Borussia Dortmund have reached an agreement with Sunderland to sign Jobe Bellingham, talkSPORT understands.The German giants will fork out an initial £27.8million fee plus £4.2m in potential add-ons, having had a previous bid in the region of £17m rejected.GettyJobe Bellingham is headed for the exit door at Sunderland[/caption]A 15 per cent sell-on clause has also been inserted into the deal.Bellingham is now poised to become Sunderland’s record sale as his transfer fee will eclipse the initial £25m Everton forked out to sign Jordan Pickford from the Black Cats in June 2017.By joining Dortmund, the 19-year-old will follow in the footsteps of his superstar brother Jude.The elder of the Bellingham brothers joined the Bundesliga outfit from Birmingham City as a 17-year-old in 2020 for £25m.He went on to win the German Cup in his first season on his way to making 132 appearances for Dortmund.Real Madrid ultimately made Bellingham the most expensive British player ever in 2023 by completing a £115m deal to sign him.Just two years on, he has already won five major trophies having lifted both LaLiga and the Champions League in his debut campaign.He also finished third in the 2024 Ballon d’Or rankings behind Madrid teammate Vinicius Junior and winner Rodri.Jobe’s imminent departure will bring an end to his two-season stay at the Stadium of Light.Like his brother, the 19-year-old came through the Birmingham City academy before he joined Sunderland in June 2023.The younger Bellingham brother will hope to emulate Jude’s feats at DortmundGettyHe went on to register 11 goals and four assists from 90 appearances for the club.Bellingham’s final contribution was returning Sunderland back to the Premier League as they recorded a thrilling 2-1 victory over Sheffield United in the play-off final.Despite the jubilation of promotion, Bellingham sent the rumour mill into overdrive when he flew to Germany just days after the triumph at Wembley to visit Eintracht Frankfurt.Bellingham’s trip to Germany was initially intended as more of a fact-finding mission as opposed to any advanced discussions taking place over a move.But with the news Dortmund are set to secure their man, it seems it was far more than just a quick visit.talkSPORT reported Dortmund was at the front of the queue for the younger Bellingham earlier in May after he had been recommended by the club’s UK scout Daniel Dodds, the brother of Wycombe Wanderers head coach Mike.Teenage star Jobe Bellingham won’t get a chance to play with Sunderland in the Premier LeagueGettyDodds coached Bellingham at Birmingham City and Sunderland, and has a good relationship with the family.Dortmund fans may not have to wait long to see Bellingham in action given the club will compete in the Club World Cup later this month.The German side have been drawn alongside Brazilian club Fluminense, South African outfit Mamelodi Sundowns and South Korean side Ulsan HD in the group stage.Dortmund’s Club World Cup campaign gets underway with a clash against Fluminense on June 17.