Iron Will Grand Slam

123 IRON WILL GRAND SLAM 2026: The Ultimate Ultra Challenge! Ready to write your name in ultra-running history? The Iron Will Grand Slam dares you to conquer FOUR epic 100-milers in a single season! This isn't just a race series – it's your chance to prove what you're made of. The Challenge Tackle these four legendary hundreds throughout 2025: Earth Day Buckle Mania (April 24) - Where buckles multiply like spring flowers!Iron Will Backroads (May 16) - Gravel roads and rail trails calling your nameHoney Badger Road Race (July 11) - The summer beast that doesn't care how hot it getsIron Will (September 19) - Your final test of grit and determination Epic Value $750 gets you into ALL FOUR RACES! That's right – four 100-milers for $270 off. This is the deal of the century for ultra runners! The Glory Earn a unique finisher buckle from each raceGrand Slam finishers will receive a massive 15” x 12” custom plaque showcasing your incredible achievement, complete with your name and finishing timesJoin an elite group of runners who've conquered the Grand Slam Refunds or deferrals Due to the significant discounting, there will be no refunds or deferrals. Men Women '25 William Sprouse (56) 138:56:56 '25 Matt Magnuson (50) 137:20:31 Email: contact us Web: ultrasignup.com Home Gift Cards News Store Help Contact Terms of Use Privacy