 On the forward part of the ship, the twin SS-N-14 ASW missile launcher was replaced with 8 octuple SA-N-9 surface-to-air missile vertical launchers (planned, but not installed).On the aft part, a single twin AK-130 130 mm gun, similar to the guns used on "Slava" and "Sovremennyy", was used instead of two 100 mm guns.Near the flight deck, the 30 mm CIWS cannons were moved to the aft superstructure and replaced with place for 8 octuple SA-N-9 vertical launchers (not installed).