Currently, the official detailed specifications for the Wolwa DLS890-9M wheel hydraulic excavator have not been released on the official Wolwa Group website or other major construction machinery platforms. It is possible that this model has not been officially launched yet or that detailed information is not publicly available.
However, Wolwa Group has launched the DLS890-9A, which may share similar characteristics and performance with the DLS890-9M. Below are some key specifications for the DLS890-9A:

• Operating Weight: Approximately 8,000 kg
  
• Engine Rated Power: 55 kW / 2,500 rpm
  
• Bucket Capacity: 0.3 m³
  
• Maximum Digging Depth: 4,660 mm
  
• Maximum Digging Radius: 6,563 mm
  
• Maximum Dumping Height: 4,998 mm
  

The Wolwas DLS885BLF-9M is an 8-ton class wheel hydraulic excavator designed for medium and small-scale projects such as urban construction, landscaping, and agricultural land improvements. Equipped with a Yuchai turbocharged engine and load-sensing hydraulic system, it ensures high efficiency and low fuel consumption. The cast front and rear axle design provides enhanced load-bearing capacity and stability, making it ideal for various complex working conditions.

• Operating Weight: Approximately 8,000 kg
  
• Engine Model: Yuchai 4D32ZG31
  
• Rated Power: 55 kW / 2,500 rpm
  
• Max Torque: 250 N·m / 1,800 rpm
  
• Emission Standard: Compliant with China National III standards
  
• Hydraulic Pump Model: Shimadzu SGP1A27A2H9 (Gear Pump ×2)
  
• Hydraulic System Working Pressure: 20 MPa
  
• Hydraulic Oil Tank Capacity: 116 L
  
• Fuel Tank Capacity: 138 L
  

• Bucket Capacity: 0.3 m³
  
• Bucket Digging Force: 41.4 kN
  
• Arm Digging Force: 31 kN
  
• Maximum Traction Force: 47 kN
  
• Maximum Travel Speed: 35 km/h
  
• Maximum Climbing Ability: 30°
  
• Ground Pressure: Approximately 35 kPa
  

• Overall Length: 6,442 mm
  
• Overall Width: 2,150 mm
  
• Overall Height (Cab Height): 2,835 mm
  
• Tail Swing Radius: 2,057 mm
  
• Wheelbase: 2,600 mm
  
• Minimum Ground Clearance: 318 mm
  
• Tire Track Width: 1,678 mm
  

• Maximum Digging Reach: 6,563 mm
  
• Ground Maximum Effective Digging Reach: 6,588 mm
  
• Maximum Digging Depth: 4,660 mm
  
• Maximum Vertical Digging Depth: 4,488 mm
  
• Maximum Digging Height: 6,680 mm
  
• Maximum Dumping Height: 4,998 mm
  
• Minimum Swing Radius: 2,467 mm
  

The SANY SY750H Pro is a 75-ton class crawler excavator, specifically designed for heavy-duty applications such as mining, earthworks, and large-scale infrastructure projects. Equipped with the Isuzu GB3-6WG1X engine, providing a rated power of 377 kW, and featuring a high-strength working device and efficient hydraulic system, it delivers excellent digging performance and efficiency. The optimized structural design and intelligent control system make the SY750H Pro highly effective in complex working conditions. It is widely used in mining, earthworks, and large infrastructure construction.

