Category : Excavators ➔ Manufacturer : Caterpillar ➔ Model : 320D L ➔
The Caterpillar 320D L is a hydraulic excavator in Caterpillar's 20-ton class, designed for general earthmoving, trenching, site preparation, and utility work. It features a long undercarriage for improved stability and ground contact, supporting efficient operation in varied jobsite conditions. The 320D L is commonly equipped with a Caterpillar diesel engine, hydraulic system, and operator cab designed for productivity and control. It is used in construction, infrastructure, and material handling applications. The model is part of Caterpillar's 320D series and is recognized for balanced digging performance, transportability, and compatibility with a range of buckets and attachments.
Boom/Stick 1
Caterpillar 320D L Excavator Boom/Stick 1 specifications
Boom/Stick 1
Boom 18\'7\" (5680mm) / Stick 12\'8\" (3900mm) -Reach
Max Cutting Height
32.58 ft (9.93 m)
Max Digging Depth
25.17 ft (7.67 m)
Max Loading Height
22.75 ft (6.93 m)
Max Reach Along Ground
35.33 ft (10.77 m)
Max Vertical Wall Digging Depth
22.83 ft (6.96 m)
Shipping Height Of Unit
12.25 ft (3.73 m)
Shipping Length Of Unit
31.00 ft (9.45 m)
Boom/Stick 2
Caterpillar 320D L Excavator Boom/Stick 2 specifications
Boom/Stick 2
Boom 18\'7\" (5680mm) / Stick 9\'7\" (2900mm) -Reach
Max Cutting Height
31.17 ft (9.50 m)
Max Digging Depth
22.08 ft (6.73 m)
Max Loading Height
21.33 ft (6.50 m)
Max Reach Along Ground
32.33 ft (9.85 m)
Max Vertical Wall Digging Depth
19.93 ft (6.07 m)
Shipping Height Of Unit
9.92 ft (3.02 m)
Shipping Length Of Unit
31.00 ft (9.45 m)
Boom/Stick 3
Caterpillar 320D L Excavator Boom/Stick 3 specifications
Boom/Stick 3
Boom 18\'7\" (5680mm) / Stick 8\'2\" (2500mm) -Reach
Max Cutting Height
30.50 ft (9.30 m)
Max Digging Depth
20.67 ft (6.30 m)
Max Loading Height
20.67 ft (6.30 m)
Max Reach Along Ground
31.00 ft (9.45 m)
Max Vertical Wall Digging Depth
18.50 ft (5.64 m)
Shipping Height Of Unit
10.00 ft (3.05 m)
Shipping Length Of Unit
31.00 ft (9.45 m)
Boom/Stick 4
Caterpillar 320D L Excavator Boom/Stick 4 specifications
Boom/Stick 4
Boom 17\'1\" (5200mm) / Stick 7\'10\" (2400mm) -Reach
Max Cutting Height
29.33 ft (8.94 m)
Max Digging Depth
19.33 ft (5.89 m)
Max Loading Height
18.75 ft (5.71 m)
Max Reach Along Ground
29.42 ft (8.97 m)
Max Vertical Wall Dig Depth
17.58 ft (5.36 m)
Shipping Height Of Unit
10.75 ft (3.28 m)
Shipping Length Of Unit
29.67 ft (9.04 m)
Boom/Stick 5
Caterpillar 320D L Excavator Boom/Stick 5 specifications
Boom/Stick 5
Boom 29\'1\" (8850mm) / Stick 20\'7\" (6280mm) -Reach
Max Cutting Height
31.00 ft (9.45 m)
Max Digging Depth
21.50 ft (6.55 m)
Max Loading Height
19.75 ft (6.02 m)
Max Reach Along Ground
31.92 ft (9.73 m)
Max Vertical Wall Dig Depth
16.33 ft (4.98 m)
Shipping Height Of Unit
10.50 ft (3.20 m)
Shipping Length Of Unit
41.58 ft (12.67 m)
Buckets
Caterpillar 320D L Excavator Buckets specifications
Maximum Bucket Capacity
1.6 cu yd
Minimum Bucket Capacity
0.6 cu yd
Reference Bucket Capacity
1.4 cu yd
Dimensions
Caterpillar 320D L Excavator Dimensions specifications
Counterweight Clearance
3.35 ft (1.02 m)
Ground Clearance
1.50 ft (0.46 m)
Height To Top Of Cab
9.67 ft (2.95 m)
Length Of Track On Ground
10.75 ft (3.28 m)
Removal Counterweight Clearance
3.33 ft (1.01 m)
Shipping Height
11.30 ft (3.44 m)
Shipping Length
30.98 ft (9.44 m)
Tail Swing Radius
9.00 ft (2.74 m)
Transport Width
10.44 ft (3.18 m)
Width To Outside Of Tracks
9.90 ft (3.02 m)
Drive
Caterpillar 320D L Excavator Drive specifications
Maximum Drawbar Pull
46,085.90 lbs (20,904.24 kg)
Maximum Travel Speed
3.50 mph (5.63 kph)
Engine
