| Manufacturer |
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Case Construction |
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| Model Year |
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2012 |
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| Model |
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CX31B |
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| MSRP |
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Request a Quote
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| DIMENSIONS | |
| Length |
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14 ft. 4 in. (4.39 m) |
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| Height |
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8 ft. 5 in. (2.57 m) |
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| Width |
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Upperstructure: 5 ft. 1 in. (1.55 m) |
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| Weight |
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6,679 lbs. (3,030 kg) with 165 lb. (75 kg) operator, 179 lb. (81 kg) bucket, full fuel and standard equipment |
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| Ground Clearance |
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Upperstructure: 1 ft. 10 in. (570 mm) Minimum: 12.9 in. (330 mm) |
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| Turning Radius |
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Maximum Dig Radius: 16 ft. 2 in. (4.93 m) Dig Radius at Groundline: 15 ft. 6 in. (4.78 m) |
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| Tank Capacity |
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Engine with Filter Change: 1.8 gal. (6.7 l) Radiator: 1.2 gal. (4.6 l) |
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| Fuel Tank Capacity |
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10 gal. (38 l) |
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| Hydraulic Tank Capacity |
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Refill Capacity: 10 gal. (38 l) Total System: 12.7 gal. (48 l) |
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| DRIVETRAIN | |
| Transmission Type |
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Travel Motor (2): 2-speed axial piston design Final Drive: Planetary gear reduction |
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| Transmission Speed |
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0-8.9 rpm |
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| Track Length |
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6 ft. 7 in. (2 m) |
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| Track Width |
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With 11.8 in. (300 mm) Shoes: 5 ft. 1 in. (1.55 m) |
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| ENGINE | |
| Engine Make |
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Yanmar |
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| Engine Model |
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3TNV88-BPYB Tier IV compliant |
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| Net Horsepower |
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28.4 hp (21.2 kW) @ 2,400 rpm (per SAE J1349) |
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| Displacement |
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100 ci (1,642 cc) |
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| Bore x Stroke |
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3.46 x 3.54 in. (88 x 90 mm) |
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| Cylinders |
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3 |
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| Torque |
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Net: 72.6 ft. lbs. (98.4 Nm) @ 1,440 rpm |
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| Fuel Type |
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Diesel, direct fuel injection with mechanical pump and full flow fuel filter |
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| Cooling |
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Liquid |
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| Rated Speed - High |
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1.6 mph (2.6 km/h) forward / reverse |
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| Rated Speed - Low |
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2.8 mph (4.5 km/h) forward / reverse |
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| BATTERY | |
| Voltage |
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12V (1) 12V low maintenance battery |
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| Amps |
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24A |
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| HYDRAULICS | |
| System Relief Pressure |
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Standard: 3,336 psi (23 MPa) Pilot Control Hydraulic System: 514 psi (3.5 MPa) |
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| Hydraulic Reserve |
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Hydraulic Capacity (maximum): 2 x 10.1 gpm (2 x 38.4 lpm) Auxiliary Flow: 15.5 gpm (59 lpm) Pilot Control Hydraulic System Capacity (maximum): 3.1 gpm (11.7 lpm) |
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| Hydraulic Cylinders |
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1 Boom: Bore Diameter: 3.15 in. (80 mm) Rod Diameter: 1.77 in. (45 mm) Stroke: 23 in. (585 mm) 2 Arm: Bore Diameter: 2.95 in. (75 mm) Rod Diameter: 1.77 in. (45 mm) Stroke: 21.3 in. (541 mm) 1 Cylinder: Bore Diameter: 2.56 in. (65 mm) Rod Diameter: 1.38 in. (35 mm) Stroke: 19.6 in. (497 mm) |
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| Pump |
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Tandem variable displacement axial piston pumps Pilot Control Hydraulic System: 1 gear pump |
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| OPERATIONAL | |
| Arm Length |
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3 ft. 11 in. (1.19 m) |
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| Arm Weight |
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Bare: 157 lbs. (71.2 kg) With Bucket Cylinder Linkage & Plumbing: 108 lbs. (49 kg) Total: 265 lbs. (116 kg) |
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| Dig Depth |
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9 ft. 2 in. (2.81 m) Vertical Straight Wall Dig Depth: 7 ft. 1 in. (2.16 m) |
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| Bucket Reach |
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15 ft. 7 in. (4.77 m) |
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| Bucket Digging Force |
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8,430 lbs. (3,824 kg) 2-position bucket - power position Arm Digging Force: 3,867 lbs. (1,754 kg) |
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| Dump Height |
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11 ft. 0 in. (3.36 m) |
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| Boom Length |
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7 ft. 7 in. (2.31 m) |
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| Boom Weight |
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Boom with Arm Cylinder & Plumbing: 452 lbs. (205 kg) |
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| Boom Swing Radius |
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Tail Swing: 2 ft. 7 in. (775 mm) |
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| Boom Swing Radius - Left |
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70° |
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| Boom Swing Radius - Right |
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60° |
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