<prompt> Human: Box 3 and 4 on my W-2 shows mu social security wages SS tax withheld. Will contributing to a traditional 401k opposed to a roth lower my SS wages and as a result my SS taxes? What about medicare wages and tax box 5 and 6.If they do lower those taxes, do I somehow end up paying those taxes when I withdraw from the traditional 401k, or can I advert those taxes forever?  <response>: No, No, No, No 