DF-31AG

🇨🇳China
CASIC
2017 – Present
Overview
DF-31AG is a Chinese road-mobile solid-fuel intercontinental ballistic missile variant intended to improve survivability of China's strategic missile force.
Specifications

General

Range Km11,200 km
Speed Kmh25,000 km/h

Other

HardenedNo
Sim Kindicbm
Yield Kt1,000
Warheads Per Vehicle1
Research Notes

Mobile ICBM variant intended to strengthen survivable land-based deterrence

high

DF-31AG is important because it reflects China emphasis on mobile, solid-fuel strategic missiles.

DF-31AG is generally discussed as an improved road-mobile member of the DF-31 ICBM family. Its importance lies in survivability: a mobile launcher can disperse, hide, and complicate an adversary counterforce plan.

Solid-fuel missiles also reduce some launch-preparation burdens compared with older liquid-fuel systems. But mobility is not automatic survivability. It requires trained units, secure communications, protected movement, camouflage, logistics, and command discipline.

For HiWars, DF-31AG should be presented as part of China evolving land-based nuclear deterrent, with emphasis on mobility and command-and-control rather than a single range figure.

Road mobility creates both concealment and coordination challenges

high

A mobile ICBM is harder to target, but the force must manage communications, security, route planning, and launch authorization.

Road-mobile ICBM forces are designed to make targeting harder. Launchers can leave garrisons, use prepared operating areas, and exploit concealment. This can increase confidence that some missiles would survive a first strike.

The same mobility also creates operational demands. Units need reliable communications while dispersed, protection from surveillance and special operations threats, maintenance support, and strict procedures that prevent loss of control.

A richer page should explain this tradeoff. DF-31AG is not just a truck-mounted missile; it is a mobile strategic force package.

Part of the transition from a small retaliatory force toward a more flexible posture

high

DF-31AG helps illustrate how China has been diversifying the land-based leg of its nuclear forces.

China older nuclear posture was often described as smaller and more limited than the U.S. or Russian arsenals. Systems such as DF-31AG show a move toward more survivable, flexible, and diverse strategic delivery options.

That trend matters for crisis stability. More mobile launchers can strengthen retaliation confidence, but they also increase the importance of early warning, command procedures, and escalation management during a crisis.

For HiWars, DF-31AG should be linked to DF-31, DF-41, PLA Rocket Force modernization, and the broader shift in Chinese nuclear planning.

Sources & References
Global Inventory
CountryQuantityDescription
🇨🇳China
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