The top of Sugarloaf, Lickskillet and the top of Sunshine Canyon are unpaved. The dirt on Sugarloaf is quite smooth. Lick Skillet is steep and sustained (1.02miles @ 13.9% including 0.70miles @ 16.6%). It can be a challenge to clean, depending on surface conditions and tires. The top of Sunshine Canyon is well graded. 42 miles.
- Boulder
- Boulder Canyon & Sugarloaf
- Sugarloaf & Peak to Peak Hwy.
- Peak to Peak Hwy. & Left Hand Canyon
- Left Hand Canyon & Lickskillet
- Gold Hill
- Mapleton & 9th
- Boulder