The SLK R171 was a step up from the successful R170 with its newer and beefier power plants. Slightly longer and wider, it comes with an almost 50 percent increase in torsional rigidity with the roof down. Its interior is more up market and with the SLK55 AMG it offered the first V8 in its class. This 210-page book was last updated in March 2017 and gives you all the facts about the R171. These are some of the topics covered: