The Caterpillar 320 C L crawler excavator was introduced in 2002, with an operating weight of 45,856 lb (20.8 t), engine output of 138 hp (103 kW) and a bucket capacity of 1.57 yd³ (1.2 m³). Maximum digging depth is 20 ft (6.11 m), maximum horizontal reach is 30.3 ft (9.24 m) and it uses the 3066 ATAAC engine.
Caterpillar Crawler Excavator Specifications
Crawler Excavator • Introduced 2002 • 3066 ATAAC
Weight: 45,856 lb (20.8 t)Power: 138 hp (103 kW)Bucket: 1.57 yd³ (1.2 m³)Dig depth: 20 ft (6.11 m)
Key specifications
45,856 lb (20.8 t)Operating weight
138 hp (103 kW)Engine power
1.57 yd³ (1.2 m³)Bucket capacity
20 ft (6.11 m)Digging depth
30.3 ft (9.24 m)Horizontal reach
25,403 lbf (113 kN)Tear-out force
23.6 in (600 mm)Track width
2002Introduced
Useful excavator charts
Charts appear only when enough usable specifications are available.
Digging geometry
Dig depth
20 ft
Reach
30.3 ft
Transport dimensions
Length
30.9 ft
Width
9.8 ft
Height
9.9 ft
Model spec snapshot
Main numeric specifications for this excavator.
45,856 lbWeight
138 hpPower
1.57 yd³Bucket
25,403 lbfTear-out
How the Caterpillar 320 C L compares
Comparison is against Caterpillar crawler excavators in the same broad operating-weight class where enough comparable data exists.
Engine power
138 hp
13% below avg
26th percentile
Bucket capacity
1.57 yd³
In line with avg
45th percentile
Digging depth
20 ft
7% below avg
8th percentile
Horizontal reach
30.3 ft
6% below avg
5th percentile
Engine power138 hp
Low 114 hpAverage 158 hpHigh 208 hp
About 13% below the peer average.
Bucket capacity1.57 yd³
Low 0.78 yd³Average 1.59 yd³High 2.11 yd³
In line with the peer average.
Digging depth20 ft
Low 19.4 ftAverage 21.5 ftHigh 25.6 ft
About 7% below the peer average.
Horizontal reach30.3 ft
Low 30.3 ftAverage 32.3 ftHigh 36.6 ft
About 6% below the peer average.
Tear-out force25,403 lbf
Low 22,256 lbfAverage 30,702 lbfHigh 45,861 lbf
About 17% below the peer average.
This model Peer average
Crawler excavator information
Manufacturer
Caterpillar
Model
320 C L
Introduced
2002
Undercarriage
SL
Boom
MB
Operating specifications
Operating weight
45,856 lb (20.8 t)
Bucket capacity
1.57 yd³ (1.2 m³)
Bucket width
4.6 ft (1.4 m)
Maximum digging depth
20 ft (6.11 m)
Maximum horizontal reach
30.3 ft (9.24 m)
Tear-out force
25,403 lbf (113 kN)
Engine and emissions
Engine manufacturer
Caterpillar
Engine model
3066 ATAAC
Engine power
138 hp (103 kW)
Displacement
391 cu in (6.4 L)
RPM at maximum torque
1800 rpm
Diesel particulate filter
No
Dimensions and transport
Transport length
30.9 ft (9.42 m)
Transport width
9.8 ft (2.98 m)
Transport height
9.9 ft (3.01 m)
Track width
23.6 in (600 mm)
Equipment and features
Air conditioning
Yes
Disclaimer: Specifications can vary by configuration, market and attachment. Verify critical dimensions, capacities and ratings against the official machine documentation and the Caterpillar USA website.
