The 2S35 Koalitsiya-SV Self-Propelled Gun system is set to succeed the late-Cold War-era 2S19 MSTA-S vehicle line in the Russian Army. The 2S35 Koalitsiya-SV self-propelled artillery system. The 152 mm 2S19 MSTA-S self-propelled howitzer is designed to defeat sheltered and uncovered manpower, weapons and materiel to division level. It is a beast.. Hope you enjoy! --------------Ple. What the inside of a 2S3 Akatsiya self-propelled artillery Gun turret and drivers station looks like. Like Us for more