The Cat 304 C R is a mini excavator listed for 2002-2006. Key specifications include a listed machine weight of about 9,480 lb, approximately 35.5 hp and a listed digging depth of about 10.99 ft.
Key specifications
2002-2006Model years
9,480 lbMachine weight
35.5 hpEngine power
2.7 ft³Bucket
6.5 ftTransport width
10.99 ftDigging depth
17.13 ftDigging reach
Cat 304 C R size and digging visual
This diagram is generated from the listed transport dimensions for this specific mini excavator.
Top-view transport footprint
Length 16.99 ft • Width 6.5 ft
Side-view transport envelope
Length 16.99 ft • Height 8.51 ft
Listed digging envelopedigging depth 10.99 ft • digging reach 17.13 ft
These are the published specification values for this model and are not a jobsite clearance or excavation safety calculation.
How the Cat 304 C R compares
These figures compare this machine with other Caterpillar mini excavators in this specifications database. They are descriptive database comparisons, not performance ratings.
Machine weight9,480 lb
Low 2,620 lbAverage 7,373 lbHigh 11,905 lb
About 29% heavier than the Cat mini excavators database average. Around the 74th percentile within this Cat mini excavators dataset.
Engine power35.5 hp
Low 17.4 hpAverage 29.7 hpHigh 47.9 hp
About 20% higher than the Cat mini excavators database average. Around the 64th percentile within this Cat mini excavators dataset.
Bucket capacity2.7 ft³
Low 0.4 ft³Average 1.9 ft³High 2.8 ft³
About 44% higher than the Cat mini excavators database average. Around the 87th percentile within this Cat mini excavators dataset.
Transport width6.5 ft
Low 2.65 ftAverage 4.91 ftHigh 6.5 ft
About 32% wider than the Cat mini excavators database average. Around the 99th percentile within this Cat mini excavators dataset.
Max. digging depth10.99 ft
Low 5.73 ftAverage 9.63 ftHigh 12.45 ft
About 14% higher than the Cat mini excavators database average. Around the 77th percentile within this Cat mini excavators dataset.
This model Cat mini excavators average
Useful conversions and calculated specifications
Machine weight
9,480 lb (4,300 kg)
Engine power
35.5 hp (26.5 kW)
Bucket capacity
2.7 ft³ (0.08 m³)
Transport length
16.99 ft (5.18 m)
Transport width
6.5 ft (1.98 m)
Transport height
8.51 ft (2.6 m)
Max. digging depth
10.99 ft (3.35 m)
Max. digging reach
17.13 ft (5.22 m)
Engine displacement
107.4 cu in (1.76 L)
Power-to-weight
3.7 hp/1,000 lb (8.3 hp/tonne)
Cat 304 C R FAQ
What years is the Cat 304 C R listed for?
The available source specifications list the Cat 304 C R for 2002-2006.
How much does a Cat 304 C R weigh?
The listed machine weight is about 9,480 lb (4,300 kg).
How much horsepower does the Cat 304 C R have?
The engine is listed at approximately 35.5 hp (26.5 kW).
How deep can the Cat 304 C R dig?
The listed maximum digging depth is about 10.99 ft (3.35 m).
What is the digging reach of the Cat 304 C R?
The listed digging reach is about 17.13 ft (5.22 m).
How wide is the Cat 304 C R?
The listed transport width is about 6.5 ft (1.98 m). Bucket width can differ by attachment.
Model information
Listed years
2002-2006
Machine type
Mini Excavator
Model rating
7,50 / 10
Capacity and performance
Weight
9,480 lb (4,300 kg)
Bucket capacity
2.7 ft³ (0.08 m³)
Tear-out force
23.9 kN
Digging dimensions
Dredging depth
10.99 ft (3.35 m)
Max. reach horizontal
17.13 ft (5.22 m)
Dimensions and undercarriage
Transport length
16.99 ft (5.18 m)
Transport width
6.5 ft (1.98 m)
Transport height
8.51 ft (2.6 m)
Track width
15.7 in (400 mm)
Engine specifications
Engine type
S4L2 E2
Engine power
35.5 hp (26.5 kW)
Displacement
107.4 cu in (1.76 L)
RPM at max torque
2400 rpm
Equipment
Model series
CR
Rubber track
Yes
Blade
No
Air conditioning
No
Disclaimer: Specifications can vary by market, production date, configuration, tracks, boom/stick, bucket and optional equipment. Historical and scraped data can also contain errors. Comparison figures on this page are calculated only from Cat mini excavators in this dataset. The size and digging diagram visualizes listed specifications and is not a transport-clearance, excavation-safety or operating-limit certification. For purchase, transport, service or safety decisions, verify critical specifications with official Caterpillar documentation. Visit the official Cat mini excavator website.
