IFBB Pro League bodybuilder Joe Mackey pulled a 900-pound (408.2 kg) deadlift (with straps) this evening. He posted the landmark feat to Instagram:
Though not a competition lift (and with straps) this is nevertheless the biggest deadlift by a pro bodybuilder of all time.
Here is the honor roll of pro bodybuilder/deadlifters he surpassed:
Dallas McCarver 845 lbs. (with straps) in 2016, and also 765 for 5 reps (with straps) in 2017, which equals 871 lbs. for a single.
Stan Efferding 837.5 lbs. in competition (275-lb. class) in 2013.
Ronnie Coleman 800 lbs. for 2 reps (with straps & gloves) in 2000, which equals 825 lbs. for a single. See also: How Strong was Ronnie Coleman?
Johnnie Jackson 815.7 lbs. in competition (220-lb. class) in 2016.
Franco Columbu 735 lbs. at an exhibition in 1972 (est. bodyweight: 180 lbs.). See also: How Strong was Franco Columbu?
Arnold Schwarzenegger 683 lbs. in competition (heavyweight class) in 1968. See also: How Strong was Arnold?