Mount Greylock Century - 12k Vertical Challenge (2026) | Course Elevation & Registration
gran fondo βœ“ Verified Active Listing

Mount Greylock Century - 12k Vertical Challenge

πŸ“… Jul 25, 2026 πŸ“ Dalton, MA
Official Registration Page β†— πŸ“… Google Calendar πŸ“₯ Apple / Outlook (.ics)

⚑ Dial in Your Target Wattage & Pacing for Mount Greylock Century - 12k Vertical Challenge

Use Threshold Cycling's Cycling Pace & Wattage Calculator to calculate exact FTP percentages, nutrition requirements, and estimated completion times based on course elevation and distance.

Calculate Target Wattage ⚑

🧬 Course DNA & Technical Intel

πŸ“ Primary Distance
104 mi
πŸ›ž Recommended Tire
28mm – 32mm All-Road
🚴 Discipline
gran fondo

🏁 Course Distance Options

Mount Greylock Century
πŸ“ 104 mi
Mount Greylock Metric Century
πŸ“ 77 mi
Juniors (<19 years old) Century
πŸ“ 104 mi
Juniors (<19 years old) Metric Century
πŸ“ 77 mi

About Mount Greylock Century - 12k Vertical Challenge

Official registered gran fondo event in Dalton, MA. Direct registration on BikeReg.
Are you the race director or promoter of this event? Claim this Event Listing β†—

βš™οΈ Recommended Pro Hardware for Mount Greylock Century - 12k Vertical Challenge

Top-rated power meters, radar, and GPS computers curated by Threshold Cycling.

True Dual-Sided Road Power

Favero Assioma Duo Power Meter Pedals

$719.00

The benchmark in road cycling power meters. Instantaneous angular velocity metrics, IAV power, and Look Keo cleat compatibility.

View Product Specs β†—
45+ Hour Battery Life

Garmin Edge 1040 Solar Cycling Computer

$749.99

Solar charging lens provides up to 45 hours of battery life during demanding centuries, advanced ClimbPro elevation tracking, and turn-by-turn guidance.

View Product Specs β†—
← Return to All Massachusetts Cycling Events