Johnny Knox recorded a 40-yard dash time of 4.34 seconds during the NFL Scouting Combine in 2009. This impressive speed helped him gain attention as a wide receiver, contributing to his selection in the fifth round of the NFL Draft that year. His quickness on the field was a significant factor in his playing career with the Chicago Bears.
3.9
At the combine prior to his rookie season, he ran a 4.64 second 40 yard dash.
how fast does mike sellers run the 40 yard dash how fast does mike sellers run the 40 yard dash
9.6 sec that's how fast i can run a 40 dash
they can run about 40 mph
Not as fast as Jake Locker.
40 miles an hour
40 mph
40 kph
Yes you can run to fast if you run a 4.3 or lower 40 yard dash you are going to die.
4.38
They can run up to 40 miles an hour