gravel
β Verified Active Listing
Granny's Gravel Grinder
𧬠Course DNA & Technical Intel
π Primary Distance
100 mi
π Recommended Tire
38mm β 42mm Tubeless
π΄ Discipline
gravel
π Course Distance Options
Men Open - Great Granny's 100 Miler
Women Open - Great Granny's 100 Miler
Non-Binary - Great Granny's 100 Miler
Men's 45+ - Great Granny's 100 Miler
Men's 55+ - Great Granny's 100 Miler
Women's 45+ - Great Granny's 100 Miler
Women's 55+ - Great Granny's 100 Miler
Single Speed Men - Great Granny's 100 Miler
Single Speed Women - Great Granny's 100 Miler
Fat Bike Men - Great Granny's 100 Miler
Fat Bike Women - Great Granny's 100 Miler
Junior Boys - Great Granny's 100 Miler
Junior Girls - Great Granny's 100 Miler
U23 Men - Great Granny's 100 Miler
U23 Women - Great Granny's 100 Miler
Tandem - Great Granny's 100 Miler
Men Open - Granny's 50 Miler
Women Open - Granny's 50 Miler
Non-Binary - Granny's 50 Miler
Men's 45+ - Granny's 50 Miler
Men's 55+ - Granny's 50 Miler
Women's 45+ - Granny's 50 Miler
Women's 55+ - Granny's 50 Miler
Single Speed Men - Granny's 50 Miler
Single Speed Women - Granny's 50 Miler
Fat Bike Men - Granny's 50 Miler
Fat Bike Women - Granny's 50 Miler
Junior Boys - Granny's 50 Miler
Junior Girls - Granny's 50 Miler
Tandem - Granny's 50 Miler
U23 Men - Granny's 50 Miler
U23 Women - Granny's 50 Miler
Men Open - Nana's 25 Miler
Women Open - Nana's 25 Miler
Non-Binary - Nana's 25 Miler
Men's 45+ - Nana's 25 Miler
Men's 55+ - Nana's 25 Miler
Women's 45+ - Nana's 25 Miler
Women's 55+ - Nana's 25 Miler
U23 Men - Nana's 25 Miler
U23 Women - Nana's 25 Miler
Fat Bike Men - Nana's 25 Miler
Fat Bike Women - Nana's 25 Miler
Single Speed Men - Nana's 25 Miler
Single Speed Women - Nana's 25 Miler
Junior Girls - Nana's 25 Miler
Junior Boys - Nana's 25 Miler
Tandem - Nana's 25 Miler
About Granny's Gravel Grinder
Official registered gravel event in Princeton, MN. Direct registration on BikeReg.
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βοΈ Recommended Pro Hardware for Granny's Gravel Grinder
Top-rated power meters, radar, and GPS computers curated by Threshold Cycling.
Dual-Sided SPD Accuracy
View Product Specs β
Favero Assioma Pro MX-2 Power Meter Pedals
$759.00
Β±1% real-world power accuracy, seamless Bluetooth/ANT+ connectivity, and full rock strike durability designed specifically for gravel epics.
Backcountry Safety
View Product Specs β
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.
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