Given the handful of players that the 49ers have already shelled out lucrative contracts to, retaining Brandon Aiyuk might not be possible.
49ers GM John Lynch: 'Nothing's Going On' Regarding Potential
How could Mike Evans contract impact the 49ers' negotiations with
49ers' Brandon Aiyuk Posts Message to Steelers' Mike Tomlin amid
The Cons of the 49ers Potentially Trading Brandon Aiyuk
49ers Get Offers For WR Brandon Aiyuk; Plan To Pick-Up 5th-Year Option
Tee Higgins and Brandon Aiyuk labeled potential trade candidates
How would y'all feel - Trade Proposal Sends Brandon Aiyuk to
Brandon Aiyuk Fantasy Value: Should You Trade 49ers Receiver This
Could Brandon Aiyuk become a Giants trade target?
Brandon Aiyuk Comments on 49ers' Offseason Trade Rumors
49ers want to keep ASU WR Brandon Aiyuk - Burn City Sports
The Pros of the 49ers Potentially Trading Brandon Aiyuk - video
49ers' Brandon Aiyuk Linked to Buccaneers
Brandon Aiyuk stays vague about future with 49ers in wake of Super