US sales were mixed in May for the three models produced by Mercedes-Benz at its Vance, AL, auto factory.
Sales of the M-Class SUV totaled 1,928, a 15 percent slide from May 2010, the German automaker said June 1, according to the Birmingham News.
But sales rose 237 percent, to 873, for the R-Class crossover. Sales also rose 8.6 percent to 1,885 for the GL-Class full-size SUV.
Overall, a total of 18,886 Mercedes-brand vehicles were sold in the United States during May, a 2 percent rise from a year ago.