Q4

ʻO ka Q4 ka Alfa Romeo kaʻa huila holoʻokoʻa e hāʻawi mau a me ka ikaika o ka hoʻokaʻawale ʻana o ka traction i ʻehā huila mahalo i ʻekolu mau ʻokoʻa (Torsen C type kikowaena paʻa ponoʻī a me ka axle hope i hoʻokaʻawale ʻole ʻia. no laila e loaʻa ai kahi kiʻekiʻe kiʻekiʻe o ka palekana hana.

Hāʻawi pū ka ʻōnaehana i ka traction maikaʻi loa i nā kūlana traction āpau e ka kaomi ʻana i nā skidding. Nā ʻōnaehana uila i hoʻohui ʻia: VDC, ka mea e hōʻoiaʻiʻo ai (hoʻoponopono skid), MSR (Motor Schleppmoment Regelung), ka mea e kaohi i ka mana ʻenekini me ka ʻōnaehana anti-skid ASR (Anti Slip Regulation).

Ma ke ʻano he ʻōnaehana hoʻokele wili ʻehā, he ʻōnaehana palekana overactive ia.