Analysis of information sources in references of the Wikipedia article "۲اس۳۵ کوالیتسیا-اسوی" in Persian language version.
It has unmanned turret and is armed with a 152 mm gun. (...) For export customers the 2S35 Koalitsiya-SV can be fitted with a 155 mm gun which is compatible with standard NATO ammunition.
It has unmanned turret and is armed with a 152 mm gun. (...) For export customers the 2S35 Koalitsiya-SV can be fitted with a 155 mm gun which is compatible with standard NATO ammunition.