gravel
✓ Verified Active Listing
Dirty 30 Gravel
🧬 Course DNA & Technical Intel
📏 Primary Distance
100 mi
🛞 Recommended Tire
38mm – 42mm Tubeless
🚴 Discipline
gravel
🏁 Course Distance Options
Six One Six Dentistry Mini D3.0 for Kids
Stride 5 Run (5K)
Slick 6 Run (10K)
18 and under Slick 6 Bike
Slick 6 Bike
18 and under Unclean 16
Unclean 16 Age Category
Unclean 16 Mountain Bike
Unclean 16 Fat Bike with at least 3.7" wide tires
Unclean 16 Just for Fun. No pressure, No prizes
Unclean 16 Single Speed
Unclean 16 Athena (+165 lbs)
Unclean 16 Clydesdale (+220 lbs)
Unclean 16 Unicycle
Unclean 16 Vintage
Unclean 16 Tandem
18 and under Dirty 30
Dirty 30 Age Category
Dirty 30 Mountain Bike
Dirty 30 Fat Bike with at least 3.7" wide tires
Dirty 30 Just for Fun. No pressure, No prizes
Dirty 30 Single Speed
Dirty 30 Athena (+165 lbs)
Dirty 30 Clydesdale (+220 lbs)
Dirty 30 Unicycle
Dirty 30 Vintage
Dirty 30 Tandem
18 and under Filthy 50
Filthy 50 Age Category
Filthy 50 Mountain Bike
Filthy 50 Fat Bike with at least 3.7" wide tires
Filthy 50 Just for Fun. No pressure, No prizes
Filthy 50 Single Speed
Filthy 50 Athena (+165 lbs)
Filthy 50 Clydesdale (+220 lbs)
Filthy 50 Tandem
Filthy 50K Run
Savage Century
Volunteer - Packet Pickup - Friday 4:30 PM - 7:00 PM
Volunteer - Packet Pickup - Saturday 6:00 AM - 8:30 AM
Volunteer - Packet Pickup - Saturday 8:00 AM - 10:00 AM
Volunteer- Parking - Saturday 7:30 AM - 10:00 AM
Volunteer - Course Marshal 8:00 AM - 9:30 AM
Volunteer - Course Marshal 10:00 AM - 12:30 PM
Volunteer - Course Marshal 12:00 PM - 3:00 PM
Volunteer - Watch one intersection on Mini D3.0 Kids Race on Friday, April 10 from 6:00 PM- 6:30 PM
About Dirty 30 Gravel
Official registered gravel event in Saranac, MI. Direct registration on BikeReg.
Are you the race director or promoter of this event?
Claim this Event Listing ↗
⚙️ Recommended Pro Hardware for Dirty 30 Gravel
Top-rated power meters, radar, and GPS computers curated by Threshold Cycling.
Dual-Sided SPD Accuracy
View Product Specs ↗
Favero Assioma Pro MX-2 Power Meter Pedals
$759.00
±1% real-world power accuracy, seamless Bluetooth/ANT+ connectivity, and full rock strike durability designed specifically for gravel epics.
Backcountry Safety
View Product Specs ↗
Garmin Varia RTL515 Radar Tail Light
$199.99
Detects approaching vehicles up to 153 yards away with visual and audible cockpit alerts on your GPS computer. Vital for remote rural gravel roads.
🚴 Upcoming Cycling Events in Michigan
Explore more verified races and endurance rides scheduled in Michigan.