Caterpillar 309 CR Specs (Weight, Engine & Digging)

The Caterpillar 309 CR crawler excavator was introduced in 2019, with an operating weight of 20,723 lb (9.4 t), engine output of 70 hp (52 kW) and a maximum digging depth of 13.3 ft (4.06 m). Maximum horizontal reach is 22.7 ft (6.93 m) and it uses the C3.3B engine.

Caterpillar Crawler Excavator Specifications

Crawler Excavator • Introduced 2019 • C3.3B

Weight: 20,723 lb (9.4 t)Power: 70 hp (52 kW)Dig depth: 13.3 ft (4.06 m)

Key specifications

20,723 lb (9.4 t)Operating weight
70 hp (52 kW)Engine power
13.3 ft (4.06 m)Digging depth
22.7 ft (6.93 m)Horizontal reach
13,938 lbf (62 kN)Tear-out force
17.7 in (450 mm)Track width
2019Introduced

Useful excavator charts

Charts appear only when enough usable specifications are available.

Digging geometry
Dig depth

13.3 ft

Reach

22.7 ft

Transport dimensions
Length

22.1 ft

Width

8.1 ft

Height

8.2 ft

Model spec snapshot
Main numeric specifications for this excavator.
20,723 lbWeight
70 hpPower
13,938 lbfTear-out

How the Caterpillar 309 CR compares

Comparison is against Caterpillar crawler excavators in the same broad operating-weight class where enough comparable data exists.

Engine power
70 hp
15% above avg
81st percentile
Digging depth
13.3 ft
In line with avg
37th percentile
Horizontal reach
22.7 ft
In line with avg
63rd percentile
Tear-out force
13,938 lbf
19% above avg
80th percentile
Engine power70 hp
Low 48 hpAverage 61 hpHigh 73 hp

About 15% above the peer average.

Digging depth13.3 ft
Low 11.4 ftAverage 13.5 ftHigh 16.6 ft

In line with the peer average.

Horizontal reach22.7 ft
Low 19.8 ftAverage 22.2 ftHigh 25.4 ft

In line with the peer average.

Tear-out force13,938 lbf
Low 7,851 lbfAverage 11,727 lbfHigh 16,479 lbf

About 19% above the peer average.

This model Peer average

Crawler excavator information

Manufacturer Caterpillar
Model 309 CR
Introduced 2019

Operating specifications

Operating weight 20,723 lb (9.4 t)
Maximum digging depth 13.3 ft (4.06 m)
Maximum horizontal reach 22.7 ft (6.93 m)
Tear-out force 13,938 lbf (62 kN)

Engine and emissions

Engine manufacturer Caterpillar
Engine model C3.3B
Engine power 70 hp (52 kW)
Displacement 203 cu in (3.3 L)
Cylinder bore × stroke 3.7 × 4.72 in (94 × 120 mm)
Emission level Tier 4 Final/ V
Diesel particulate filter No

Dimensions and transport

Transport length 22.1 ft (6.73 m)
Transport width 8.1 ft (2.47 m)
Transport height 8.2 ft (2.49 m)
Track width 17.7 in (450 mm)

Equipment and features

Air conditioning Yes
Blade 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.