It's just the model and chassis designation. The major overall identifier for that model.
C-Class, E-Class (sedans), R-Class (crossover SUV), M-Class (SUV) G-Class (large SUV) and S-Class (flagship models)
Mercedes-Benz C-Class was created in 1993.
The 2007 Mercedes-Benz C-Class has a V6 engine.
The 2011 Mercedes-Benz C-Class has a V6 engine.
The 2013 Mercedes-Benz C-Class has 16 valves.
The 2007 Mercedes-Benz C-Class has 24 valves.
The 2006 Mercedes-Benz C-Class has 24 valves.
The 2014 Mercedes-Benz C-Class has 16 valves.
The 2004 Mercedes-Benz C-Class has 16 valves.
The 2009 Mercedes-Benz C-Class has 24 valves.
The 2010 Mercedes-Benz C-Class has 24 valves.
The 2008 Mercedes-Benz C-Class has 24 valves.
The 2009 Mercedes-Benz C-Class has a V6 engine.