The Case CX57C is a compact mini excavator designed for utility, landscaping, and light construction work. It is part of Case's C Series and is commonly used in confined job sites where maneuverability and reduced ground disturbance are important. The CX57C typically features a zero-tail-swing design, hydraulic pilot controls, and an enclosed cab or canopy configuration depending on specification. It is built for trenching, grading, digging, and material handling with compatibility for common attachments. The machine is positioned in the 5-ton class and is used by contractors needing a balance of digging performance, transportability, and operator visibility.
General Specifications
Case CX57C Mini Excavator General Specifications specifications
Digging Depth ft (m)
13.3 (4.1) — Starting 2025 Model Year
Digging Reach ft. (m)
20.6 (6.3) — Starting 2025 Model Year
Engine hp (kW)
66.9 (49.9) — Starting 2025 Model Year
Operating Weight lbs (kg)
12,270 (5565) — Starting 2025 Model Year
Boom
Case CX57C Mini Excavator Boom specifications
Arm Length
9.10 ft (2.77 m)
Boom Length
5.30 ft (1.62 m)
Boom/Stick Excavator Option 1
Case CX57C Mini Excavator Boom/Stick Excavator Option 1 specifications
Max Cutting Height
19.00 ft (5.79 m)
Max Digging Depth
12.60 ft (3.84 m)
Max Loading Height
13.30 ft (4.05 m)
Max Reach Along Ground
19.80 ft (6.04 m)
Max Vertical Wall Digging Depth
10.50 ft (3.20 m)
Max.Dumping Height
13.30 ft (4.05 m)
Shipping Height of Unit
8.40 ft (2.56 m)
Shipping Length of Unit
19.40 ft (5.91 m)
Boom/Stick Excavator Option 2
Case CX57C Mini Excavator Boom/Stick Excavator Option 2 specifications
Max Cutting Height
19.50 ft (5.94 m)
Max Digging Depth
13.40 ft (4.08 m)
Max Loading Height
13.80 ft (4.21 m)
Max Reach Along Ground
20.60 ft (6.28 m)
Max Vertical Wall Digging Depth
11.40 ft (3.47 m)
Shipping Height of Unit
8.40 ft (2.56 m)
Shipping Length of Unit
19.40 ft (5.91 m)
Capacities
Case CX57C Mini Excavator Capacities specifications
Engine oil w/ filter change
3.10 gal (11.73 l)
Fuel Tank
31.80 gal (120.36 l)
Hydraulic Tank
31.80 gal (120.36 l)
Radiator
2.60 gal (9.84 l)
Dimensions
Case CX57C Mini Excavator Dimensions specifications
Ground Clearance
1.30 ft (0.40 m)
Height - Top of Cab
8.40 ft (2.56 m)
Length of Track on Ground
6.60 ft (2.01 m)
Tail Swing Radius
5.50 ft (1.68 m)
Width to Outside of Tracks
6.30 ft (1.92 m)
Drive System
Case CX57C Mini Excavator Drive System specifications
Gradeability
35 degrees
Ground pressure
4.8 psi
Max drawbar pull
11,667.60 lbs (5,292.34 kg)
Maximum traction force
11,680.00 lbs (5,297.97 kg)
Electrical System
Case CX57C Mini Excavator Electrical System specifications
Alternator
60 amp
Battery
1 x 12 V x 100 Ah
Voltage
12 V
Engine
Case CX57C Mini Excavator Engine specifications
Cooling system
Water-cooled
Displacement
203.00 cu in (3,326.58 cu cm)
Emissions level
Tier 4 Final
Engine Model
Yanmar 4TNV98C
Fuel
Diesel
Fuel injection
Electronic common rail
Gross Power
66.90 hp (49.89 kw)
Max speed
2.50 mph (4.02 kph)
Max Torque
173.70 lbs ft (235.50 nm)
Net Power
65.10 hp (48.55 kw)
Number of Cylinders
4
Power Measured @
2400 rpm
Torque Measured @
1550 rpm
Hydraulic System
Case CX57C Mini Excavator Hydraulic System specifications
Main pump - Maximum flow
30.60 gpm (115.82 lpm)
Relief pressure
3130 psi 220 bar
Lift System
Case CX57C Mini Excavator Lift System specifications
Bucket Breakout Force
9,531.90 lbs (4,323.60 kg)
Lift over end Max. reach - lbs
2,822.00 lbs (1,280.04 kg)
Lift over side Max. reach
1,256.70 lbs (570.03 kg)
Operating Specifications
Case CX57C Mini Excavator Operating Specifications specifications
Operating Weight
12,268.80 lbs (5,565.04 kg)
Swing Mechanism
Case CX57C Mini Excavator Swing Mechanism specifications
Swing Speed
9.1 rpm
Undercarriage
Case CX57C Mini Excavator Undercarriage specifications
Number of Track Rollers per Side
5
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