Armored Vehicles

MT-LBu

Also known as
  • MTLBu
  • MT-LBU
  • M1974
  • ACRV M1974
  • Ob'yekt 10
  • Object 10

The MT-LBu is a Soviet amphibious tracked armored carrier and specialist chassis derived from the MT-LB family. Its higher hull, longer seven-road-wheel chassis, and 300 hp YaMZ diesel engine gave armies more internal volume and payload margin for command posts, artillery fire-control vehicles, radar carriers, electronic-warfare systems, and later battlefield conversions in conflicts such as the 2014 Russia-Ukraine War.

MT-LBu, Amphibious tracked armored carrier and specialist chassis, Armored Vehicles
Image source: Commons Bulgarian MT-LBu Image

Role in Conflicts

Profile / Specs

Profile

Origin
Soviet Union
Type
Amphibious tracked armored carrier and specialist chassis
Service note
Cold War design, in service from the early 1970s to the present
Designer
Kharkiv Tractor Plant
Designed
Late 1960s
Produced
Early 1970s onward
Number built
About 4,000 vehicles according to Army Recognition

Specifications

Crew and capacity
2 crew plus 6 troops in the basic carrier configuration
Armament
Normally unarmed as a base chassis; some variants carry 7.62 mm or 12.7 mm machine guns, turrets, radar, command, or electronic-warfare equipment
Weight
About 11,500 kg in Army Guide and Army Recognition data; some references list heavier mission configurations
Dimensions
Length about 7.2 m; width 2.85 m; height about 2.1 m
Engine
YaMZ-238N or YaMZ-238-series V-8 diesel, about 300 hp
Mobility
About 61.5-62 km/h road speed, 6 km/h water speed, and 500 km road range
Chassis
Torsion-bar suspension with seven road wheels per side
Protection
Light armor against small-arms fire and shell splinters; Army Recognition lists 3-10 mm steel protection
Payload and towing
Can carry up to about 4,000 kg of equipment or tow up to 6,500 kg
Longer MT-LB-Family Chassis

The MT-LBu differs from the baseline MT-LB by using a higher hull, a lengthened seven-road-wheel chassis, and a 300 hp diesel engine. That extra volume and payload margin made it a frequent base for command posts, artillery fire-control vehicles, radar carriers, electronic-warfare systems, and later battlefield conversions.

Family role

Specialist chassis for command, radar, signals, electronic-warfare, artillery-support, and troop-carrier adaptations.

Recognition cue

Seven road wheels per side, compared with six on the baseline MT-LB.

Common tradeoff

The chassis provides amphibious mobility and volume for equipment, but protection remains light and role-specific vehicles depend heavily on their mission electronics or mounted combat module.

Variants

The MT-LBu is best treated as the longer specialist chassis inside the MT-LB family rather than as one fixed combat fit. Public references use it as the base for artillery command vehicles, radar and electronic-warfare carriers, signals vehicles, and later wartime combat conversions.

VariantConfigurationDesignation notes
1V12(M) Mashina-S/Faltset fire control system, Tracked artillery command and fire-control system, Support Equipment1V12 Mashina / 1V12M FaltsetArtillery command and fire-control system

Army Recognition lists the 1V12 Mashina set among MT-LBu variants, and FAS describes the ACRV M1974 family as artillery command and reconnaissance vehicles in self-propelled howitzer battalions.

Sources: Army Recognition MT-LBu, FAS MT-LBu ACRV M1974

1V14 battery command and forward observer vehicle, Artillery battery command and forward observer vehicle, Support Equipment1V14 battery command and forward observer vehicleBattery command-observation vehicle

FAS identifies the IV14/IV15 ACRV M1974 command vehicles as the battery and battalion command-observation branch of the MT-LBu-based artillery command family.

Sources: FAS MT-LBu ACRV M1974

1V15 command and forward observer vehicle, Artillery battalion command and forward observer vehicle, Support Equipment1V15 command and forward observer vehicleBattalion command-observation vehicle

FAS identifies the IV14/IV15 ACRV M1974 command vehicles as the battery and battalion command-observation branch of the MT-LBu-based artillery command family.

