that's major BS. gewährleistungsrecht says otherwise. you should tell them you want wandlung and they need to reverse the contract as they already tried to fix the problem 3x and you still have a faulty product. also they can't charge you for fixing a faulty product. know your rights!
so there is this new, unreleased 520wh battery that will debut with the last, non updated bike of the sl family. anyone with more in depth knowledge if those are gonna be retrofittable on the other sl2 bikes?
duh, its a cube. if your dealer doesn’t thoroughly check it after delivery it‘s on him too. cubes are known for being “creatively built“ in their factory