Overview
The Caterpillar M315D Mobile Excavator is a mobile excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 135 hp, operating weight of 39352.6 lb, working depth of 18.34 ft, reach of 29.24 ft, capacity of 1.1 yd³ and travel speed of 21.0 mph. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Caterpillar M315D Mobile Excavator against similar mobile excavator models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
39,462.80
lb
Net Power
138
hp
Gross Power
145
hp
Max Digging Depth
18.34
ft
Full Specifications
150 specs
Dimensions
Counterweight Clearance
4.14 ft / 1.26 m
Ground Clearance
1.22 ft / 0.37 m
Height to Top of Cab
10.34 ft / 3.15 m
Max Cutting Height
32.94 ft / 10.04 m
Max Digging Depth
18.34 ft / 5.59 m
Max Loading Height
22.81 ft / 6.95 m
Max Reach Along Ground
29.24 ft / 8.91 m
Max Vertical Wall Dig Depth
12.21 ft / 3.72 m
One-piece Boom / stick 2.1m
4
Overall Width
8.37 ft / 2.55 m
Overall Width - Outriggers Down
12.03 ft / 3.67 m
Shipping Height Of Unit
10.34 ft / 3.15 m
Shipping Length Of Unit
27.83 ft / 8.48 m
Support Point
140.16
System
67.3 gal (US)
Tail Swing Radius
7.27 ft / 2.22 m
Upper Structure Clearance
4.15 ft / 1.26 m
VA Boom / stick 2.1m
2
VA Boom / stick 2.6m
3
Wheelbase
8.37 ft / 2.55 m
Engine
2.1 M (6'11") Stick
1,036
2.4 M (7'10") Stick
1,133
2.6 M (8'6") Stick
1,168
3.1 M (10'2") Industrial Stick
992
Alternator Supplied Amperage
75 A
Bore
4.20 in / 107 mm
Cat C4.4 ACERT
Eec 80/1269
Cooling System Fluid Capacity
8 gal / 30.3 L
Counterweight
7,716 lb / 3,500 kg
Counterweights - Optional
8,590 lb / 3,896 kg
Counterweights - Standard
7,700 lb / 3,493 kg
Creeper Speed - 1st Gear
2
Creeper Speed - 2nd Gear
8
Cylinders
4
Displacement
269 cu in / 4.4 L
Dozer Blade
1,653 in / 41,986 mm
Eec 80/1269
135
Engine Make
2236
Engine Model
C4.4 Acert
Engine Oil Capacity
2.20 gal / 8.3 L
Final Drive
0.7
Forward/Reverse - 1st Gear
5
Forward/Reverse - 2nd Gear
21
Front And Rear Outriggers (1)
36,486
Front And Rear Outriggers (2)
37,588.80
Front And Rear Outriggers (3)
35,494
Front Diff Fluid Capacity
2.80 gal / 10.6 L
Fuel Capacity
62.10 gal / 235.1 L
Fuel Tank
62 gal / 234.7 L
Fuel Tank Capacity
62.10 gal / 235.1 L
Gross Power
145 hp / 108.1 kW
Hydraulic Pump Flow Capacity
58.20 gal/min / 220.3 L/min
Hydraulic System Fluid Capacity
58.20 gal / 220.3 L
Hydraulic System Relief Valve Pressure
5,076 psi / 350.0 bar
Hydraulic Tank
36 gal / 136.3 L
Iso 9249
135
Max Steering Angle
35 deg
Maximum Bucket Capacity
1.50 yd³ / 1.15 m³
Maximum Gradeability
69 %
Maximum Torque - 1,400 Rpm
406 lb-ft / 550 Nm
Minimum Bucket Capacity
0.50 yd³ / 0.38 m³
Net Power
135 hp / 100.7 kW
Net Power - 2,000 Rpm - Iso 9249 (Din)
137 hp / 102.2 kW
Net Power - Iso 9249
137 hp / 102.2 kW
Net Torque
406 lb-ft / 550 Nm
Number of Cylinders
4
Number of Forward Gears
2
Number of Reverse Gears
2
Offset Boom* - Front And Rear Outriggers
38,623
Offset Boom* - Rear Dozer Only
35,870
Offset Boom* - Rear Dozer, Front Outriggers
37,960
One-Piece Boom* - Front And Rear Outriggers
36,530
One-Piece Boom* - Rear Dozer Only
33,780
One-Piece Boom* - Rear Dozer, Front Outriggers
35,870
Operating Weight
39,463 lb / 17,900 kg
Oscillating Axle Angle
9 deg
Outriggers
2,116
Power Measured @
2,000 rpm
Ratings
2,000
Rear - Dozer Only (1)
33,731
Rear - Dozer Only (2)
34,833
Rear - Dozer Only (3)
32,739
Rear - Dozer, Front Outriggers (1)
35,825
Rear - Dozer, Front Outriggers (2)
36,927.40
Rear - Dozer, Front Outriggers (3)
34,833
Rear Diff Fluid Capacity
3.70 gal / 14.0 L
Reference Bucket Capacity
1.10 yd³ / 0.84 m³
Standard
10.00-20 dual pneumatic
Sticks - Long (2600 Mm)
1,167
Sticks - Medium (2400 Mm)
1,132
Sticks - Short (2100 Mm)
1,035
Stroke
5 in / 127 mm
Swing Speed
10.50 deg
Swing Torque
29,502 deg
Torque Measured @
1,400 rpm
Travel Speed
21.20 mph / 34.1 km/h
Va Boom* - Front And Rear Outriggers
37,630
Va Boom* - Rear Dozer Only
34,880
Va Boom* - Rear Dozer, Front Outriggers
36,970
Hydraulics
