

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"As cool as a standard road helmet"

"...its latest design makes it feel more like one of the lightest and most comfortable standard-shaped road helmets we’ve ever tested."

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How to ride safer

Want to do more than wear a helmet? Check out this guide to riding safer.

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How to clean your bike helmet

To ensure your bike helmet looks and performs its best, it's important to properly clean and care for it. Check out our simple guide to learn how to maintain your bike helmet. It's easy to do and takes little time!

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