Ken Zylstra is a 59 year old athlete that participates in Ultra Bike racing events +100 miles in distance.  Typically I am drawn towards multi day and self-supported races that include an element of risk and extreme conditions. 
 
Below are the highlights of my top events
 
Tour Divide 2021: 2479.9 miles Canada/Montana to New Mexico/Mexico
 
Iditarod trail invitational:  350 mile ultra-distance race across the heart of Alaska in the middle of winter. 
Finishes
2013
2015
2016
 
http://iditarodtrailinvitational.com/
 
Arrowhead ultra 135: 135 mile ultra-distance race across the Northern Minnesota in the middle of winter. 
10 Consecutive Finishes
2009-2018
 
http://www.arrowheadultra.com/index.php
 
Leadville Trail 100 MTB
13 Consecutive Finishes
2008-2019
*9 Sub 12 hour sliver buckle wins
*1 Sub 9 hour Gold buckle win
*1 1000 mile very big buckle
 
http://www.leadvilleraceseries.com/mtb/leadvilletrail100mtb/
 
Other +100 miler Gravel Events
Ragnarok 105: 6 completed
Almanzo 100: 6 completed
Dirty Benjamin :  3 completed
Dirty Kanza 200: 1 completed
Lutsen 99r: 9 completed with top podium finishes
La Ruta de los conquistadores
Dirty Kanza 200
DaMn 240
Baja Divide, Cape loop 380
 
Current sponsors include:
Otso bikes
Wolf Tooth Components
Terrene Tires
Wahoo Fitness
Re-Lyte Hydration
 
Other fun facts
A proud of two awesome teenage girls and my wife Jayme  
I love being outside all year long
I worked at Life Time Fitness, Inc. for 20 years
I love to build things
Active in the bike community and in my church
A chatty, social guy on the trails and during races
Active on Insta and FB