6.5 Ton Crawler Excavator XINYUAN B70LECO Excavator – Stage IV Eco-Friendly Crawler Excavator
6.5 Ton Crawler Excavator XINYUAN B70LECO Excavator – Stage IV Eco-Friendly Crawler Excavator
The XINYUAN B70LECO is a 6.5-ton class crawler excavator designed for contractors who need the stability and traction of a tracked machine combined with Stage IV environmental compliance. Powered by the reliable Yuchai F30 engine delivering 36.8 kW, this machine meets Non-road Stage IV emission standards while providing excellent fuel efficiency. Featuring full hydraulic track drive, load-sensing hydraulics, and a 190 L/min hydraulic flow rate, the B70LECO delivers exceptional performance for earthmoving, landscaping, utility work, and rough terrain applications.
Product Description
Product Details / Specifications
Engine & Power
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Engine Model: Yuchai F30
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Displacement: 2982 mL
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Total Power / Speed: 36.8 kW @ 2200 rpm
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Emission Standard: Non-road Stage IV compliant
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Aftertreatment System: Equipped
Operating Parameters
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Operating Weight: 6500 kg (6.5 tons)
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Bucket Capacity: 0.2 m³
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Fuel Tank Capacity: 135 L
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Hydraulic Tank Capacity: 120 L
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Hydraulic Flow Rate: 190 L/min
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Main Relief Valve Pressure: 24.5 MPa
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Swing Pressure Setting: 21.5 MPa
Performance
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Max. Digging Force: 30.3 kN
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Max. Traction Force: 35 kN
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Max. Travel Speed: 4.7 km/h
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Platform Swing Speed: 8.5 rpm
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Gradeability: 35°
Dimensions (Approx.)
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Overall Length: 5960 mm
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Overall Width: 2010 mm
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Overall Height: 2570 mm
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Track Length: 2745 mm
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Track Width: 400 mm
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Grounding Width: 2000 mm
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Track Gauge: 1600 mm
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Min. Ground Clearance: 360 mm
Working Range
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Max. Digging Reach: 6330 mm
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Max. Digging Depth: 3690 mm
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Max. Digging Height: 6040 mm
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Max. Dumping Height: 4485 mm
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Min. Front Swing Radius: 2335 mm
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Min. Tail Swing Radius: 1655 mm
Key Configurations
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Boom Length: 3400 mm
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Arm Length: 1750 mm
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Standard Bucket Width: 730 mm
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Blade Width: 2000 mm
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Blade Max. Rise: 460 mm
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Blade Max. Drop: 395 mm
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Drive System: Full hydraulic track drive
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Hydraulic System: Open circuit / Load-sensing
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Undercarriage: Crawler tracks
Standard Features & Options
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Multi-function full-color LCD instrument panel
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Emergency stop button on operation panel
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Reversible operation handle
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Dual-camera monitoring system
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Hydraulic piping for hydraulic breaker
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Auxiliary hydraulic piping
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Quick coupler
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Dozer blade (standard)
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Cab skylight / roof window
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Dozer blade (standard)
Legend: ● Standard ○ Optional — Not Available
Why Choose the 6.5-Ton XINYUAN B70LECO?
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6.5-ton crawler excavator – Tracked stability for rough terrain and slope work
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Stage IV eco-friendly engine – Meets strict emission standards, ready for regulated markets
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Full hydraulic track drive – Smooth, powerful, and reliable traction on all surfaces
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High hydraulic flow – 190 L/min for fast cycle times and strong attachment performance
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Excellent ground clearance – 360 mm clearance navigates obstacles with ease
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Strong blade lift – 460 mm rise for effective backfilling and site grading
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Deep digging depth – 3.69 m max digging depth for trenches and foundations
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High ground clearance – 360 mm clearance for rough terrain operation
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Cab skylight – Enhanced visibility for overhead work and improved operator comfort
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Operator-focused design – Dual cameras, LCD display, reversible controls, and emergency stop button
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Attachment ready – Pre-plumbed for breaker, auxiliary hydraulics, and quick coupler

Contact & Service
Official Hotline: 400-992-0077
Note: XINYUAN is committed to continuous product improvement. Specifications, appearance, and configurations are subject to change without notice. Please refer to the actual product for final details.
