You searched for: “powertrain
powertrain (s) (noun), powertrains (pl)
All the moving parts that connect an engine to the point at which work is accomplished: A powertrain is specifically the interconnected set of components driving the wheels to propel a motor vehicle, including the engine, transmission, drive shaft, and differential.

This entry is located in the following unit: poten-, pot-, poss-, -potent, -potence, -potency, -potential + (page 6)