Jikin mota gabaɗaya yana da ginshiƙai uku, ginshiƙi na gaba (A ginshiƙi), ginshiƙi na tsakiya (Shafin B), ginshiƙin baya (Shafin C) daga gaba zuwa baya.Don motoci, ban da goyon baya, ginshiƙi kuma yana taka rawar ƙofar ƙofar.
Rukunin gaba shine ginshiƙin haɗin gaba na hagu da dama wanda ke haɗa rufin zuwa gidan gaba.Rukunin gaba yana tsakanin injin injin da jirgin, sama da madubin hagu da dama, kuma zai toshe wani bangare na jujjuyawar ku, musamman don jujjuyawar hagu, don haka ana tattaunawa akai.
Har ila yau, dole ne a yi la'akari da kusurwar da ginshiƙi na gaba ya toshe ra'ayin direba yayin la'akari da lissafin gaba.A karkashin yanayi na al'ada, layin gani na direba ta hanyar gaba na gaba, madaidaicin madaidaicin binocular na jimlar shine digiri 5-6, daga jin daɗin direban, ƙaramin kusurwar haɗin gwiwa, mafi kyau, amma wannan ya haɗa da taurin gaban shafi na gaba. , Ba wai kawai don samun wani nau'i na geometric don kula da tsayin daka na gaba ba, amma har ma don rage tasirin tasirin gani na direba, matsala ce mai cin karo da juna.Dole ne mai zane ya yi ƙoƙarin daidaitawa biyu don samun sakamako mafi kyau.A 2001 North American Auto Show, Volvo na Sweden ya ƙaddamar da sabuwar dabarar motar SCC.An canza ginshiƙi na gaba zuwa tsari mai haske, an lulluɓe shi da gilashin haske ta yadda direba zai iya ganin duniyar waje ta cikin ginshiƙi, ta yadda makaho na filin hangen nesa ya ragu zuwa mafi ƙanƙanci.
