Isistimu yokumiswa komoya iqukethe isiphethu somoya, esaziwa nangokuthi ipulasitiki/ama-airbags, irabha, kanye nesistimu yendiza, exhunywe ku-compressor yomoya, ama-valve, ama-solenoid, futhi isebenzisa izilawuli zikagesi. I-compressor iphampa umoya ube yimvunge eguquguqukayo, ngokuvamile eyenziwa ngerabha eqiniswe ngezindwangu. Umfutho womoya uvuthela izifutho, futhi ukhuphule i-chassis ukusuka ku-axle.