EF-4 bụ ngwaahịa na-eduga na JCT. A na-ejikarị ya na mpaghara mgbasa ozi. EF-4 na JCT dị ka BMW MINI, maara ihe ma ọ bara uru ma ama. Ndị ahịa na-eji EF-4 moded trailer trailer na-adọkpụ iji kwalite ihe omume egwuregwu, iji kwalite nkwalite ụgbọ ala, na ịkwalite ngwaahịa ọhụrụ.

Ndị ahịa si New Zealand chepụtara trailer n'ụzọ nke ha. Ha na-echekwa etiti igbe ahụ. Dị iche na mgbasa ozi ọdịnala, ekwentị na-adọkpụ nwere ike igosipụta vidiyo, nke na-agbanwe agbanwe ma mara mma. Ọ baara ọtụtụ uru. Biko egbula oge ịkpọtụrụ anyị maka nkọwa ndị ọzọ.