- Installation of auxiliary armour shields on the vehicle side and rear to increase protection against damaging effect of enemy weapons
- Installation of antimine bottom plates on the hull bottom to increase protection of the personnel and power plant compartment against antipersonnel and antitank mines
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- Installation of driver's and commander's seats fixed to the side to increase protection of the driver and commander against explosions of antipersonnel mines
- Introduction of KBM-2 air conditioner to ensure comfortability for crew and troopers at ambient temperature up to +50°C
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