49ers, Kyle Juszczyk agree to five-year, $27 million extension FacebookTwitterEmail 1of2 The 49ers’ Kyle Juszczyk will keep his title as the NFL’s highest-paid fullback.Alex Gallardo / Associated PressShow MoreShow Less 2of2 San Francisco 49ers’ Kyle Juszczyk jumps over the goal line in the second quarter during Super Bowl LIV between the San Francisco 49ers and the Kansas City Chiefs at Hard Rock Stadium on Sunday, Feb. 2, 2020 in Miami Gardens, Fla.Scott Strazzante / The ChronicleShow MoreShow Less Kyle Juszczyk, an economics major at Harvard, will continue to earn more than most of his Crimson classmates. On Sunday, a day before the soft launch of free agency, the 49ers got a contract extension done with their do-it-all, Pro Bowl fullback that allows him to retain this title: the NFL’s highest-paid player at his position.