• Operating Weight: Approximately 76,200 kg
  
• Engine Model: Isuzu GB3-6WG1X
  
• Rated Power: 377 kW @ 1,800 rpm
  
• Emission Standard: Compliant with China National III emission standards
  
• Engine Type: 6-cylinder, turbocharged, water-cooled
  

• Bucket Capacity: 4.6–5.5 m³
  
• Maximum Bucket Digging Force: Approximately 402 kN
  
• Maximum Arm Digging Force: Approximately 345 kN
  
• Swing Speed: 7.3 rpm
  
• Travel Speed (High/Low Gear): 4.5 / 2.9 km/h
  
• Climbing Ability: Approximately 70%
  
• Ground Pressure: Approximately 110 kPa
  

• Overall Length (Transport): Approximately 12,865 mm
  
• Overall Width (Transport): Approximately 4,320 mm
  
• Overall Height (Transport): Approximately 4,855 mm
  
• Cab Height: Approximately 3,800 mm
  
• Upper Structure Width: Approximately 3,460 mm
  
• Track Ground Length: Approximately 4,650 mm
  
• Track Total Length: Approximately 5,865 mm
  
• Track Pad Width: Approximately 650 mm
  
• Track Gauge: 3,380 / 2,780 mm
  
• Minimum Ground Clearance: Approximately 880 mm
  

• Maximum Digging Radius: Approximately 12,050 mm
  
• Maximum Digging Depth: Approximately 7,620 mm
  
• Maximum Digging Height: Approximately 11,200 mm
  
• Maximum Dumping Height: Approximately 7,250 mm
  
• Maximum Vertical Digging Depth: Approximately 4,320 mm
  

The Jiande Machinery KT908L is an 8-ton class wheel excavator designed for medium and small-scale projects such as urban construction, landscaping, and farmland modification. Equipped with a high-performance engine and advanced hydraulic system, this model delivers powerful output and efficient working capabilities, making it ideal for operations in confined spaces and challenging terrains. Its compact design and excellent performance make it a reliable choice for medium and small-scale engineering tasks.

• Operating Weight: Approximately 7,850 kg
  
• Engine Model: AA-4JG1TPC
  
• Rated Power: Approximately 55.2 kW @ 2,150 rpm
  
• Emission Standard: Compliant with China National III emission standards
  
• Engine Type: 4-cylinder in-line, turbocharged, water-cooled
  

• Bucket Capacity: 0.26–0.30 m³
  
• Maximum Digging Depth: Approximately 4,500 mm
  
• Maximum Digging Radius: Approximately 6,000 mm
  
• Maximum Dumping Height: Approximately 4,800 mm
  
• Maximum Digging Height: Approximately 6,200 mm
  

• Overall Length (Transport): Approximately 5,800 mm
  
• Overall Width (Transport): Approximately 2,200 mm
  
• Overall Height (Transport): Approximately 2,550 mm
  
• Track Width: Approximately 400 mm
  
• Track Gauge: Approximately 1,800 mm
  
• Chassis Wheelbase: Approximately 2,300 mm
  

The Volwa DLS810-9B is an 8-ton class mini crawler excavator designed for medium and small-scale projects such as urban construction, landscaping, and farmland modification. Equipped with a high-performance engine and advanced hydraulic system, this model delivers powerful output and efficient working capabilities, making it ideal for operations in confined spaces and challenging terrains. Its compact design and excellent performance make it a reliable choice for medium and small-scale engineering tasks.

• Operating Weight: Approximately 8,600 kg
  
• Engine Model: Changchai 4BTA3.9-C100
  
• Rated Power: Approximately 73.5 kW @ 2,300 rpm
  
• Emission Standard: Stage III (China National III)
  
• Engine Type: 4-cylinder in-line, turbocharged, water-cooled
  
• Maximum Torque: Approximately 400 N·m
  

• Maximum Bucket Digging Force: Approximately 50 kN
  
• Maximum Arm Digging Force: Approximately 30 kN
  
• Swing Speed: Approximately 10 rpm
  
• Travel Speed (High/Low Gear): Approximately 3.5 / 2.0 km/h
  
• Climbing Ability: Approximately 35°
  
• Ground Pressure: Approximately 38.5 kPa
  

• Overall Length (Transport): Approximately 5,800 mm
  
• Overall Width (Transport): Approximately 2,200 mm
  
• Overall Height (Transport): Approximately 2,550 mm
  
• Track Width: Approximately 400 mm
  
• Track Gauge: Approximately 1,800 mm
  
• Chassis Wheelbase: Approximately 2,300 mm
  

• Maximum Digging Radius: Approximately 6,000 mm
  
• Maximum Digging Depth: Approximately 4,500 mm
  
• Maximum Digging Height: Approximately 6,200 mm
  
• Maximum Dumping Height: Approximately 4,800 mm
  

• Fuel Tank Capacity: Approximately 160 L
  
• Hydraulic Tank Capacity: Approximately 120 L
  
• Engine Oil Capacity: Approximately 15 L
  
• Coolant Capacity: Approximately 20 L
  

The Liugong 906FMAX is a 6-ton class mini crawler excavator that inherits the reliability of Liugong's E-series and has been updated in the F-series. This model is widely used in municipal construction, road maintenance, farmland modification, forestry transportation, lifting, rural construction, roadbed filling, rail tie replacement, river cleaning, and road repair applications.

