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Develon DX140LCR-7
Configuration: Reduced tail swing; standard arm (US20): 4,600 mm boom, 3,000 mm arm, 0.51 m³ (0.67 yd³) SAE bucket, 3,200 kg counterweight, 600 mm TG shoes; Tier 4 Final
26 sourced values · Sources: DEVELON DX140LCR-7 Crawler Excavator Spec Sheet, 25903_005_D092925, ©2025 HD Hyundai Infracore (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/crawler-excavators/dx140lcr-7. Retrieved 2026-10-25
Dimension diagram
| A | Overall length | 7,313 mm |
| B | Overall height | 2,874.5 mm |
| C | Track length on ground | 3,034 mm |
| D | Ground clearance | 382 mm |
| E | Overall width | 2,590 mm |
| F | Track gauge / tread | 1,990 mm |
| G | Shoe / track width | 600 mm |
Weights
| Spec | Value | Source |
|---|---|---|
| Operating weight | 15,430 kg | Published: 15,430 kg DEVELON DX140LCR-7 Crawler Excavator Spec Sheet, 25903_005_D092925, ©2025 HD Hyundai Infracore (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/crawler-excavators/dx140lcr-7. Retrieved 2026-10-25Standard arm (US20, 600 mm shoes), 34,017 lb; other configuration columns 16,205 / 16,455 / 16,700 kg. |
Dimensions
Undercarriage / tires
| Spec | Value | Source |
|---|---|---|
| Undercarriage type | Crawler (steel tracks), fixed gauge | Published: Crawler (steel tracks), fixed gauge DEVELON DX140LCR-7 Crawler Excavator Spec Sheet, 25903_005_D092925, ©2025 HD Hyundai Infracore (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/crawler-excavators/dx140lcr-7. Retrieved 2026-10-25 |
| Track rollers / shoes per side | 7 lower rollers, 1 upper roller, 46 shoes (links) per side | Published: 7 lower rollers, 1 upper roller, 46 shoes (links) per side DEVELON DX140LCR-7 Crawler Excavator Spec Sheet, 25903_005_D092925, ©2025 HD Hyundai Infracore (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/crawler-excavators/dx140lcr-7. Retrieved 2026-10-25 |
Ground pressure
| Spec | Value | Source |
|---|---|---|
| Ground pressure | ≈ 38.2 kPa | Published: 0.39 kgf/cm² DEVELON DX140LCR-7 Crawler Excavator Spec Sheet, 25903_005_D092925, ©2025 HD Hyundai Infracore (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/crawler-excavators/dx140lcr-7. Retrieved 2026-10-255.5 psi, US20 column; another column 0.47 kgf/cm². |
Engine
Hydraulics
| Spec | Value | Source |
|---|---|---|
| Pump / aux flow | 228 L/min | Published: 228 L/min DEVELON DX140LCR-7 Crawler Excavator Spec Sheet, 25903_005_D092925, ©2025 HD Hyundai Infracore (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/crawler-excavators/dx140lcr-7. Retrieved 2026-10-25TOTAL main pump flow: 2 x 114.0 L/min (2 x 30.1 gpm) summed per README convention. Gear-type pilot pump 30.0 L/min not added. |
| System / relief pressure | ≈ 32.4 MPa | Published: 330 kgf/cm² DEVELON DX140LCR-7 Crawler Excavator Spec Sheet, 25903_005_D092925, ©2025 HD Hyundai Infracore (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/crawler-excavators/dx140lcr-7. Retrieved 2026-10-25Boom/arm/bucket working pressure, normal mode (4,693.7 psi); power boost 350 kgf/cm². |
Performance
Similar models
| Brand | Model | Operating weight |
|---|---|---|
| Caterpillar | 315 | 15,400 kg |
| Volvo | ECR145E | 15,238 kg |
| HD Hyundai | HX140A L | 15,230 kg |
| Takeuchi | TB2150 | ≈ 15,715 kg |
| Komatsu | PC138USLC-11 | 15,732 kg |
| Bobcat | E145 | ≈ 15,851 kg |
Compare side by side with Caterpillar 315 and Volvo ECR145E