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Komatsu D155AX-7 Crawler Dozers

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SPECS / CRAWLER DOZERS

Komatsu D155AX-7 Specs

Komatsu D155AX-7 crawler dozer specifications: type Crawler Dozer, horsepower 268.5 kW, operating weight 39507.9 kg, pump flow 180.2 LPM.

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Manufacturer specifications

SpecificationMetricImperial
TypeCrawler Dozer
Horsepower268.5 kW360 HP
Operating Weight39507.9 kg87100 lbs
Pump Flow180.2 LPM47.6 GPM
Engine ManufacturerKomatsu
Engine ModelSAA6D140E-6
Gross Power268.5 kW360 HP
Net Power264.0 kW354 HP
Number of Cylinders6
Displacement250.7 cc15.3 cu in.
Power Measured RPM1900 RPM
Transmission TypeTorqflow
Number of Forward Gears3
Number of Reverse Gears3
Max Speed Forward11.6 km/h7.2 mph
Max Speed Reverse14.0 km/h8.7 mph
Ground Pressure0.8 bar11.9 psi
Fuel Capacity624.6 l165 gal
Engine Oil Capacity37.1 l9.8 gal
Cooling System Capacity103.3 l27.3 gal
Hydraulic Capacity91.6 l24.2 gal
Final Drives Capacity31.0 l8.2 gal
Pump typePiston
Hydraulic Pump Flow180.2 LPM47.6 GPM
Relief Valve Pressure274.4 bar3980 psi
Ground Contact Area101.6 cm³6.2 cu in.
No of Carrier Rollers Per Side2
No of Shoes Per Side42
No of Track Rollers Per Side7
Shoe Size71.1 cm28 in.
Weight (Operating)39507.9 kg87100 lbs

Source: heavyequipments.net archive (imported 2026-10). Values may vary by variant and production year; seller claims are shown separately on the listing page.

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