4.28 official time at NFL combine.
9.9
He ran a 4.38 at the Combine.
Percy Harvin ran the 40-yard dash at the NFL combine in 4.41 seconds.
officially the fastest time ever posted was by CB Fabian Washington 4.29 Chris Johnson's 40 time at the Combine was 4.24
4.28 official time at NFL combine.
4.7
He ran a 4.39 in the 40-yard dash at the 2006 NFL Scouting Combine.
His time at the combine prior to his rookie season was a 4.64 seconds 40 yard dash.
9.9
9.9
He ran a 4.38 at the Combine.
4.28
In college track he ran a 4.38 in a yo yard dash event. His combine 40 was 4.49
4.42 seconds
At the 2005 NFL Combine, Vincent Jackson ran the 40-yard dash in 4.46 seconds.
Percy Harvin ran the 40-yard dash at the NFL combine in 4.41 seconds.