EQUIPMENT/M777A2 Howitzer
M777A2 Howitzer
ARTILLERYCOMBAT PROVEN

M777A2 HOWITZER

M777A2
Towed Howitzer
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United States
North America
COUNTRY OF ORIGIN: USA
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OVERVIEW
MANUFACTURERBAE Systems
YEAR INTRODUCED2005
UNITS IN SERVICE1,100
UNITS PRODUCED1,100
UNIT COST$3.5M

The M777A2 is the world's most widely deployed 155mm towed howitzer, notable for its titanium-aluminum alloy construction making it 42% lighter than its M198 predecessor β€” light enough to be slung beneath a CH-47 Chinook helicopter. This air-mobility was critical in Afghanistan where roads were often impassable. The A2 variant added digital fire control β€” the DHCP (Digital Howitzer Control Panel) allows crews to compute firing solutions and receive fire missions via digital network, drastically reducing engagement time. When fired with the GPS-guided Excalibur projectile, the M777 achieves 2-meter CEP accuracy at 40 km range β€” comparable to precision-guided air weapons. Ukraine's M777s achieved remarkable effect in the Kharkiv counteroffensive, but also suffered losses to Russian counter-battery radar.

TECHNICAL SPECS

Crew
5
Weight
4.218 tonnes
Caliber
155mm / L39
Length
10.7 m (in action)
Max Range
30 km (standard M107 shell), 40 km (Excalibur GPS-guided round)
Rate Of Fire
4 rounds/min sustained, 7 rounds/min burst
Muzzle Velocity
827 m/s
Elevation
-5Β° to +70Β°
Traverse
45Β° left/right
Towing
CH-47 Chinook helicopter; HMMWV or LMTV truck
Titanium Construction
Ti-6Al-4V titanium alloy frame β€” 42% lighter than M198

COMBAT HISTORY

Afghanistan (2005–2021): mountain artillery support. Iraq. Ukraine (2022–present): US donated 108 M777A2s in 2022 β€” among the first major Western heavy weapons transfers, used in Kharkiv counteroffensive.