.Aug 29, 2024, 06:50 PM ETThe 49ers and pass receiver Brandon Aiyuk reached agreement Thursday on a four-year, $120 million expansion that is going to contractually link him to San Francisco for the upcoming five seasons, sources said to ESPN's Adam Schefter.Aiyuk conjoins Miami Dolphins star Tyreek Mountain as the fifth-highest spent receiver with a mean yearly value of $30 thousand every season.Aiyuk, 26, had 75 catches for 1,342 yards and 7 touchdowns for the Niners last time.