If you're searching for a reliable car at the fraction of the cost, the Mercedes-Benz SLC fits the bill. Basically new, this car is in its prime. How much does the 2017 Mercedes-Benz SLC cost? $50,920 With only 22,819 miles, it has plenty of life left in the tank. Its a4-Cylinder Iridium Silver Metallic car that makes road trips pleasant again. Interested in the 2017 Mercedes-Benz SLC? Contact Mercedes Benz of Gilbert and schedule a test drive.