Triathlon - Trek Bicycle

Road

Light, fast bikes designed to fly over pavement. For racing, or recreating, or both.

Mountain

Sure-footed off-road bikes built to conquer any trail, from tame to treacherous.

Town

Bikes that let you live the two-wheeled life. Haul, commute, get fit, represent, have fun.

Collections

We've grouped some of our bikes into design-based collections that span multiple categories.

Looking for a specific Trek bike?

Road

Triathlon / The fastest way to the finish.

Speed Concept is the fastest collection of triathlon bikes on the planet. Our revolutionary design pairs a groundbreaking aero shape with the cleanest integration of brakes, cables, and electronics ever seen on a bicycle. Speed Concept gives you every advantage of all that we’ve learned in the wind tunnel.

Choose from 3 bike families:

Speed Concept 9 Series (10)

What the wind tunnel predicted, real-world results have confirmed: Speed Concept 9 Series is the fastest bike on the planet.

Speed Concept 7 Series (7)

7 Series is built with 80% of the features of our top-of-the-line 9 Series, and is second only to 9 Series in the wind tunnel. Ultra high performance, outstanding value.

Speed Concept 2 Series (2)

2 Series features our revolutionary KVF aerodynamic tube shape in an affordable aluminium frame.

You might also like:

Design your custom bike with Project One

Don't settle for anyone else’s bike. Create your very own with Project One, Trek’s custom bike program.

See the collection

Catch up with the world's fastest tri bike

Groundbreaking aerodynamics. Phenomenal integration. Fantastic fit. Speed Concept has it all.

Find your perfect ride: the Women's collection

WSD is Women’s Specific Design. It’s Trek’s approach to making a great-fitting bike, right from the start.

See the collection

Learn what lies behind the legend of Madone

Get an up-close look at the Tour-winningest bike in history, the legendary Trek Madone.