The Chun-Mu LRMRS comprises two pods of six 239 mm solid propellant rockets fitted with high-explosive (HE) warheads and a GPS/inertial navigation system (INS).
Whereas the K136 Kooryong is fitted to an unprotected KM809A1 6×6 platform and has a maximum range of 36 km. The Chun-Mu LRMRS has a range of over 80 km and is launched from a Doosan DST 8×8 cross-country platform. This has a protected crew cab, nuclear, biological and chemical (NBC) system, computerised fire-control system (FCS), and position navigation unit (PNU). It also has independent suspension with a central tyre inflation system and run-flat inserts.
