Iziphethu ze-Torsion ziyingxenye ebalulekile yesistimu yokulinganisa iminyango yegaraji. Lolu hlelo luvumela iminyango yegaraji ukuthi ivuleke futhi ivale ngaphandle kokusebenzisa amandla amakhulu. Uma uvula umnyango wegalaji ngesandla, ungase ubone ukuthi ulula kunalokho okufanele ukale umnyango wegaraji. Umnyango wegaraji olinganiselayo kahle nawo uhlala endaweni kunokuba ubuyele phansi uma uwudedela ngemva kokuwuphakamisa phakathi nendawo. Lokhu kungenxa yomnyango wegalaji we-torsion springs, otholakala ku-counterbalance system ngaphezulu.