An aerodynamic road bike helmet that is undeniably fast, yet surprisingly light, cool and comfortable.
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.
The Ballista is light, cool, comfortable and engineered with a fully integrated Mips Air safety system that's designed to help keep you safer.
Trek Ballista Mips – Performance for the Podium
The product of extensive research and development in the pursuit of racing faster, the 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 customisable BOA fit system, the Ballista is the go-to helmet for the days when speed is the top priority.
Size | S | M | L |
---|---|---|---|
Circumference | 51-57 cm | 54-60 cm | 58-63 cm |
Fit system | BOA® | BOA® | BOA® |
Pad material | Moisture wicking pads | Moisture wicking pads | Moisture wicking pads |
Buckle type | Lightweight buckle | Lightweight buckle | Lightweight buckle |
Includes | Crash Replacement Guarantee, NoSweat pad and travel bag | Crash Replacement Guarantee, NoSweat pad and travel bag | Crash Replacement Guarantee, NoSweat pad and travel bag |
Weight | 235g | 255g | 280g |
Trek reserves the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.
Weights are based off pre-production products at time of publication. Weights may vary in final production.
Size | S | M | L |
Circumference | 51 - 57 cm 20" - 22" |
54 - 60 cm 21" - 24" |
58 - 63 cm 23" - 25" |