Trail 403 Loop
A long climb leads to one of Crested Butte's rowdiest descents!
Severe Mountain Biking
- Distance
- 30 km
- Ascent
- 895 m
- Descent
- 895 m
Half of the skiable terrain is suitable for beginners and intermediates whereas the rest offers challenging varieties of chutes, gully's, glades and cliffs.
Go mountain biking in Crested Butte with curated guides of the best bike trails across the region. With over 191 3D trail maps in FATMAP, you can easily discover and navigate the best trails in Crested Butte.
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Get a top mountain bike trail recommendation in Crested Butte from one of our 31 guidebooks, or get inspired by the 191 local adventures uploaded by the FATMAP community. Start exploring now!
A long climb leads to one of Crested Butte's rowdiest descents!
Severe Mountain Biking
A fantastically-beautiful loop on the elevated trails along the steep cliff bands of Hartman's.
Difficult Mountain Biking
The longest version of the Original Growler course.
Difficult Mountain Biking
Pedal the most remote trails in the Hartman Rocks trail system.
Difficult Mountain Biking
A fantastic pedal-friendly loop through the Signal Peak trails.
Moderate Mountain Biking
A fantastic quick rip in the heart of the Signal Peak Trail System
Moderate Mountain Biking
A fantastic beginner ride accessible directly from the outskirts of Gunnison.
Easy Mountain Biking
The classic Growler course. One loop only gets you a Half Growler: you'll have to do two for a Full Growler!
Difficult Mountain Biking
12 routes · Mountain Biking
25 routes · Mountain Biking
12 routes · Mountain Biking
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6 routes · Mountain Biking
3 routes · Mountain Biking · Hiking · Trail Running
25 routes · Mountain Biking