Isaac Guerendo only has six career NFL carries, but the rookie running back is making a strong impression on his 49ers coaches despite a limited sample size. While speaking to reporters Thursday, offensive line coach/run-game coordinator Chris Foerster praised Guerendo’s Week 3 performance,

The 49ers need a backup running back. That's why they traded up for Isaac Guerendo in Round 4 this year. Just in case someone gets injured. And currently, both Christian McCaffrey and Elijah Mitchell are on Injured Reserve.

The home run run plays have been missing from the 49ers’ offense so far this season. That one evaded Guerendo on Sunday, but Foerster’s comparison for the rookie fourth-round pick from Louisville indicates he could be seeing more time in the backfield soon.

The 49ers traded up in the fourth round of this year's draft to land Guerendo, the former Wisconsin and Louisville running back who lit up the NFL Combine with a 40-yard dash of 4