Profile
- Type
- 155 mm towed howitzer
- Conflict side
- Ukraine
- Origin
- United States / United Kingdom
- Service note
- Modern NATO artillery
Artillery
M777
A lightweight 155 mm howitzer supplied by Western partners. It gave Ukrainian artillery units broader access to NATO-standard ammunition and precision-capable fire missions.
- Conflict side
- Ukraine
- Built by
- BAE Systems
- Built in
- United StatesUnited Kingdom
Service History
- Used by
- Ukrainian Armed Forces
Production History
- Built by
- BAE Systems
- Built in
- United StatesUnited Kingdom
Specifications
- Crew
- About 7-8
- Caliber
- 155 mm / 39 caliber
- Range
- 24.7 km unassisted; about 30 km rocket-assisted; longer with precision rounds
- Mobility
- Towed; transportable by truck, helicopter, and cargo aircraft
- Rate of fire
- Up to about 5 rounds/min maximum; about 2 rounds/min sustained
Conflict Usage
- Russia-Ukraine War
- Side: Ukraine
Supplied by Western partners to Ukrainian artillery units for NATO-standard 155 mm ammunition and precision-capable fire missions.
M777 Images
Related Weapon Systems
FH70155 mm towed howitzerThe FH70 is a jointly developed British-West German-Italian 155 mm L/39 towed howitzer with an auxiliary power unit for limited self-movement. In Ukrainian service it added another NATO-standard tube-artillery option alongside M777 and CAESAR systems, giving Ukrainian artillery units a 155 mm platform documented at the front from 2022.
AHS Krab155 mm tracked self-propelled howitzerThe AHS Krab is a Polish 155 mm tracked self-propelled howitzer built by Huta Stalowa Wola around a NATO-standard 52-caliber gun, an armored tracked chassis, and modern fire-control equipment. In Ukrainian service it gives artillery units a mobile Western-caliber gun able to fire standard 155 mm ammunition, displace after missions, and operate in counter-battery-threatened sectors of the Russia-Ukraine War..jpg?width=480)
CAESAR155 mm truck-mounted howitzerA wheeled self-propelled artillery system known for mobility and fast displacement after firing. It fits Ukraine's need for accurate fires that can quickly evade counter-battery threats.
M109A6 Paladin155 mm tracked self-propelled howitzerThe M109A6 Paladin is a U.S. 155 mm tracked self-propelled howitzer that added onboard navigation, automatic fire-control, digital communications, and improved crew protection to the M109 family. In Ukraine, the Paladin represents a U.S.-supplied NATO-standard artillery system for mobile indirect fire, paired in the 2023 aid package with ammunition support vehicles for sustained gun-line operations.
PzH 2000155 mm self-propelled howitzerA heavily automated tracked howitzer with high rates of fire and long-range capability. Ukraine received it from European partners for precision and high-volume artillery work.
AGM-88 HARMAir-to-surface anti-radiation missileThe AGM-88 HARM is a U.S. high-speed anti-radiation missile built to home on radar emissions from enemy air-defense systems. In the Russia-Ukraine War, U.S.-supplied HARMs gave Ukrainian aircraft a suppression-of-enemy-air-defenses weapon for forcing or striking Russian radar systems despite the missile's original integration with Western aircraft.Sources
M777 Lightweight Towed HowitzerPublisher: BAE Systems | Note: Supports general system specifications and background. | Accessed: 2026-06-19M777 Ultralightweight Field HowitzerPublisher: Army Technology | Note: Supports additional system background. | Accessed: 2026-06-19M777 HowitzerPublisher: Military.com | Note: Supports additional system background. | Accessed: 2026-06-19Fact Sheet on U.S. Security Assistance to UkrainePublisher: U.S. Department of Defense | Note: Supports Russia-Ukraine War military aid context for 155 mm howitzers supplied to Ukraine. | Accessed: 2026-06-19