4x4 is made up of Captain Planet and Abortion. Captain Planet's real name is Sylvanus Dodji Jeoffrey. Abortion was christened Raphael Edem Avornyo. The 4x4 crew was first made up of these two and Ronnie Coches and Bright Bling Sparkles, the latter two have been known as Buk Bak on the Ghana music scene. Captain Planet is known to be the first person to rap in Akuapem and he also raps in Twi, Ga, Ewe, and Pidgin English.

Abortion, who is a ragga artiste, started rapping with a group called Kokorokoo which featured Ghana's premier Akuapem rapper, Pope Skinnie.