The medium- and heavy-duty independent aftermarket slipped by 1.5 percent in the United States last year, MacKay & Company (HDAW) announced last week at Heavy Duty Aftermarket Week (HDAW) 2017.
The company expects that number to trend back into positive territory this year, but even with good vibes on the horizon there are still many factors causing concern for aftermarket business as we head deeper into the year.
