The 49ers have made it official with George Kittle, announcing that the tight end has signed a four-year extension with the club on Tuesday morning.

There is a new highest-paid tight end in the NFL. That title now belongs to George Kittle, who agreed to a mammoth four-year contract extension with the San Francisco 49ers, according to the "Bussin' With The Boys" podcast, CBS Sports NFL insider Jonathan Jones confirms.

The San Francisco 49ers signed tight end George Kittle to a four-year, $76.4 million contract extension, a source familiar with the agreement told UPI on Tuesday.