- Ron Cooper
- 60 total number
- United States (Marblehead)
The most step ups in one minute with a 40 lb pack is 60 and was achieved by Ron Cooper (USA) at CrossFit Marblehead in Marblehead, Massachusetts, USA, on 2 December 2016.
This was the fourth and final successful attempt by Ron which was broadcast live on Guinness World Records' Facebook page.