BMW Series III has no LSD, so it needs to be modified by itself. Since 2007, BMW has made internal changes to the rear differential of some models. For example, the rear differential of E90/9 1 Handwave 335i (automatic wave is unaffected) appeared after February 2007. The original design used screws to tighten the crown gear, but now it is welded.
BMW X3 is a unique SUV, which introduces the concept of a brand-new SUV sport utility vehicle and is equipped with BMW patented xDrive intelligent all-wheel drive system. BMW X3 combines the unique shape proportion of sport utility vehicle with classic and innovative design, which is fresh and young, and also emphasizes the design characteristics of BMW brand, which is powerful.