• Operating Weight: Approximately 5,600–6,200 kg
  
• Engine Model: Yanmar 4TNV94L
  
• Rated Power: 35.9 kW @ 2,000 rpm
  
• Emission Standard: Stage IV (China National IV)
  
• Engine Type: 4-cylinder in-line, naturally aspirated, electronic speed control, direct injection, water-cooled
  
• Maximum Torque: 195.3–209 N·m
  

• Maximum Bucket Digging Force: Approximately 41 kN
  
• Maximum Arm Digging Force: Approximately 31 kN
  
• Swing Speed: Approximately 10.2 rpm
  
• Travel Speed (High/Low Gear): 3.9/2.2 km/h
  
• Climbing Ability: Approximately 35°
  
• Ground Pressure: Approximately 33.6 kPa
  

• Overall Length (Transport): Approximately 5,900 mm
  
• Overall Width (Standard Track Configuration): Approximately 1,960 mm
  
• Overall Height (Transport): Approximately 2,570 mm
  
• Minimum Ground Clearance: Approximately 347 mm
  
• Chassis Wheelbase: Approximately 1,990 mm
  
• Track Gauge: Approximately 1,560 mm
  

• Maximum Digging Height: Approximately 5,700 mm
  
• Maximum Digging Radius: Approximately 6,185 mm
  
• Maximum Digging Depth: Approximately 3,850 mm
  
• Maximum Dumping Height: Approximately 3,950 mm
  

The Liugong 926FMAX+ is a 26-ton class medium-sized crawler excavator designed for heavy-duty operations such as mining, earthworks, and infrastructure construction. This model is equipped with a Cummins QSB7 electronic-controlled engine and a fully electronic hydraulic system, ensuring high efficiency, low fuel consumption, and excellent operational performance. With a focus on maneuverability, comfort, and reliability, the 926FMAX+ is ideal for urban construction, mining, and road building applications.

• Operating Weight: Approximately 26,000 kg
  
• Engine Model: Cummins QSB7
  
• Rated Power: 145 kW @ 2,000 rpm
  
• Emission Standard: Stage IV (China National IV)
  
• Engine Type: 6-cylinder in-line, turbocharged, electronically controlled fuel injection
  
• Maximum Torque: 850 N·m @ 1,200 rpm
  

• Maximum Bucket Digging Force: Approximately 179 kN
  
• Maximum Arm Digging Force: Approximately 128 kN
  
• Swing Speed: Approximately 10.5 rpm
  
• Climbing Ability: Approximately 35°
  
• Ground Pressure: Approximately 54 kPa
  

• Overall Length (Transport): Approximately 10,210 mm
  
• Overall Width (Transport): Approximately 3,190 mm
  
• Overall Height (Transport): Approximately 3,020 mm
  
• Track Pad Width: Approximately 600 mm
  
• Track Gauge: Approximately 2,590 mm
  
• Chassis Wheelbase: Approximately 3,840 mm
  

• Maximum Digging Radius: Approximately 10,340 mm
  
• Maximum Digging Depth: Approximately 6,925 mm
  
• Maximum Digging Height: Approximately 10,075 mm
  
• Maximum Dumping Height: Approximately 6,920 mm
  

• Fuel Tank Capacity: Approximately 400 L
  
• Hydraulic Oil Tank Capacity: Approximately 180 L
  
• Engine Oil Capacity: Approximately 22 L
  
• Cooling System Capacity: Approximately 30 L
  

The Caterpillar KL85-9T wheel excavator is an 8-ton class mid-sized wheel excavator designed for urban construction, road maintenance, and landscaping applications. Combining the mobility of wheel machines with the digging capability of crawler machines, it is ideal for working on urban roads, in confined spaces, and on paved surfaces. Equipped with a high-performance engine and advanced hydraulic system, this model ensures excellent operational efficiency and fuel economy.

• Operating Weight: Approximately 8,500 kg
  
• Engine Power: Approximately 60 kW
  
• Maximum Digging Depth: Approximately 4.2 m
  
• Maximum Dumping Height: Approximately 5.9 m
  
• Bucket Capacity: Approximately 0.32 m³
  

• Maximum Digging Force: Approximately 52 kN
  
• Maximum Travel Speed: Approximately 35 km/h
  
• Maximum Gradeability: Approximately 30°
  

• Overall Length: Approximately 7,800 mm
  
• Overall Width: Approximately 2,500 mm
  
• Overall Height: Approximately 3,000 mm
  
• Wheelbase: Approximately 2,500 mm
  
• Minimum Ground Clearance: Approximately 300 mm
  

• Fuel Tank Capacity: Approximately 120 L
  
• Hydraulic Tank Capacity: Approximately 80 L
  
• Engine Oil Capacity: Approximately 15 L
  
• Cooling System Capacity: Approximately 12 L
  

The LEADER LD85X is an 8-ton class wheel excavator designed for urban construction, road maintenance, and landscaping applications. It features a compact design, powerful performance, and excellent mobility, making it suitable for working in confined spaces and on paved surfaces. The machine is equipped with a high-efficiency hydraulic system and a reliable engine, ensuring optimal performance and fuel efficiency.