21 gal/min
1
58 gal/min
2
Heavy Lift
5,439 psi / 375.0 bar
High Pressure (1)
5,076 psi / 350.0 bar
High Pressure (2)
58 gal/min / 219.6 L/min
Implement/Travel Circuit
58 gal/min / 219.6 L/min
Maximum Flow - Auxiliary Circuit - High Pressure
58 gal/min / 219.6 L/min
Maximum Flow - Auxiliary Circuit - Medium Pressure
13.20 gal/min / 50.0 L/min
Maximum Flow - Implement/Travel Circuit
58 gal/min / 219.6 L/min
Maximum Flow - Swing Mechanism
21.10 gal/min / 79.9 L/min
Maximum Pressure
5,366 psi / 370.0 bar
Maximum Pressure - Auxiliary Circuit - High Pressure
5,076 psi / 350.0 bar
Maximum Pressure - Auxiliary Circuit - Medium Pressure
2,683 psi / 185.0 bar
Maximum Pressure - Implement Circuit - Heavy Lift
5,439 psi / 375.0 bar
Maximum Pressure - Implement Circuit - Normal
5,076 psi / 350.0 bar
Maximum Pressure - Swing Mechanism
5,366 psi / 370.0 bar
Maximum Pressure - Travel Circuit
5,076 psi / 350.0 bar
Medium Pressure (1)
2,683 psi / 185.0 bar
Medium Pressure (2)
13 gal/min / 49.2 L/min
Normal
5,076 psi / 350.0 bar
Performance
Exterior sound power level according to 2000/14/EC is 103 db (A) Interior sound pressure level LpA is 72 db (A)
Swing Mechanism (1)
5,366 psi / 370.0 bar
Swing Mechanism (2)
21 gal/min / 79.5 L/min
Tank Capacity
35.60 gal / 134.8 L
Travel Circuit
5,076 psi / 350.0 bar
Other
Bucket Digging Force - One Piece Boom
22,706 lb / 10,299 kg
Bucket Digging Force - Va Boom
22,706 lb / 10,299 kg
Maximum Digging Depth - One Piece Boom
19.40 ft / 5.91 m
Maximum Digging Depth - Va Boom
20 ft / 6.10 m
Maximum Reach - Ground Level
30.80 ft / 9.39 m
Maximum Reach - Ground Level, One Piece Boom
30.10 ft / 9.17 m
Maximum Reach - Ground Level, Va Boom
30.80 ft / 9.39 m
Stick Digging Force - One Piece Boom
18,210 lb / 8,260 kg
Stick Digging Force - Va Boom
18,210 lb / 8,260 kg
Brakes
SAE J1026 APR 90
Cab/Fogs
10,262
Cooling
7.90
Engine Crankcase
2.10 gal / 7.9 L
Front Steering Axle - Differential
3 lb / 1 kg
Hydraulic System - Including Tank
58 gal / 219.6 L
Maximum Digging Depth
20 ft / 6.10 m
Maximum Travel Speed
21 mph / 33.8 km/h
Net Power
138 hp / 102.9 kW
Powershift Transmission
0.70
Rear Axle - Housing (Differential)
4 lb / 2 kg
Undercarriage
Drawbar Pull
21,806 lb / 9,891 kg
Ground Clearance
1.25 ft / 0.38 m
Max Travel Speed
21.20 mph / 34.1 km/h
Minimum Turning Radius - End Of One-Piece Boom
27 ft / 8.23 m
Minimum Turning Radius - End Of Va Boom
23 ft / 7.01 m
Minimum Turning Radius - Outside Of Tire
21 ft / 6.40 m
Frequently Asked Questions
What is the operating weight of the Caterpillar M315D Mobile Excavator? +
The Caterpillar M315D Mobile Excavator has an operating weight of 39,463 lb (17,900 kg). This places it in a class suited for mobile excavator applications where ground pressure and transport weight are key considerations.
How powerful is the Caterpillar M315D Mobile Excavator engine? +
The Caterpillar M315D Mobile Excavator produces 145 hp (108.1 kW) of engine power. This output is typical for its weight class and designed to handle demanding Mobile Excavator work cycles efficiently.
What is the maximum digging depth of the Caterpillar M315D Mobile Excavator? +
The Caterpillar M315D Mobile Excavator has a maximum digging depth of 18.34 ft (5.59 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.
What is the maximum reach of the Caterpillar M315D Mobile Excavator? +
The Caterpillar M315D Mobile Excavator has a maximum reach along the ground of 29.24 ft (8.91 m), allowing it to work effectively across wide areas without repositioning.
What is the travel speed of the Caterpillar M315D Mobile Excavator? +
The Caterpillar M315D Mobile Excavator has a maximum travel speed of 21.2 mph (34.1 km/h), enabling efficient movement between work areas on the job site.
How does the Caterpillar M315D Mobile Excavator compare to similar Mobile Excavator models? +
You can compare the Caterpillar M315D Mobile Excavator side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.