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Caterpillar 320E L RR Excavator Specs

The Caterpillar 320E L RR is a hydraulic excavator in Caterpillar's 20-ton class, designed for general earthmoving, trenching, utility work, and site preparation. The "L RR" designation refers to a long undercarriage with reduced tail swing, improving stability and allowing operation in confined jobsite areas. The 320E L RR is typically equipped with a Caterpillar diesel engine, hydraulic system, and operator cab designed for productivity and visibility. Common attachments include buckets, hammers, and grapples. This model is used in construction, roadwork, and material handling applications where reach, balance, and maneuverability are required.


Dimensions

Caterpillar 320E L RR Excavator Dimensions specifications
Ground Clearance 7.90 ft (2.41 m)
Height - Top of Cab 9.80 ft (2.99 m)
Length of Track on Ground 14.70 ft (4.48 m)
Removal Counterweight Clearance 3.30 ft (1.01 m)
Tail Swing Radius 6.90 ft (2.10 m)

DRIVE SYSTEM

Caterpillar 320E L RR Excavator DRIVE SYSTEM specifications
Maximum Drawbar Pull 46,086.00 lbs (20,904.28 kg)

Engine

Caterpillar 320E L RR Excavator Engine specifications
Bore 4.10 in (10.41 cm)
Displacement 403.00 cu in (6,604.00 cu cm)
Engine Make Caterpillar
Engine Model Cat C6.6 ACERT
Gross Power 164.00 hp (122.30 kw)
Gross Power - SAE J1995 164.00 hp (122.30 kw)
Net Power 153.00 hp (114.09 kw)
Net Power - SAE J1349 153.00 hp (114.09 kw)
Stroke 5.00 in (12.70 cm)

Hydraulic System

Caterpillar 320E L RR Excavator Hydraulic System specifications
113.1 113.10 gpm (428.08 lpm)
Boom Cylinder - Bore 4.70 in (11.94 cm)
Boom Cylinder - Stroke 49.60 in (125.98 cm)
Maximum Pressure - Equipment - Normal 5076 psi
Maximum Pressure - Swing 3626 psi
Maximum Pressure - Travel 5076 psi
Stick Cylinder - Bore 5.50 in (13.97 cm)
Stick Cylinder - Stroke 59.20 in (150.37 cm)

Operating Specifications

Caterpillar 320E L RR Excavator Operating Specifications specifications
Cooling System Fluid Capacity 7.90 gal (29.90 l)
Engine Oil Capacity 6.10 gal (23.09 l)
Fuel Capacity 76.60 gal (289.93 l)
Hydraulic System Fluid Capacity 54.20 gal (205.15 l)
Operating Weight 52,250.00 lbs (23,700.23 kg)

Service Refill Capacities

Caterpillar 320E L RR Excavator Service Refill Capacities specifications
Cooling System 7.90 gal (29.90 l)
Final Drive - Each 2.10 gal (7.95 l)
Fuel Tank Capacity 76.60 gal (289.93 l)
Hydraulic System - Including Tank 54.20 gal (205.15 l)
Hydraulic Tank 30.40 gal (115.06 l)
Swing Drive 2.10 gal (7.95 l)

Standards

Caterpillar 320E L RR Excavator Standards specifications
Brakes ISO 10265 2008
Cab/FOGS ISO 10262 1998

Swing Mechanism

Caterpillar 320E L RR Excavator Swing Mechanism specifications
Swing Speed 11.2 rpm

Track

Caterpillar 320E L RR Excavator Track specifications
Number of Carrier Rollers - Each Side - Long Undercarriage 2 pieces
Number of Shoes - Each Side - Long Undercarriage 49 pieces
Number of Track Rollers - Each Side - Long Undercarriage 8 pieces

Undercarriage

Caterpillar 320E L RR Excavator Undercarriage specifications
Drawbar Pull 46,086.00 lbs (20,904.28 kg)
Max Travel Speed 3.50 mph (5.63 kph)
Number of Carrier Rollers per Side 2
Number of Shoes per Side 49
Number of Track Rollers per Side 8

Weights

Caterpillar 320E L RR Excavator Weights specifications
Maximum Operating Weight 56,440.00 lbs (25,600.79 kg)
Minimum Operating Weight 52,250.00 lbs (23,700.23 kg)
Operating Weight 56,440.00 lbs (25,600.79 kg)
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