Lampard has put new contract talks on-hold until the summer and Terry told Icon magazine: "You need an English backbone; one with that force, that togetherness, that pulling together. It's why Arsenal might still come up short in the run-in.
"It's vital Frank stays. After the season has finished we need to get Frank sat down and agreeing a new deal.
"He is Chelsea now, the fans love him and you couldn't go out and replace him."