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Caterpillar D3
Configuration: Standard track (not LGP), 510 mm shoes, HD undercarriage, 2782 mm standard VPAT blade, EROPS cab, no ripper; Tier 4 Final/Stage V.
20 sourced values · Sources: Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25
Dimension diagram
| A | Overall length | 4,337 mm |
| B | Overall height | 2,769 mm |
| C | Track length on ground | 2,310 mm |
| D | Ground clearance | 332 mm |
| E | Overall width | 2,782 mm |
| F | Track gauge / tread | 1,600 mm |
| G | Shoe / track width | 510 mm |
Weights
| Spec | Value | Source |
|---|---|---|
| Operating weight | 9,362 kg | Published: 9,362 kg Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25With dozer blade, EROPS cab, back-up alarm, operator, fluids and full fuel (20,640 lb). Ripper adds 554 kg. LGP 9693 kg. |
| Shipping / tractor weight | Not published | Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25 Not published in this document. |
Dimensions
Undercarriage / tires
| Spec | Value | Source |
|---|---|---|
| Undercarriage type | Crawler, Heavy Duty (HD) undercarriage | Published: Crawler, Heavy Duty (HD) undercarriage Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-2540 shoes per side (HD); abrasion undercarriage 36. |
| Track rollers / shoes per side | 7 | Published: 7 Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25Per side. |
Ground pressure
| Spec | Value | Source |
|---|---|---|
| Ground pressure | 38.9 kPa | Published: 38.9 kPa Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25Standard (5.7 psi). LGP 31.2 kPa; LGP 762 mm 27.2 kPa. |
Engine
| Spec | Value | Source |
|---|---|---|
| Engine model | Cat C3.6 | Published: Cat C3.6 Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25U.S. EPA Tier 4 Final/EU Stage V/Japan 2014. |
| Net power | 77.6 kW | Published: 77.6 kW Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25SAE J1349 and ISO 9249 at 2,200 rpm (104 hp). |
| Gross power | 82 kW | Published: 82 kW Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25ISO 14396 at 2,200 rpm (110 hp). |
| Displacement | 3.6 L | Published: 3.6 L Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25220 cu in. |
| Rated speed | Not captured | — |
Hydraulics
| Spec | Value | Source |
|---|---|---|
| Pump / aux flow | 65 L/min | Published: 65 L/min Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25Implement (hydraulic controls) pump output (17.2 gal/min). |
| System / relief pressure | ≈ 20.6 MPa | Published: 20,600 kPa Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25Implement relief valve setting (2,988 psi). Hydrostatic transmission relief 48 500 kPa. |
Performance
| Spec | Value | Source |
|---|---|---|
| Blade capacity | 2.19 m³ | Published: 2.19 m³ Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25SAE, standard blade (2.86 yd³). LGP 2.34 m³. |
| Blade / moldboard width | 2,782 mm | Published: 2,782 mm Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25Standard blade (109.5 in). LGP 3220 mm. |
| Max travel speed | 9 km/h | Published: 9 km/h Cat D3 (12B) Dozer specalog AEHQ8307-06 (09-2026), N Am/Chile/Colombia/EU/Turkey/ANZP/Japan, U.S. EPA Tier 4 Final/EU Stage V. Retrieved 2026-10-25Maximum forward (5.6 mph); reverse 10 km/h. |
Similar models
| Brand | Model | Operating weight |
|---|---|---|
| Komatsu | D37PX-24 | 9,300 kg |
| Case | 750M | ≈ 9,148 kg |
| John Deere | 650 P-Tier | 9,600 kg |
| Komatsu | D37EX-24 | 9,000 kg |
| Komatsu | D39EX-24 | 9,930 kg |
| Case | 850M | 10,124 kg |
Compare side by side with Komatsu D37PX-24 and Case 750M