Шестерня трансмиссии Komatsu PC180, PC190, PC200, BP500, BR200J, BR200S, BR200T, BR250RG, BR300J, BR300S, BR310JG, BR350JG, BR380JG, CS360, CS360SD, HB205, HB215, PC100L, PC160, 20Y-27-22120, 20Y2722120