Product Series Overview (XINYUAN Eco-Friendly Models)
| Model | Weight Class | Type | Engine | Power | Hydraulic Flow | Max. Reach | Max. Depth | Emission |
|---|---|---|---|---|---|---|---|---|
| B65ECO | 5.5 tons | Wheeled | Xinchai 4D35 | 36.8 kW | 123 L/min | 6120 mm | 3190 mm | Stage IV |
| C65ECO | 6.2 tons | Wheeled | Yuchai F30 | 36.8 kW | 190 L/min | 6145 mm | 3315 mm | Stage IV |
| C75MECO | 6.75 tons | Wheeled | Yuchai F30 | 36.8 kW | 176 L/min | 6560 mm | 3400 mm | Stage IV |
| C80MECO | 6.77 tons | Wheeled | Yuchai F30 | 36.8 kW | 176 L/min | 6950 mm | 3575 mm | Stage IV |
| B70LECO | 6.5 tons | Crawler | Yuchai F30 | 36.8 kW | 190 L/min | 6330 mm | 3690 mm | Stage IV |
Key Advantages of B70LECO (Crawler vs Wheeled)
| Feature | B70LECO (Crawler) | Wheeled Models (C65ECO/C75MECO) |
|---|---|---|
| Ground pressure | Lower – better on soft ground | Higher – better on hard surfaces |
| Traction on slopes | Superior | Good |
| Travel speed | 4.7 km/h (work speed) | 28-30 km/h (road speed) |
| Ground clearance | 360 mm | 225-250 mm |
| Digging depth | 3690 mm | 3315-3400 mm |
| Best for | Rough terrain, slopes, soft ground | Road travel, multiple job sites |
XINYUAN Excavator – Complete Product Series Overview
| Model | Weight Class | Type | Engine | Power (kW) | Hydraulic Flow (L/min) | Max. Digging Reach (mm) | Max. Digging Depth (mm) | Travel Speed | Emission Standard | Key Feature |
|---|---|---|---|---|---|---|---|---|---|---|
| B65ECO | 5.5 tons | Wheeled | Xinchai 4D35 | 36.8 | 123 | 6120 | 3190 | 28 km/h | Stage IV | Most compact, Stage IV |
| C65ECO | 6.2 tons | Wheeled | Yuchai F30 | 36.8 | 190 | 6145 | 3315 | 28 km/h | Stage IV | High flow rate |
| B75S | 6.3 tons | Wheeled | Xinchai 498 | 48 | — | 6560 | 3370 | 30 km/h | Stage II | Higher power |
| B70LECO | 6.5 tons | Crawler | Yuchai F30 | 36.8 | 190 | 6330 | 3690 | 4.7 km/h | Stage IV | Tracked, best stability |
| C75MECO | 6.75 tons | Wheeled | Yuchai F30 | 36.8 | 176 | 6560 | 3400 | 28 km/h | Stage IV | Electro-hydraulic control |
| C80MECO | 6.77 tons | Wheeled | Yuchai F30 | 36.8 | 176 | 6950 | 3575 | 28 km/h | Stage IV | Longest reach in class |
| B80W | 6.9 tons | Wheeled | Yuchai F30 | 48 | 190 | 6460 | 3255 | 30 km/h | Stage III | 0.2 m³ bucket |
| B70S | ~7 tons | Wheeled | Yuchai F30 | 48 | 190 | 6535 | 3530 | 30 km/h | Stage III | Outrigger chassis |
| C105M | 7.75 tons | Wheeled | Yuchai F30 | 55.8 | 162 | 7310 | 3730 | 30 km/h | Stage III | Diff lock, highest power |
| C120S | ~12 tons | Wheeled | Yuchai 4DK | 86 | 230 | 7375 | 4390 | 30 km/h | Stage III | High-flow hydraulics |
| C130W | 13 tons | Wheeled | Yuchai 4DK | 86 | — | 7100 | 3900 | — | Stage III | Large bucket (850mm) |
| C130S | 13 tons | Wheeled | Yuchai 4DK | 86 | 230 | 7720 | 4765 | 30 km/h | Stage III | Longest reach & depth |
| C150W | 13-15 tons | Wheeled | Yuchai A05 | ~92-110 | 310 | 8390 | 5295 | — | Stage III | Largest capacity (0.57 m³) |
