The phrase "powertrain configuration" refers to how the different parts of a vehicle's power system are arranged or designed. It includes components like the engine, transmission, driveshaft, and axles. Full definition
The 2017 S - Class is offered in a variety of high performance powertrain configurations associated with the different models in the lineup. (mercedeshoffman.com)
The vehicle's long wheelbase and powertrain configuration allow the wheels to be placed at the far corners of the vehicle. (theautochannel.com)