Iyi mashini irakwiriye cyane cyane kugerageza imiterere yubukanishi nko guhagarika umutima, kwikuramo, kunama, kogosha, gutanyagura, no gukuramo ibyuma, bitari ibyuma, nibicuruzwa.Irashobora gutahura amategeko agenga kugenzura imihangayiko, guhangayika, umuvuduko, nibindi. Igipimo ntarengwa cyimbaraga zipimishije, kumeneka imbaraga, gutanga umusaruro, amanota yo hejuru no hasi yumusaruro, imbaraga zingutu, imihangayiko itandukanye yo kuramba, kurambura gutandukanye, imbaraga zo kwikuramo, nibindi birashobora guhita ubarwa ukurikije GB, JIS, ASTM, DIN nibindi bipimo.Moderi ya elastike nibindi bipimo, imiterere yikizamini cya raporo ihita ikorwa, kandi raporo yikizamini umurongo irashobora gucapwa igihe icyo aricyo cyose.