Excavator
Yuchai U18 Excavator
Improvements in Over 80 Details:
- Euro V / Tier 4 Engine (Yanmar Engine)
- Telescopic Chassis
- Low Fuel Consumption
- Swiftly Detachable Canopy
- Easy Maintenance
- Rubber Tracks
Adaptability
Upper arm, deflection, tailless, interchangeable track, more than 40 kinds of attachments, two columns canopy & four columns canopy & cabin interchangeable.
Improved Stability
Internal pipes, cast steel end, telescopic chassis.
Improved Comfort
High back seat, improved control system.
YANMAR engine
- Engine power reserve increased by 30%
- Power/Speed 14.5/2400 (kW/ RPM)
- Engine with muffler. Aluminum, oil-dispersed, water-dispersed parallel radiator.
Load sensitive system
- The movement is light, swift, powerful, coordinated and efficient.
- Moreover, the load sensitive control system has lower power consumption and higher efficiency than conventional hydraulic system.
- High efficiency and low power consumption save fuel and reduce heat of hydraulic system.
Telescopic chassis
- The chassis can narrow to 43 inches at the narrowest, extend to 55 inches, and can pass through narrow passages.
Interchangeable track
- Rubber tracks are standard version. Rubber tracks and steel tracks can be Interchanged without support wheel.
Yuchai Excavators: American-Grade Quality, Globally Recognized
Since 1989, Yuchai Heavy Industry has been pioneering the excavator market. As first company to produce and export excavators worldwide, we’ve grown to become the country’s largest manufacturer and exporter of compact excavators.
Why Choose Yuchai?
30+ years of engineering excellence
Cutting-edge technology backed by national high-tech enterprise status
Rigorous quality control meeting international standards
Competitive pricing without compromising on performance
Robust after-sales support and parts availability
Experience the Yuchai Difference Join countless satisfied customers across the globe who trust Yuchai for their excavation needs. Our commitment to innovation and quality ensures you get a reliable, efficient, and cost-effective solution for your projects.
Yuchai Excavators: Built on Tradition, Engineered for the Future
Full Pilot Control
Upper arm, deflection, tailless, interchangeable track, more than 40 kinds of attachments, two columns canopy & four columns canopy & cabin interchangeable.
The Boom Can Be Deflected Left and Right
Maximum left deflection angle of boom is 70°. Maximum right deflection angle of boom is 60°. It improves the flexibility of the excavator bucket, reduces the working space, so that the bucket can rotate when the machine body and boom remain stationary.
Interchangeable
Two columns canopy → four columns cabin. The cab is interchangeable.
Versatile Attachments for Any Job
Transform your excavator into a multi-purpose powerhouse with our extensive range of attachments:
Hydraulic hammers for demolition.
Specialized buckets for various materials.
Quick-change systems for rapid tool switching.
Wood grapples for forestry applications.
Precision grab pliers for delicate handling.
Clearing buckets for landscaping.
Clamshell buckets for bulk material handling.
Drilling tools for foundation work.
Lawn mowers for vegetation management.
With over 40 key configurations available, your Yuchai excavator adapts to diverse job sites and tasks. From construction to landscaping, demolition to agriculture – one machine, endless possibilities.
Boost your productivity and expand your service offerings with Yuchai’s comprehensive attachment lineup.
Specification
| Excavator Model – U18 | Imperial Units | Metric Units |
|---|---|---|
Basic parameter |
||
| Machine weight | 3,968 lbs (canopy) / 4,409 lbs (cabin) | 1800 kg (canopy) / 2000 kg (cabin) |
| Bucket capacity | 0.065 yd³ | 0.05 m³ |
| Width of bucket | 18.5 in | 470 mm |
Performance parameter |
||
| Engine model | Yanmar 3TNV76 / 3TNV80F | Yanmar 3TNV76 / 3TNV80F |
| Engine power | 19.4 hp/2400 rpm / 20.4 hp/2500 rpm | 14.5 kW/2400 rpm / 15.2 kW/2500 rpm |
| Max. Gradeability | 30° | 30° |
| Max. digging force of arm | 2,136 lbf | 9.5 kN |
| Max. digging force of bucket | 3,866 lbf | 17.2 kN |
| Traveling speed | 1.2/2.5 mph | 2.0/4.0 km/h |
| Max. hauling force | 4,946 lbf | 22 kN |
| Slewing speed of platform | 11 rpm | 11 rpm |
Operating parameter |
||
| Max. digging height | 142.3 in | 3615 mm |
| Max. digging depth | 90.6 in | 2300 mm |
| Max. digging radius | 162.4 in | 4125 mm |
| Max. digging radius on ground level | 159.8 in | 4060 mm |
| Max. dumping height | 98.4 in | 2500 mm |
| Min. slewing radius | 66.5 in | 1690 mm |
| Max. vertical digging depth | 75 in | 1905 mm |
| Max. dozer blade height | 9.6 in | 245 mm |
| Max. dozer blade depth | 9.6 in | 245 mm |
Transportation dimension |
||
| Overall length | 147.6 in | 3750 mm |
| Overall width | 42.5 in | 1080 mm |
| Overall height | 92.5 in (Canopy) / 93.1 in (Cabin) | 2350 mm (Canopy) / 2365 mm (Cabin) |
| Other Parameter | ||
| Width of undercarriage | 42.5~55.1 in | 1080~1400 mm |
| Length of track | 62.4 in | 1585 mm |
| Width of track | 9.1 in | 230 mm |
| Height between undercarriage and ground | 5.7 in | 145 mm |
| Height between platform and ground | 18.3 in | 465 mm |
| Platform tail turning radius | 27.6 in | 700 mm |
| Length to center of rollers | 48.4 in | 1230 mm |
| Fuel tank capacity | 6.6 gal | 25 L |
| Hydraulic oil tank capacity | 5.7 gal | 21.5 L |
| Track gauge | 33.5 in / 46.1 in | 850 mm / 1170 mm |
| Working Pressure | 3,481 psi | 24 MPa |
| Ground Contact Pressure | 4.4 psi | 30 kPa |
| Arm length | 37.4 in | 950 mm |
| Boom length | 71.9 in | 1828 mm |
| Steering head angle | 60° (L) / 55° (R) | 60° (L) / 55° (R) |
| Flow rate | 16.3 gal/min | 61.6 L/min |
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