Compact Models (5.5 – 8 Tons) Detailed Comparison
| Model | Weight | Power | Hydraulic Flow | Max. Reach | Max. Depth | Travel Speed | Emission | Special Feature |
|---|---|---|---|---|---|---|---|---|
| B65ECO | 5.5t | 36.8 kW | 123 L/min | 6120 mm | 3190 mm | 28 km/h | Stage IV | Most compact |
| C65ECO | 6.2t | 36.8 kW | 190 L/min | 6145 mm | 3315 mm | 28 km/h | Stage IV | High flow |
| B75S | 6.3t | 48 kW | — | 6560 mm | 3370 mm | 30 km/h | Stage II | Mechanical drive |
| B70LECO | 6.5t | 36.8 kW | 190 L/min | 6330 mm | 3690 mm | 4.7 km/h | Stage IV | Crawler type |
| C75MECO | 6.75t | 36.8 kW | 176 L/min | 6560 mm | 3400 mm | 28 km/h | Stage IV | Electro-hydraulic |
| C80MECO | 6.77t | 36.8 kW | 176 L/min | 6950 mm | 3575 mm | 28 km/h | Stage IV | Longest reach |
| B80W | 6.9t | 48 kW | 190 L/min | 6460 mm | 3255 mm | 30 km/h | Stage III | 0.2 m³ bucket |
| B70S | ~7t | 48 kW | 190 L/min | 6535 mm | 3530 mm | 30 km/h | Stage III | Outrigger |
| C105M | 7.75t | 55.8 kW | 162 L/min | 7310 mm | 3730 mm | 30 km/h | Stage III | Diff lock |
Medium to Heavy Models (12 – 15 Tons) Detailed Comparison
| Model | Weight | Power | Hydraulic Flow | Max. Reach | Max. Depth | Bucket | Emission | Special Feature |
|---|---|---|---|---|---|---|---|---|
| C120S | ~12t | 86 kW | 230 L/min | 7375 mm | 4390 mm | — | Stage III | High flow |
| C130W | 13t | 86 kW | — | 7100 mm | 3900 mm | 850mm width | Stage III | Large bucket |
| C130S | 13t | 86 kW | 230 L/min | 7720 mm | 4765 mm | 850mm width | Stage III | Longest reach |
| C150W | 13-15t | ~92-110 kW | 310 L/min | 8390 mm | 5295 mm | 0.57 m³ | Stage III | Largest capacity |
Model Type & Drive Summary
| Type | Models |
|---|---|
| Wheeled – Mechanical Drive | B75S |
| Wheeled – Hydrostatic Drive | C65ECO, B80W, B70S, C120S, C130W, C130S, C150W |
| Wheeled – Electro-Hydraulic | C75MECO, C80MECO |
| Crawler – Full Hydraulic | B70LECO |
Emission Standard Summary
| Emission Standard | Models |
|---|---|
| Stage IV (Eco-friendly) | B65ECO, C65ECO, B70LECO, C75MECO, C80MECO |
| Stage III | B80W, B70S, C120S, C130W, C130S, C150W |
| Stage II | B75S |
Selection Guide – Which Model is Right for You?
| Application | Recommended Model | Reason |
|---|---|---|
| Urban construction / tight sites | C65ECO, C75MECO, C80MECO | Compact, Stage IV, good reach |
| Rough terrain / soft ground | B70LECO | Crawler tracks, low ground pressure |
| Road travel / multiple job sites | B80W, B70S, C105M | 30 km/h travel speed |
| Deep excavation / large sites | C120S, C130S, C150W | Long reach, deep digging, high power |
| Eco-sensitive areas (Europe, etc.) | B65ECO, C65ECO, B70LECO, C75MECO, C80MECO | Stage IV compliant |
| Muddy / slippery conditions | C105M | Rear differential lock |
| Heavy lifting / mass excavation | C150W | 0.57 m³ bucket, 310 L/min flow |
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