The wheel arrangement for the Ural-4320 was designed for transporting cargo, people and trailers on all types of roads and terrain. It also serves as a launching platform for the BM-21 "Grad" rocket launcher. ###>Utilisé pour le transport de marchandises, de personnel ou pour tracter divers matériels, il sert également de plateforme de lancement de roquettes sous la désignation de BM-21"Grad".