They don’t call it “SEC speed” for no reason.

Former Georgia running back Keith Marshall posted an official 40-yard dash time of 4.31 at the NFL Scouting Combine in Indianapolis. That’s the fastest official time so far among all running backs at the event.

Marshall was unofficially clocked at 4.29 previously.

Meanwhile, former Alabama running back Kenyan Drake currently holds the 3rd-fastest time with a 4.45 official time. His unofficial time wasn’t far off.

As for Heisman winner Derrick Henry, he impressed with his hops. The 6-foot-2, 247-pounder posted a 37-inch vertical, which currently stands as 5th-best among players at the position.

Meanwhile, Henry ran a 4.54 in the 40-yard dash.