Top OFFICIAL 40-yard dash times among #NFLCombine LBs:

1. Shaquem Griffin, UCF, 4.38
2. Leon Jacobs, WIS, 4.48
3. Lorenzo Carter, UGA, 4.50
4. Roquan Smith, UGA, 4.51
5. Malik Jefferson, TEX, 4.52
6. Jerome Baker, OHST, 4.53
7. Tremaine Edmunds, VT, 4.54

— NFL Draft (@NFLDraft) March 4, 2018