Detailed Specifications
1. Engine
• Model: Komatsu 4D87E
• Type: 4-cylinder, water-cooled, direct injection diesel engine
• Net Horsepower: 29.5 kW / 40 HP
• Displacement: 2.189 L
• Emission Compliance: Tier 2 / Stage II
2. Weights & Dimensions
• Operating Weight:
◦ With cab: Approximately 5,300 kg (11,684 lb)
• Shipping Length: 5,710 mm (18' 9")
• Shipping Height (to top of cab): 2,570 mm (8' 5")
• Shipping Width: 2,060 mm (6' 9")
• Tail Swing Radius: 1,670 mm (5' 6")
• Undercarriage
◦ Track Shoe Width: 400 mm (16") / 450 mm (18") / 500 mm (20") options
◦ Track Length: 2,760 mm (9' 1")
◦ Ground Clearance: 380 mm (1' 3")
3. Performance
• Travel Speed:
◦ Low: 2.8 km/h (1.7 mph)
◦ High: 4.8 km/h (3.0 mph)
• Swing Speed: 11.0 rpm
• Gradeability: 70% (35°)
• Ground Pressure:
◦ With 450 mm shoes: 33.7 kPa (4.9 psi)
• Fuel Tank Capacity: 90 L (24 US gal)
4. Hydraulic System
• Main Pump: Variable displacement axial piston pump x 2
• Main Relief Valve Pressure: 31.4 MPa (4,554 psi)
• Hydraulic Oil Tank Capacity: 75 L (20 US gal)
5. Bucket & Digging Force
• Standard Bucket Capacity Range: 0.04 - 0.21 m³ (0.05 - 0.28 yd³)
◦ *A common "go-to" bucket was the 0.15 m³ (0.20 yd³) GP bucket.*
• Digging Force (Bucket): 35 kN (7,868 lbf)
• Digging Force (Arm): 24 kN (5,395 lbf)
• Max. Digging Depth: 3,830 mm (12' 7")
• Max. Reach at Ground Level: 5,960 mm (19' 7")
• Max. Dumping Height: 4,190 mm (13' 9")