Chrysler using alot of Mercedes-Benz parts in late models?

If Chrysler and Mercedes-Benz divorced back in 06, why Chrysler using more Mercedes-Benz parts on their later model cars (Mostly Mercedes seats)?

2010 Chryselr sebring has seats similar to the MB c-class

2011 Jeep Cherokee has seats similar to the MB m-class

2010 Dodge Journey has seats similar to MB r-class also Chrysler using them smart key fobs like Mercedes