Komatsu D375A-8

Configuration: Strengthened dual-tilt Semi-U dozer (18.5 m³), giant ripper, 610 mm extreme-service shoes, cab with ROPS; EPA Tier 4 Final

Dimension diagram

Spec	Value	Source
Operating weight	74,090 kg	Published: 74,090 kg Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Incl. Semi-U blade, giant ripper, 610 mm shoes, cab, ROPS, operator, full fuel (163,340 lb).
Shipping / tractor weight	56,340 kg	Published: 56,340 kg Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Tractor weight incl. lubricants, coolant, full fuel, operator, standard equipment (124,210 lb).

Spec	Value	Source
Overall length	10,560 mm	Published: 10,560 mm Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Dim. H, Semi-U dozer with giant ripper (34'8").
Overall width	Not published	Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Width over tracks is not printed. Blade width (B) 4,775 mm.
Overall height	4,278 mm	Published: 4,278 mm Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Dim. L, ground to top of cab per drawing (14'0"). Dim. C 4,160 mm.
Track gauge / tread	2,500 mm	Published: 2,500 mm Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Dim. A (8'2").
Track length on ground	3,980 mm	Published: 3,980 mm Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Dim. G (13'1").
Shoe / track width	610 mm	Published: 610 mm Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Extreme service, single grouser, standard. 710 and 810 mm listed.
Ground clearance	610 mm	Published: 610 mm Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 2'0".

Spec	Value	Source
Undercarriage type	Crawler (steel tracks)	Published: Crawler (steel tracks) Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 K-Bogie undercarriage.
Track rollers / shoes per side	8 track rollers, 2 carrier rollers, 41 shoes per side	Published: 8 track rollers, 2 carrier rollers, 41 shoes per side Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25

Spec	Value	Source
Ground pressure	132.1 kPa	Published: 132.1 kPa Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 ISO 16754, with Semi-U blade, giant ripper, cab (1.35 kgf/cm², 19.2 psi). Tractor only 113 kPa.

Spec	Value	Source
Engine model	Komatsu SAA6D170E-7	Published: Komatsu SAA6D170E-7 Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 EPA Tier 4 Final.
Net power	455 kW	Published: 455 kW Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 ISO 9249 / SAE J1349, forward (609 HP); reverse 558 kW.
Gross power	474 kW	Published: 474 kW Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 SAE J1995, forward (636 HP); reverse 578 kW.
Displacement	23.15 L	Published: 23.15 L Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25
Rated speed	1,800 rpm	Published: 1,800 rpm Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25

Spec	Value	Source
Pump / aux flow	366 L/min	Published: 366 L/min Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Implement variable piston pump at rated rpm (96.7 gal/min).
System / relief pressure	29.8 MPa	Published: 29.8 MPa Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Implement (4,322 psi).

Spec	Value	Source
Blade capacity	18.5 m³	Published: 18.5 m³ Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Strengthened dual-tilt Semi-U, ISO 9246 (24.2 yd³). U dozer 22.0 m³.
Blade / moldboard width	4,775 mm	Published: 4,775 mm Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 Blade height 2,525 mm with spill guard.
Max travel speed	11.8 km/h	Published: 11.8 km/h Komatsu D375A-8 brochure, EN-D375A-8BR01-0722-V12 (07/2022, EPA Tier 4 Final). Retrieved 2026-10-25 3rd forward (7.3 mph); 3rd reverse 15.8 km/h.

Compare side by side with Liebherr PR 776 Litronic and Caterpillar D10