Mercedes-Benz announced that its new ultra-efficient nine-speed gearbox , which it currently only offers in the V6 diesel E-Class, will eventually become available on most of their rear- and all-wheel driven models. However, not all geographical areas will be getting it in the same cars at the same time. According to Edmunds , in the US, the first vehicle to be equipped with this transmission is the sleek CLS . Read more »
