Trek Marlin 7 (2017)

Marlin takes its cue from light, fast XC bikes. The right wheel size for each frame size, performance pedigree, and unbeatable ride feel make Marlin the perfect trail rider.

When you're ready for longer days on the bike, bigger challenges on the trail, and all the fun of the full mountain biking experience, you're ready for Marlin.

XC light, mountain tough
Hydroformed Alpha Aluminum frame is race light, mountain strong, and ride tuned for peak performance.

Perfect fit
Our extended size range guarantees a better fit, so you get a better ride.

Limited lifetime warranty
These bikes are built to last, and backed by Trek's limited lifetime warranty.

Smart Wheel Size
One wheel size does not fit all. We put the right size wheel on every frame: 27.5” on 13.5” and 15.5” frames, 29er on 17.5” and up. Everyone wins.

Key features

- Ride the fastest wheel that fits with Smart Wheel Size
- Ride-tuned aluminum frame is XC light, mountain tough
- Extended size range gives you a better fit for a better ride
- Backed by Trek's limited lifetime warranty