Hi, 
 
	Looking to buy a 2010+ X5
 
	Prefer the 2010 shape to the 2014 model, but the 2014 has a nicer interior.
 
	Looking for a black one, around the 65K mileage mark, and prefer the 40D.
 
	Do these need timing chain replacements? Is this something I should be looking for.
 
	Thanks