Sources: FAS MT-LBu ACRV M1974

1V16 artillery command vehicle, Artillery battalion fire-direction and command-staff vehicle, Support Equipment1V16 artillery command vehicleBattalion fire-direction vehicle

FAS describes the IV16 ACRV M1974 branch as a battalion fire-direction center that probably carried an electronic field-artillery computer.

Sources: FAS MT-LBu ACRV M1974

R-381T TaranSignals-intelligence and electronic-warfare system

Army Recognition and The War Zone describe Taran and Taran-M vehicles as MT-LBu-based SIGINT or electronic-warfare systems.

Sources: Army Recognition MT-LBu, The War Zone Taran-M Capture

1RL239/1RL239M ARK-1/ARK-1M Rys counter-battery radar, Tracked artillery-locating counter-battery radar, Electronic Warfare1RL239/1RL239M ARK-1/ARK-1M RysArtillery reconnaissance radar carrier

The MT-LBu variant list includes the ARK-1 artillery locating radar family, and the linked catalog record covers the 1RL239/1RL239M ARK-1/ARK-1M Rys system.

Sources: MT-LBu Wikipedia

1L219 Zoopark-1Artillery reconnaissance radar carrier

Army Recognition lists 1L219 Zoopark-1 as an MT-LBu-family artillery reconnaissance radar vehicle; no linked Zoopark record was present during this pass.

Sources: Army Recognition MT-LBu

MT-LBu-Based Systems

The MT-LBu shares the MT-LB family lineage but is the larger specialist chassis used when command, radar, fire-control, or electronic-warfare bodies need more internal volume.

Compatible itemItem typeCompatibility evidence
MT-LB, Amphibious tracked armored personnel carrier and artillery tractor, Armored VehiclesMT-LBBaseline armored tractor and carrier

MT-LBu references describe it as a larger, unarmed, lengthened derivative of the MT-LB, with a higher hull and seven road wheels per side.

Sources: MT-LBu Wikipedia, Army Recognition MT-LBu

1V15 command and forward observer vehicle, Artillery battalion command and forward observer vehicle, Support Equipment1V15 command and forward observer vehicleArtillery command-observation vehicle

The linked 1V15 record covers one of the MT-LBu-based ACRV M1974 artillery command vehicles used for battalion command and observation.

Sources: FAS MT-LBu ACRV M1974

1V14 battery command and forward observer vehicle, Artillery battery command and forward observer vehicle, Support Equipment1V14 battery command and forward observer vehicleBattery command-observation vehicle

FAS identifies the 1V14/1V15 ACRV M1974 vehicles as the command-observation branch of the MT-LBu-based artillery command family.

Sources: FAS MT-LBu ACRV M1974

1V12(M) Mashina-S/Faltset fire control system, Tracked artillery command and fire-control system, Support Equipment1V12(M) Mashina-S/Faltset fire control systemArtillery fire-control vehicle set

Army Recognition lists the 1V12 Mashina fire-control system as an MT-LBu variant set used with Soviet self-propelled artillery units.

Sources: Army Recognition MT-LBu

1V16 artillery command vehicle, Artillery battalion fire-direction and command-staff vehicle, Support Equipment1V16 artillery command vehicleBattalion fire-direction vehicle

The 1V16 branch of the ACRV M1974 family functioned as the battalion fire-direction center in the same MT-LBu-based artillery command family.

Sources: FAS MT-LBu ACRV M1974

1RL239/1RL239M ARK-1/ARK-1M Rys counter-battery radar, Tracked artillery-locating counter-battery radar, Electronic Warfare1RL239/1RL239M ARK-1/ARK-1M Rys counter-battery radarCounter-battery radar vehicle

The ARK-1 artillery locating radar appears in MT-LBu variant lists, and the linked catalog entry covers the 1RL239/1RL239M ARK-1/ARK-1M Rys radar vehicle.

Sources: MT-LBu Wikipedia

Why the larger chassis matters

The seven-road-wheel hull, stronger engine, amphibious mobility, and specialist-body volume explain why MT-LBu derivatives keep appearing as command, radar, signals, electronic-warfare, and improvised combat vehicles.

Sources: MT-LBu Wikipedia, Army Recognition MT-LBu

Timeline

MT-LBu Key Events

  1. ACRV M1974 observed

    FAS notes that the MT-LBu-based ACRV M1974 artillery command and reconnaissance vehicle family was first observed in 1974 and introduced with Soviet self-propelled howitzer units.

