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Caterpillar 320E L Excavator

The Caterpillar 320E L is a hydraulic excavator in Caterpillar's 20-ton class, designed for general earthmoving, trenching, site preparation, and material handling. The 320E L features a long undercarriage for improved stability and ground contact, supporting efficient digging and lifting performance. It is commonly equipped with a Caterpillar diesel engine, hydraulic system, and operator cab designed for visibility and control. The model is used in construction, utility, and infrastructure applications. As part of the Caterpillar excavator lineup, the 320E L is recognized for balanced digging power, reach, and versatility across a range of jobsite conditions.


See all Caterpillar 320E Ls for sale

Boom/Stick Excavator Option 1

Max Cutting Height32.50 ft (9.91 m)
Max Digging Depth24.90 ft (7.59 m)
Max Loading Height23.10 ft (7.04 m)
Max Reach Along Ground35.10 ft (10.70 m)
Max Vertical Wall Digging Depth22.70 ft (6.92 m)
Shipping Height of Unit12.30 ft (3.75 m)
Shipping Length of Unit30.70 ft (9.36 m)

Boom/Stick Excavator Option 2

Max Cutting Height30.80 ft (9.39 m)
Max Digging Depth22.10 ft (6.74 m)
Max Loading Height21.30 ft (6.49 m)
Max Reach Along Ground32.40 ft (9.88 m)
Max Vertical Wall Digging Depth16.70 ft (5.09 m)
Shipping Height of Unit10.30 ft (3.14 m)
Shipping Length of Unit31.30 ft (9.54 m)

Boom/Stick Excavator Option 3

Max Cutting Height44.60 ft (13.59 m)
Max Digging Depth38.40 ft (11.70 m)
Max Loading Height37.10 ft (11.31 m)
Max Reach Along Ground51.60 ft (15.73 m)
Max Vertical Wall Digging Depth38.30 ft (11.67 m)
Shipping Height of Unit10.50 ft (3.20 m)
Shipping Length of Unit41.90 ft (12.77 m)

Bucket

Maximum Bucket Capacity1.60 cu yd (1.22 cu m)
Minimum Bucket Capacity0.80 cu yd (0.61 cu m)
Reference Bucket Capacity1.10 cu yd (0.84 cu m)

Dimensions

Digging Depth51.50-38.30 ft (15.70-11.67 m)
Ground Clearance1.50 ft (0.46 m)
Height - Top of Cab9.80 ft (2.99 m)
Length of Track on Ground14.70 ft (4.48 m)
Removal Counterweight Clearance3.40 ft (1.04 m)
Tail Swing Radius9.30 ft (2.83 m)

DRIVE SYSTEM

Maximum Drawbar Pull46,086.00 lbs (20,904.28 kg)

Engine

Bore4.10 in (10.41 cm)
Displacement403.00 cu in (6,604.00 cu cm)
Engine MakeCaterpillar
Engine ModelCat C6.6 ACERT
Gross Power164.00 hp (122.30 kw)
Gross Power - SAE J1995164.00 hp (122.30 kw)
Net Power153.00 hp (114.09 kw)
Net Power - SAE J1349153.00 hp (114.09 kw)
Stroke5.00 in (12.70 cm)

Hydraulic System

113.1113.10 gpm (428.08 lpm)
Boom Cylinder - Bore4.70 in (11.94 cm)
Boom Cylinder - Stroke49.60 in (125.98 cm)
Maximum Pressure - Equipment - Normal5076 psi
Maximum Pressure - Swing3626 psi
Maximum Pressure - Travel5076 psi
Stick Cylinder - Bore5.50 in (13.97 cm)
Stick Cylinder - Stroke59.20 in (150.37 cm)

Operating Specifications

Cooling System Fluid Capacity7.90 gal (29.90 l)
Engine Oil Capacity6.10 gal (23.09 l)
Fuel Capacity108.30 gal (409.92 l)
Hydraulic System Fluid Capacity68.70 gal (260.03 l)
Swing Drive Fluid Capacity2.10 gal (7.95 l)

Service Refill Capacities

Cooling System7.90 gal (29.90 l)
Final Drive - Each2.10 gal (7.95 l)
Fuel Tank Capacity108.30 gal (409.92 l)
Hydraulic System - Including Tank68.70 gal (260.03 l)
Hydraulic Tank37.80 gal (143.07 l)
Swing Drive2.10 gal (7.95 l)

Standards

BrakesISO 10265 2008
Cab/FOGSISO 10262 1998

Swing Mechanism

Swing Speed11.2 rpm

Track

Number of Carrier Rollers - Each Side - Long Undercarriage2 pieces
Number of Shoes - Each Side - Long Undercarriage49 pieces
Number of Track Rollers - Each Side - Long Undercarriage8 pieces

Undercarriage

Drawbar Pull46,086.00 lbs (20,904.28 kg)
Max Travel Speed3.50 mph (5.63 kph)
Number of Carrier Rollers per Side2
Number of Shoes per Side49
Number of Track Rollers per Side8
Track Gauge7.90 ft (2.41 m)

Weights

Maximum Operating Weight54,450.00 lbs (24,698.14 kg)
Minimum Operating Weight47,400.00 lbs (21,500.31 kg)
Operating Weight54,450.00 lbs (24,698.14 kg)
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