Toyota Cressida 2.0 (negotiable)

I am selling my project car I bought this car with the intentions to bring it back to life not know the financial muscle that one must so due to finances I am unable to complete the project the car runs the only issue it’s facing is the alternator it’s not charging the battery so I don’t know if it’s the brushes or the alternator has to be changed I have changed the following: Brand new carburettorBatteryNew starterFull serviceWorked on the engine head new gasket and rings New fuel filter and fuel pump I put new suspension in the front All that’s left is there brake shoes and alternator or brushes