    Sources: FAS MT-LBu ACRV M1974

  2. Iraqi MT-LBu vehicles photographed after Desert Storm

    U.S. military public-domain imagery documented captured Iraqi MT-LBu vehicles after Operation Desert Storm.

    Sources: Commons Captured Iraqi MT-LBu 2, Commons Captured Iraqi MT-LBu 3, Commons Captured Iraqi MT-LBu Rear

  3. Nagorno-Karabakh captured vehicle listed

    Oryx listed an Armenian-side MT-LBu captured during the 2020 Nagorno-Karabakh war.

    Sources: Oryx Nagorno-Karabakh Losses

  4. Taran-M capture reported in Ukraine

    The War Zone reported the Ukrainian capture of a Russian R-381T2M Taran-M SIGINT vehicle in Kharkiv Oblast and identified the Taran family as MT-LBu-based.

    Sources: The War Zone Taran-M Capture

Media

MT-LBu Videos

MT-LBu Images

MT-LBu, Amphibious tracked armored carrier and specialist chassis, Armored Vehicles - view 1
Source: Commons Captured Iraqi MT-LBu 2
MT-LBu, Amphibious tracked armored carrier and specialist chassis, Armored Vehicles - view 2
Source: Commons Captured Iraqi MT-LBu 3
MT-LBu, Amphibious tracked armored carrier and specialist chassis, Armored Vehicles - view 3
Source: Commons Captured Iraqi MT-LBu 2
MT-LBu, Amphibious tracked armored carrier and specialist chassis, Armored Vehicles - view 4
Source: Commons MT-LBu S Kyiv Image
Related Weapon Systems
MT-LB with 14.5 mm BPU-1 turret, Improvised tracked armored fire-support vehicle, Armored VehiclesArmored VehiclesMT-LB with 14.5 mm BPU-1 turretImprovised tracked armored fire-support vehicleThe MT-LB with 14.5 mm BPU-1 turret is an improvised armored fighting vehicle that places a conical BPU-1 machine-gun turret, normally associated with BRDM-2 and BTR-family vehicles, onto the Soviet MT-LB tracked carrier. Open-source loss records document both Russian and Ukrainian examples in the 2014 Russia-Ukraine War, making the vehicle a narrow but useful example of how both sides converted available armored chassis into heavier direct-fire platforms.
MT-LB with 100 mm MT-12 anti-tank gun, Improvised tracked self-propelled anti-tank gun, ArtilleryArtilleryMT-LB with 100 mm MT-12 anti-tank gunImprovised tracked self-propelled anti-tank gunThe MT-LB with 100 mm MT-12 anti-tank gun, often called MT-LB-12, is a Ukrainian improvised self-propelled gun that places a Soviet MT-12 Rapira towed anti-tank gun on the rear of an MT-LB tracked armored vehicle. Public reporting shows the concept emerging in 2022 with Ukrainian Kraken and Territorial Defense-linked examples, trading the towed gun's normal setup time for a more mobile direct-fire and support-fire platform with limited crew protection.
1V15 command and forward observer vehicle, Artillery battalion command and forward observer vehicle, Support EquipmentSupport Equipment1V15 command and forward observer vehicleArtillery battalion command and forward observer vehicleThe 1V15 is the battalion commander's mobile command-observation vehicle in the Soviet 1V12 Mashina-S artillery fire-control family. Built on the MT-LBu tracked chassis, it combines observation, rangefinding, navigation, communications, and fire-control equipment so an artillery battalion commander can reconnoiter targets, coordinate with supported maneuver units, and direct battalion fire from a protected forward post. Russian 1V15 losses are visually documented from the 1994 First Chechen War, and Russian and Ukrainian 1V15-family vehicles are documented in the 2014 Russia-Ukraine War through loss and capture records.
MT-LB with 25 mm 2M-3 naval gun, Improvised tracked self-propelled anti-aircraft gun, Air DefenseAir DefenseMT-LB with 25 mm 2M-3 naval gunImprovised tracked self-propelled anti-aircraft gunThe MT-LB with 25 mm 2M-3 naval gun is a Russian improvised weapons carrier that combines the Soviet MT-LB tracked armored tractor with a twin 25 mm 2M-3 or 2M-3M naval anti-aircraft mount. Open-source reporting and Russian loss documentation tie the conversion to the full-scale 2014 Russia-Ukraine War, where it appears as a short-range air-defense and direct-fire adaptation rather than a standardized factory combat vehicle.

