Komatsu D65PX-18
Configuration: D65PX-18, straight tilt dozer (3.69 m³), 915 mm MS PLUS shoes, ROPS cab; EPA Tier 4 Final
21 sourced values · Sources: Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25
Dimension diagram
| A | Overall length | 5,680 mm |
| B | Overall height | 3,160 mm |
| C | Track length on ground | 3,275 mm |
| D | Ground clearance | 415 mm |
| E | Overall width | Not published |
| F | Track gauge / tread | 2,050 mm |
| G | Shoe / track width | 915 mm |
Weights
| Spec | Value | Source |
|---|---|---|
| Operating weight | 22,830 kg | Published: 22,830 kg Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25PX straight; includes blade, hitch, ROPS cab, full fuel, operator (50,331 lb). |
| Shipping / tractor weight | 20,610 kg | Published: 20,610 kg Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25PX straight tractor shipping weight; blade lift cylinders, ROPS cab, standard track, lubricants, coolant (45,437 lb). |
Dimensions
Undercarriage / tires
| Spec | Value | Source |
|---|---|---|
| Undercarriage type | Crawler (steel tracks) | Published: Crawler (steel tracks) Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25Parallel Link Undercarriage System (PLUS). |
| Track rollers / shoes per side | 8 track rollers per side, 45 shoes per side | Published: 8 track rollers per side, 45 shoes per side Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25Carrier roller count not published. |
Ground pressure
| Spec | Value | Source |
|---|---|---|
| Ground pressure | 32.8 kPa | Published: 32.8 kPa Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25ISO 16754, with straight tilt dozer (0.33 kgf/cm², 4.76 psi). Tractor only: 29.6 kPa. |
Engine
| Spec | Value | Source |
|---|---|---|
| Engine model | Komatsu SAA6D114E-6 | Published: Komatsu SAA6D114E-6 Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25EPA Tier 4 Final. |
| Net power | 162 kW | Published: 162 kW Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25ISO 9249 / SAE J1349 (217 HP). |
| Gross power | 164 kW | Published: 164 kW Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25SAE J1995 (220 HP). |
| Displacement | 8.85 L | Published: 8.85 L Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25 |
| Rated speed | 1,950 rpm | Published: 1,950 rpm Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25 |
Hydraulics
| Spec | Value | Source |
|---|---|---|
| Pump / aux flow | 248 L/min | Published: 248 L/min Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25Piston pump at rated engine rpm (65.5 US gal/min). |
| System / relief pressure | 27.9 MPa | Published: 27.9 MPa Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-254,050 psi. |
Performance
| Spec | Value | Source |
|---|---|---|
| Blade capacity | 3.69 m³ | Published: 3.69 m³ Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25Straight tilt dozer, SAE J1265 (4.83 yd³). |
| Blade / moldboard width | 3,970 mm | Published: 3,970 mm Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-25Blade height 1,100 mm. |
| Max travel speed | 11.3 km/h | Published: 11.3 km/h Komatsu D65EX/EXi/PX/PXi/WX-18 brochure, EN-D65-65i-18-BR01-0326-V3 (03/2026, EPA Tier 4 Final). Retrieved 2026-10-253rd forward (7.0 mph); 3rd reverse 13.6 km/h. |
Similar models
| Brand | Model | Operating weight |
|---|---|---|
| Caterpillar | D6 XE | 22,403 kg |
| Caterpillar | D6 | 22,130 kg |
| John Deere | 850 P-Tier | 22,126 kg |
| Liebherr | PR 736 G8 Litronic | 21,743 kg |
| Case | 2050M | ≈ 20,703 kg |
| Liebherr | PR 746 G8 Litronic | 26,240 kg |
Compare side by side with Caterpillar D6 XE and Caterpillar D6