• Operating Weight: 8,000 kg
  
• Engine Model: Yuchai YC4D85-T20
  
• Rated Power: 55.4 kW @ 2,200 rpm
  
• Emission Standard: China Stage III
  

• Main Pump Type: Variable displacement axial piston pump
  
• Maximum Flow Rate: 142 L/min
  
• Pilot Pump Flow Rate: 21 L/min
  
• Pilot Circuit Pressure: 3.9 MPa
  
• Working Circuit Pressure: 31.4 / 34.3 MPa
  
• Travel Circuit Pressure: 34.3 MPa
  
• Swing Circuit Pressure: 26 MPa
  

• Arm Digging Force: 210 kN
  
• Bucket Digging Force: 185 kN
  
• Maximum Traction Force: 4.7 kN
  
• Travel Speed: 30 km/h
  
• Swing Speed: 11.5 rpm
  
• Gradeability: 20°
  

• Overall Length: 8,180 mm
  
• Overall Width: 2,106 mm
  
• Overall Height: 2,840 mm
  
• Wheelbase: 2,350 mm
  
• Track Gauge: 1,640 mm
  
• Minimum Ground Clearance: 210 mm
  
• Maximum Digging Radius: 6,575 mm
  
• Maximum Digging Depth: 3,420 mm
  
• Maximum Digging Height: 6,490 mm
  
• Maximum Dumping Height: 4,627 mm
  
• Minimum Swing Radius: 2,580 mm
  
• Rear Swing Radius: 1,760 mm
  

• Fuel Tank Capacity: 109 L
  
• Hydraulic Tank Capacity: 85 L
  
• Engine Oil Capacity: 15 L
  
• Cooling System Capacity: 15 L
  

The SANY SY550HB (Stage IV) is a 55-ton class hydraulic excavator designed for heavy-duty applications such as mining, quarrying, and large-scale earthworks. It features a powerful Isuzu 6WG1 engine, delivering 310 kW of rated power, and complies with Stage IV emission standards. The machine is equipped with a high-efficiency hydraulic system, advanced control technologies, and a robust structure, ensuring superior performance and durability in demanding working conditions.

• Operating Weight: 54,000 kg
  
• Bucket Capacity: 3.2 m³
  
• Engine Model: Isuzu 6WG1
  
• Engine Type: Direct injection, 6-cylinder, 4-stroke, turbocharged, intercooled, water-cooled
  
• Displacement: 15.681 L
  
• Rated Power: 310 kW @ 1,800 rpm
  
• Maximum Torque: 2,050 N·m @ 1,300 rpm
  
• Emission Standard: Stage IV
  

• Main Pump Type: Dual-variable displacement axial piston pumps
  
• Maximum Flow Rate: 2 × 240 L/min
  
• Pilot Pump Flow Rate: 21 L/min
  
• Pilot Circuit Pressure: 3.9 MPa
  
• Working Circuit Pressure: 31.4 / 34.3 MPa
  
• Travel Circuit Pressure: 34.3 MPa
  
• Swing Circuit Pressure: 26 MPa
  

• Arm Digging Force: 262 kN
  
• Bucket Digging Force: 293 kN
  
• Maximum Traction Force: 350 kN
  
• Ground Pressure: 80.42 kPa
  
• Swing Speed: 8 rpm
  
• Travel Speed: 5.3 / 3.1 km/h
  
• Gradeability: 35°
  

• Transport Length: 12,095 mm
  
• Transport Width: 3,360 mm
  
• Transport Height: 3,790 mm
  
• Cab Height: 3,470 mm
  
• Upper Structure Width: 3,290 mm
  
• Track Length: 5,440 mm
  
• Track Width: 3,360 mm
  
• Track Gauge: 2,740 mm
  
• Track Shoe Width: 600 mm
  
• Minimum Ground Clearance: 560 mm
  
• Rear Swing Radius: 3,765 mm
  

• Maximum Digging Radius: 12,841 mm (with breaker)
  
• Maximum Digging Depth: 8,077 mm (with breaker)
  
• Maximum Digging Height: 12,279 mm (with breaker)
  

• Fuel Tank Capacity: 750 L
  
• Engine Oil Capacity: 50 L
  
• Cooling System Capacity: 50 L
  
• Final Drive Oil Capacity: 2 × 15 L