The Trident was built in two variants: the I (C4) UGM-96A and II (D5) UGM-133A; however, these two missiles have little in common.
Trident dibangun dalam dua varian: I (C4) UGM-96A dan II (D5) UGM-133A; namun, dua rudal itu memiliki sedikit kesamaan.