The north London club have moved swiftly to activate the release clause in the Belgium international's contract and hope to wrap up a deal for the 25-year-old in the coming weeks

By Wayne Veysey | Chief Correspondent Arsenal have made a sensational £22 million bid for Marouane Fellaini can reveal.The Gunners have activated the release clause in the Everton midfielder's contract and are confident of wrapping up a deal for the 25-year-old in the coming weeks.Goal understands that Arsenal made the club-record bid on Wednesday, the same day that Roberto Martinez was appointed the new Everton manager.It is believed that Fellaini's buy-out clause is £22m for a top-four club, and £24m for a club that finishes outside the Champions League places.The Belgian has been consistently linked with Chelsea in the last 12 months and speculation of a switch to Manchester United has intensified since Dave Moyes' appointment last month.But Arsenal have made the first formal move for the Belgian in what is the first flexing of the London club's new-found muscle in the transfer market.The Gunners have the best part of £100millon to spend this summer in what represents the biggest transfer kitty in the club's history.The stunning swoop for Fellaini was made on the day that Everton chairman Bill Kenwright admitted the Merseysiders were vulnerable to offers for the versatile midfielder.Kenwright has promised new manager Martinez he will receive 100 per cent of any income from sales after the Spaniard signed a four-year deal to become Moyes' successor."He talked about a couple of new signings and he talked about the squad and asked 'Do they need to go?'," said Kenwright of his discussions with the 39-year-old. "I said 'No, they absolutely do not have to go' (although) there is one (Fellaini) that has a get-out, which everyone knows."Arsenal have already made moves for Swansea City defender Ashley Williams and QPR goalkeeper Julio Cesar, but their pursuit of Fellaini will send shockwaves through English football.Arsene Wenger is a long-time admirer of the Belgian, who joined Everton from Standard Liege in 2008 for a club-record £15m.He would bring a physical presence to the Arsenal ranks as well as a midfield versatility. Fellaini is on record as saying his favourite position is defensive midfield but he was used predominantly in an attacking role, supporting the main striker, last season.

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