Overview The Cat 320D/D L Series 2 Hydraulic Excavator incorporates innovations to improve your job site efficiency through low owning and operating costs, excellent performance, and high versatility. Engine Units: Engine Model Cat C7.1 Net Flywheel Power 106.0 kW Bore 105.0 mm Stroke 135.0 mm Displacement 7.01 L Engine Power - ISO 14396 112.5 kW Net Power - SAE J1349 106.0 kW Weights Operating Weight 22390.0 kg Operating Weight (ISO 6016): Long Undercarriage - Maximum Operating Weight 22390.0 kg Operating Weight (ISO 6016): Long Undercarriage - Minimum Operating Weight 21680.0 kg Operating Weight (ISO 6016): Standard Undercarriage - Maximum Operating Weight 21690.0 kg Operating Weight (ISO 6016): Standard Undercarriage - Minimum Operating Weight 21040.0 kg Operating Weight - Long Undercarriage 21 680 kg-22 390 kg (47,800 lb-49,360 lb) Operating Weight - Std. Undercarriage 21 040 kg-21 690 kg (46,390 lb-47,820 lb) Service Refill Capacities Fuel Tank Capacity 410.0 L Cooling System 25.0 L Engine Oil 22.0 L Final Drive (each) 8.0 L Hydraulic System (including tank) 260.0 L Hydraulic Oil 138.0 L Swing Drive (each) 8.0 L Swing Mechanism Swing Speed 10.9 RPM Swing Torque 61.8 kNm Drive Maximum Drawbar Pull 205.0 kN Maximum Travel Speed 5.4 km/h Hydraulic System Pilot System - Maximum Pressure 3900.0 kPa Boom Cylinder - Bore 120.0 mm Boom Cylinder - Stroke 1260.0 mm Stick Cylinder - Bore 140.0 mm Stick Cylinder - Stroke 1504.0 mm B1 Bucket Cylinder - Bore 120.0 mm B1 Bucket Cylinder - Stroke 1104.0 mm Main System - Maximum Flow (Total) 404.0 L/min Maximum Pressure - Equipment 35000.0 kPa Maximum Pressure - Equipment (Lift mode ON) 36000.0 kPa Maximum Pressure - Swing 25000.0 kPa Maximum Pressure - Travel 35000.0 kPa Pilot System - Maximum Flow 32.4 L/min (1,977 in3/min) Swing System - Maximum Flow 202.0 L/min