Sources

MT-LBu WikipediaPublisher: Wikipedia | Note: Starting reference for MT-LBu identity, Ob'yekt 10 designation, MT-LB family relationship, manufacturer, broad variant list, baseline dimensions, engine, mobility, and operators. | Accessed: 2026-07-02Army Recognition MT-LBuPublisher: Army Recognition | Note: Supports MT-LBu description as a larger MT-LB derivative, seven-road-wheel chassis, payload and towing figures, unarmed base configuration, major specialist variants, mobility, dimensions, armor, and production-scale context. | Accessed: 2026-07-02Army Guide MT-LBUPublisher: Army Guide | Note: Supports manufacturer attribution and technical data including weight, crew, engine power, road speed, water speed, range, and engine family. | Accessed: 2026-07-02Army Guide Kharkov Tractor FactoryPublisher: Army Guide | Note: Supports Kharkiv/Kharkov Tractor Factory as a producer of MT-LBU and other MT-LB-family vehicles. | Accessed: 2026-07-02FAS MT-LBu ACRV M1974Publisher: Federation of American Scientists | Note: Supports ACRV M1974 first-observed context, artillery command and reconnaissance roles, seven-road-wheel hull description, and 1V13/1V14/1V15/1V16 family distinctions. | Accessed: 2026-07-02Commons Bulgarian MT-LBu ImagePublisher: Wikimedia Commons | Note: Image provenance for a Bulgarian Army MT-LBu photographed during 2006 Army Day parade preparations and licensed CC BY 2.5 with Kiril Kapustin attribution. | Accessed: 2026-07-02Commons Captured Iraqi MT-LBu 2Publisher: Wikimedia Commons | Note: Supports 1990 Gulf War direct conflict-use and image provenance: public-domain front view of an Iraqi MT-LBu captured during Operation Desert Storm. | Accessed: 2026-07-02Commons Captured Iraqi MT-LBu 3Publisher: Wikimedia Commons | Note: Supports 1990 Gulf War direct conflict-use and gallery provenance: public-domain rear view of an Iraqi MT-LBu captured during Operation Desert Storm. | Accessed: 2026-07-02Commons Captured Iraqi MT-LBu RearPublisher: Wikimedia Commons | Note: Supports 1990 Gulf War direct conflict-use and gallery provenance: public-domain image of a Marine looking into a captured Iraqi MT-LBu after Operation Desert Storm. | Accessed: 2026-07-02Commons MT-LBu S Kyiv ImagePublisher: Wikimedia Commons | Note: Gallery provenance for an MT-LBu S photographed at the 2021 Zbroya ta Bezpeka military fair in Kyiv and licensed CC BY-SA 4.0. | Accessed: 2026-07-02Oryx Russian Equipment Losses In UkrainePublisher: Oryx | Note: Supports 2014 Russia-Ukraine War direct use by documenting Russian MT-LBu and MT-LBu-based specialist vehicles lost or captured during the full-scale invasion. | Accessed: 2026-07-02Oryx Ukrainian Equipment Losses In UkrainePublisher: Oryx | Note: Supports 2014 Russia-Ukraine War direct use by documenting Ukrainian MT-LBu losses, including MT-LBu vehicles and an MT-LBu with BM-7 Parus. | Accessed: 2026-07-02The War Zone Taran-M CapturePublisher: The War Zone | Note: Supports 2014 Russia-Ukraine War direct use by reporting Ukrainian capture of a Russian R-381T2M Taran-M SIGINT vehicle in Kharkiv Oblast and identifying the Taran family as MT-LBu-based. | Accessed: 2026-07-02Oryx Nagorno-Karabakh LossesPublisher: Oryx | Note: Supports 2020 Nagorno-Karabakh Conflict direct use by documenting an Armenian-side MT-LBu captured during the 2020 fighting. | Accessed: 2026-07-02