M-1978 (KOKSAN) 170mm self propelled (SP) gun
The M-1978 (KOKSAN) 170mm self propelled (SP) gun, of North Korean design and manufacture, is probably mounted on a T-54 chasis. The M-1978 Koksan gun was first noted in a parade in 1985.
Specifications
Max Range 40,000 m Max Rate of Fire 1-2 rds per 5 min (estimate) Max Speed 40 km/hr approx Road Range 300 km approx 
Sources and Resources