Caterpillar 320D L Excavator Engine specifications
Bore
4.10 in (10.41 cm)
Displacement
389.00 cu in (6,374.58 cu cm)
Engine Make
2236
Engine Model
C6.4 ACERT
Net Flywheel Power
148.00 hp (110.37 kw)
Net Power
148.00 hp (110.37 kw)
Net Power - Eec 80/1269
148.00 hp (110.37 kw)
Net Power - Iso 9249
148.00 hp (110.37 kw)
Net Power - Sae J1349
148.00 hp (110.37 kw)
Power Measured @
1800 rpm
Stroke
5.20 in (13.21 cm)
Hydraulic System
Caterpillar 320D L Excavator Hydraulic System specifications
B1 Family Bucket Cylinder - Bore
4.70 in (11.94 cm)
B1 Family Bucket Cylinder - Stroke
43.50 in (110.49 cm)
Boom Cylinder - Bore
4.70 in (11.94 cm)
Boom Cylinder - Stroke
49.60 in (125.98 cm)
Cb2 Family Bucket Cylinder - Bore
5.30 in (13.46 cm)
Cb2 Family Bucket Cylinder - Stroke
45.50 in (115.57 cm)
Main Implement System - Maximum Flow (2x)
54.00 gpm (204.39 lpm)
Mass Stick Cylinder - Bore
5.50 in (13.97 cm)
Mass Stick Cylinder - Stroke
59.20 in (150.37 cm)
Maximum Pressure - Equipment
5076 psi
Maximum Pressure - Heavy Lift
5076 psi
Maximum Pressure - Swing
3553 psi
Maximum Pressure - Travel
5076 psi
Pilot System - Maximum Flow
9.00 gpm (34.07 lpm)
Pilot System - Maximum Pressure
566 psi
Reach Stick Cylinder - Bore
5.50 in (13.97 cm)
Reach Stick Cylinder - Stroke
59.80 in (151.89 cm)
Operating Specifications
Caterpillar 320D L Excavator Operating Specifications specifications
Maximum Bucket Capacity
2.6 cu yd
Maximum Cutting Height
32.70 ft (9.97 m)
Maximum Loading Height
273.30 in (694.18 cm)
Maximum Vertical Wall Digging Depth
274.50 in (697.23 cm)
Minimum Loading Height
48.50 in (123.19 cm)
Operational
Caterpillar 320D L Excavator Operational specifications
Alternator Supplied Amperage
50 amps
Cooling System Fluid Capacity
6.60 gal (24.98 l)
Engine Oil Capacity
8.00 gal (30.28 l)
Fuel Capacity
108.00 gal (408.78 l)
Hydraulic Pump Flow Capacity
54.00 gpm (204.39 lpm)
Hydraulic System Fluid Capacity
69.00 gal (261.17 l)
Hydraulic System Relief Valve Pressure
5076 psi
Operating Voltage
24 V
Operating Weight
44,820.00 lbs (20,330.04 kg)
Swing Drive Fluid Capacity
2.10 gal (7.95 l)
Service Refill Capacities
Caterpillar 320D L Excavator Service Refill Capacities specifications
Cooling System
6.60 gal (24.98 l)
Engine Oil
8.00 gal (30.28 l)
Final Drive - Each
2.10 gal (7.95 l)
Fuel Tank Capacity
108.00 gal (408.78 l)
Hydraulic System - Including Tank
69.00 gal (261.17 l)
Hydraulic Tank
32.00 gal (121.12 l)
Hydraulic Tank - Including Suction Pipe
36.00 gal (136.26 l)
Swing Drive
2.10 gal (7.95 l)
Sound Performance
Caterpillar 320D L Excavator Sound Performance specifications
Performance
ANSI/SAE J1166 APR 90
Standards
Caterpillar 320D L Excavator Standards specifications
Brakes
SAE J1026 APR90
Cab/Fogs
SAE J1356 FEB88
Swing Mechanism
Caterpillar 320D L Excavator Swing Mechanism specifications
Swing Speed
11.5 rpm
Swing Torque
45,612.00 lbs ft (61,840.75 nm)
Track
Caterpillar 320D L Excavator Track specifications
Ground Clearance - Fixed Gauge
17.72 in (45.01 cm)
Standard With Long Undercarriage
27.60 in (70.10 cm)
Standard With Standard Undercarriage
23.70 in (60.20 cm)
Undercarriage
Caterpillar 320D L Excavator Undercarriage specifications
Drawbar Pull
46,085.82 lbs (20,904.20 kg)
Max Travel Speed
3.50 mph (5.63 kph)
Shoe Size
24.00 in (60.96 cm)
Track Gauge
7.25 ft (2.21 m)
Weights
Caterpillar 320D L Excavator Weights specifications
Base Machine With Counterweight And 800 Mm Shoes
38,514.80 lbs (17,470.04 kg)
Operating Weight
44,820.00 lbs (20,330.04 kg)
Operating Weight - Long Undercarriage
47,554.00 lbs (21,570.16 kg)
Operating Weight - Standard Undercarriage
44,820.00 lbs (20,330.04 kg)
