2022 NFL linebacker unit rankings: San Francisco 49ers claim the top spot, Seattle Seahawks crack the top 10 June 28, 2022 by Pro Football Focus The San Francisco 49ers’ linebacker unit, led by Fred Warner and Dre Greenlaw, comes in at No. 1 ahead of the 2022 NFL season. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook