The Spanish club Sevilla has sold the footballer to the German club.
Idman.biz reports that Loik Bade will continue his career at Bayer Leverkusen.
A contract has been signed with the 25-year-old French defender for 33 million euros.
The German club will conduct medical examinations of Bade and Echeverri in the next 24 hours.
Idman.biz