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Komatsu D61PX-24

Configuration: D61PX-24 (no integrated machine control), 860 mm single-grouser shoes, power angle-tilt dozer 3,860 mm; EPA Tier 4 Final

22 sourced values · Sources: Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25

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Dimension diagram

A B C D E F G Side viewFront view Schematic, not to scale
AOverall length5,480 mm
BOverall height3,340 mm
CTrack length on ground3,165 mm
DGround clearance390 mm
EOverall width2,990 mm
FTrack gauge / tread2,130 mm
GShoe / track width860 mm

Weights

SpecValueSource
Operating weight19,460 kg
Published: 19,460 kg
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
42,902 lb. Incl. PAT dozer, ROPS cab, operator, full fuel.
Shipping / tractor weight18,320 kg
Published: 18,320 kg
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Tractor weight (ROPS cab, C-frame for PAT dozer, full fuel, operator) (40,389 lb).

Dimensions

SpecValueSource
Overall length5,480 mm
Published: 5,480 mm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Dim. G, with dozer.
Overall width2,990 mm
Published: 2,990 mm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Dim. L, over tracks. Blade angled (M): 3,530 mm.
Overall height3,340 mm
Published: 3,340 mm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Dim. H.
Track gauge / tread2,130 mm
Published: 2,130 mm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Dim. J.
Track length on ground3,165 mm
Published: 3,165 mm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Dim. F.
Shoe / track width860 mm
Published: 860 mm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Dim. K (34 in).
Ground clearance390 mm
Published: 390 mm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25

Undercarriage / tires

SpecValueSource
Undercarriage typeCrawler (steel tracks, PLUS rotating bushings)
Published: Crawler (steel tracks, PLUS rotating bushings)
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Track rollers / shoes per side8 track rollers, 46 shoes per side
Published: 8 track rollers, 46 shoes per side
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Carrier roller count not published.

Ground pressure

SpecValueSource
Ground pressure31.78 kPa
Published: 31.78 kPa
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
ISO 16754, with dozer and ROPS cab (0.32 kgf/cm², 4.61 psi). Table column is headed D61PXi-24; PX shares the undercarriage.

Engine

SpecValueSource
Engine modelKomatsu SAA6D107E-3
Published: Komatsu SAA6D107E-3
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
EPA Tier 4 Final.
Net power125 kW
Published: 125 kW
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
ISO 9249 / SAE J1349 (168 HP). 113 kW with hydraulic fan at max speed.
Gross power127 kW
Published: 127 kW
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
SAE J1995 (170 HP).
Displacement6.69 L
Published: 6.69 L
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Rated speed2,200 rpm
Published: 2,200 rpm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25

Hydraulics

SpecValueSource
Pump / aux flow171 L/min
Published: 171 L/min
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Piston pump discharge at rated rpm (45 US gpm).
System / relief pressure27.4 MPa
Published: 27.4 MPa
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
3,974 psi.

Performance

SpecValueSource
Blade capacity3.81 m³
Published: 3.81 m³
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
PAT dozer (4.98 yd³), from the cover.
Blade / moldboard width3,860 mm
Published: 3,860 mm
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
Dim. A. Blade height 1,155 mm.
Max travel speed9 km/h
Published: 9 km/h
Komatsu D61EX/EXi/PX/PXi-24 brochure, EN-D61-BR01-0526-V2 (Tier 4 Final). Retrieved 2026-10-25
3rd forward and reverse (5.6 mph).

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