YC80-9 Excavator – 7.8 Ton Hydraulic Excavator
Powerful Yuchai Crawler Excavator for Construction, Agriculture & Heavy-Duty Earthmoving
The Yuchai YC80-9 Excavator is a 7.8-ton class hydraulic crawler excavator designed for construction, earthmoving, foundation excavation, agricultural land development, drainage construction and infrastructure projects in Malaysia. Powered by a Yanmar 4TNV99 diesel engine rated at 44.4 kW at 2,100 rpm, with a Yanmar 4TNV98C engine available in certain configurations, the YC80-9 features a 0.26 m³ bucket capacity, 4,022 mm maximum digging depth and 56 kN bucket digging force. Its robust crawler undercarriage, responsive hydraulic system, enclosed operator cabin and front dozer blade make it a dependable choice for contractors requiring strong excavation performance and operational efficiency.
Key Features & Benefits
- 7,800 kg Operating Weight: Delivers stability and excavation capability for medium-scale construction, agricultural and earthmoving projects.
- Yanmar Diesel Engine: Available with Yanmar 4TNV99 (44.4 kW / 2,100 rpm) or 4TNV98C (42.4 kW / 2,000 rpm), depending on configuration.
- 0.26 m³ Bucket Capacity: Suitable for bulk soil excavation, trenching, foundation digging and loading loose materials.
- 4,022 mm Maximum Digging Depth: Supports deep drainage channels, building foundations and underground utility works.
- 56 kN Bucket Digging Force: Provides strong breakout performance for compacted soil and challenging excavation conditions.
- 38 kN Arm Digging Force: Supports controlled and efficient digging during earthmoving operations.
- Advanced Hydraulic System: Provides responsive boom, arm and bucket movements for precise excavation control.
- Dual Travel Speeds: Offers 2.6 km/h and 3.9 km/h for efficient movement across job sites.
- 450 mm Crawler Tracks: Provide ground contact and traction for operation on suitable uneven terrain.
- Enclosed Operator Cabin: Offers a protected working environment with ergonomic controls and adjustable seating.
- Front Dozer Blade: Assists with site levelling, backfilling, ground preparation and excavation support.
- Versatile Attachment Compatibility: Suitable configurations can accommodate hydraulic breakers, augers and other excavation attachments.
YC80-9 Excavator Technical Specifications
The following specifications are based on published Yuchai YC80-9 / YC80-9E technical information and cross-checked against excavator specification listings. The tables use the 7,800 kg, 0.26 m³ configuration rather than mixing figures from differently equipped YC80 models.
Engine & Operating Specifications
| Specification |
Details |
| Model |
YC80-9 / YC80-9E |
| Brand |
Yuchai |
| Excavator Type |
Crawler Hydraulic Excavator |
| Operating Weight |
7,800 kg |
| Engine Manufacturer |
Yanmar |
| Engine Model |
4TNV99 / 4TNV98C (Euro V) |
| Rated Engine Power (4TNV99) |
44.4 kW / 2,100 rpm |
| Rated Engine Power (4TNV98C) |
42.4 kW / 2,000 rpm |
| Bucket Capacity |
0.26 m³ |
| Standard Bucket Width |
845 mm |
| Maximum Gradeability |
35° |
| Maximum Bucket Digging Force |
56 kN |
| Maximum Arm Digging Force |
38 kN |
| Travel Speed |
2.6 / 3.9 km/h |
| Maximum Hauling Force |
68 kN |
| Platform Swing Speed |
9–13 rpm |
Digging Performance
| Specification |
Details |
| Maximum Digging Height |
7,112 mm |
| Maximum Digging Depth |
4,022 mm |
| Maximum Digging Radius |
6,390 mm |
| Maximum Ground-Level Digging Radius |
6,248 mm |
| Maximum Dumping Height |
5,055 mm |
| Maximum Vertical Digging Depth |
3,515 mm |
| Minimum Slewing Radius |
1,881 mm |
Dimensions & Undercarriage Specifications
| Specification |
Details |
| Overall Length |
6,215 mm |
| Overall Width |
2,260 mm |
| Overall Height |
2,705 mm |
| Undercarriage Width |
2,150 mm |
| Track Length |
2,783 mm |
| Track Width |
450 mm |
| Minimum Ground Clearance |
380 mm |
| Platform Ground Clearance |
790 mm |
| Platform Tail Turning Radius |
1,881 mm |
| Length to Centre of Rollers |
2,200 mm |
| Track Gauge |
2,200 mm (published YC80-9 configuration) |
| Boom Length |
3,710 mm |
| Arm Length |
1,650 mm |
Hydraulic System & Tank Capacities
| Specification |
Details |
| Hydraulic Working Pressure |
27.5 MPa |
| Main Hydraulic Flow Rate |
168 L/min |
| Additional Hydraulic Flow |
17.6 L/min |
| Fuel Tank Capacity |
151 L |
| Hydraulic Oil Tank Capacity |
125 L |
Note: Published YC80-9, YC80-9E and regional YC80 specifications differ in operating weight, engine model, bucket configuration, dimensions and hydraulic figures. Confirm the exact supplied WORLDSTAR YC80-9 configuration before publishing these as guaranteed specifications.
Applications of the YC80-9 Excavator
The Yuchai YC80-9 is a versatile crawler excavator suitable for construction contractors, agricultural operators and earthmoving businesses in Malaysia.
- Construction Projects: Foundation excavation, building site preparation, trenching, backfilling and general earthmoving.
- Agricultural Development: Plantation drainage, farm road preparation, irrigation channel excavation and agricultural land development.
- Road & Infrastructure Works: Roadside drainage construction, ground preparation and excavation for infrastructure projects.
- Building Foundations: Excavation for residential, commercial and industrial building foundations.
- Land Clearing & Site Preparation: Soil removal, ground levelling and preparing suitable terrain for development.
- Drainage & Utility Installation: Digging trenches for water pipelines, underground cables and drainage systems.
- Landscaping & Earthmoving: Large garden development, pond excavation and ground reshaping.
Why Choose the YC80-9 Excavator?
The YC80-9 Excavator offers an impressive balance of digging force, operating stability and versatility. Its 7.8-ton class design, 56 kN bucket digging force and 4,022 mm maximum digging depth make it particularly suitable for contractors requiring stronger excavation capability than smaller mini excavators.
With a maximum digging radius of 6,390 mm, dual travel speeds and a responsive hydraulic system, the machine supports efficient excavation, material handling and site preparation.
For Malaysian construction and agricultural businesses, the Yuchai YC80-9 is a practical choice for projects that demand reliable digging performance, durable crawler mobility and flexible operation.
Get Your YC80-9 Excavator in Malaysia
Looking for a powerful hydraulic excavator for construction, agricultural development, drainage installation or earthmoving projects?
Contact WORLDSTAR AM (M) SDN. BHD. today to enquire about the Yuchai YC80-9 Excavator, product pricing, availability, engine configurations and technical specifications. Our team is ready to help you choose suitable excavation equipment for your project requirements.
