304C CR



Engineered by Caterpillar to deliver high levels of productivity, versatility and serviceability.


Engine Model Mitsubishi S4Q2 Mitsubishi S4Q2 Less
Net Power 42.0 hp 31.0 kW Less
Gross Power 43.2 hp 32.2 kW Less


Operating Weight 10582.0 lb 4800.0 kg Less
Operating Weight with Cab 10844.0 lb 4920.0 kg Less


Max digging depth - standard stick 10.8 ft 3300.0 mm Less
Max reach ground level - standard stick 17.9 ft 5460.0 mm Less
Height over cab 8.37 ft 2550.0 mm Less
Length to Center of Rollers 17.91 ft 5460.0 mm Less
Max cutting height - long stick 17.98 ft 5480.0 mm Less
Max cutting height - standard stick 17.32 ft 5280.0 mm Less
Max digging depth - long stick 12.11 ft 3690.0 mm Less
Max dump height - long stick 12.8 ft 3900.0 mm Less
Max dump height - standard stick 12.11 ft 3690.0 mm Less
Max horizontal reach - long stick 19.13 ft 5830.0 mm Less
Max horizontal reach - standard stick 17.91 ft 5460.0 mm Less
Max vertical dig depth - standard stick 8.0 ft 2440.0 mm Less
Shipping Height 8.37 ft 2550.0 mm Less
Shipping Length 17.0 ft 5170.0 mm Less
Swing radius - rear 3.51 ft 1070.0 mm Less
Track Gauge 5.18 ft 1580.0 mm Less
Track Shoe Width 1.31 ft 400.0 mm Less
Transport Width 6.5 ft 1980.0 mm Less
Width over track 6.5 ft 1980.0 mm Less

Engine Dimensions

Bore 3.5 in 88.0 mm Less
Stroke 4.1 in 103.0 mm Less
Displacement 153.0 in3 2.5 L Less

Travel System

Gradeability (max) - high 30.0 Degrees 30.0 Degrees Less
Max traction force - high speed 5170.0 lb 23.0 kN Less
Max traction force - low speed 10027.0 lb 44.6 kN Less
Travel Speed - High 2.9 mph 4.6 km/h Less
Travel Speed - Low 1.6 mph 2.6 km/h Less

Hydraulic System

Operating Pressure - Equipment 3553.0 psi 245.0 bar Less
Digging Forces - Stick (standard) 5553.0 lb 24.7 kN Less
Digging Force - Stick (long) 4788.0 lb 21.3 kN Less
Digging Force - Bucket 10049.0 lb 44.7 kN Less
Operating Pressure - Travel 3553.0 psi 245.0 bar Less
Operating Pressure - Swing 2553.0 psi 176.0 bar Less
Auxiliary circuit - primary (245 bar, 3550 psi) 18.5 gal/min 70.0 L/min Less
Auxiliary circuits - secondary - at 174 bar 9.25 gal/min 35.0 L/min Less

Swing System

Machine Swing Speed 9.0 RPM 9.0 RPM Less
Boom swing - left (without stop) 80.0 Degrees 80.0 Degrees Less
Boom swing - left (with stop) 60.0 Degrees 60.0 Degrees Less
Boom Swing - Right 50.0 Degrees 50.0 Degrees Less

Sound Levels

Canopy 78.0 dB(A) 78.0 dB(A) Less
Cab 80.0 dB(A) 80.0 dB(A) Less


Width 78.0 in 1980.0 mm Less
Height 15.0 in 375.0 mm Less
Dig Depth 21.0 in 540.0 mm Less
Lift Height 17.0 in 420.0 mm Less

Service Refill Capacities

Cooling System 2.9 gal 11.0 L Less
Engine Oil 1.8 gal 7.0 L Less
Hydraulic Tank 12.7 gal 48.0 L Less
Fuel Tank 19.0 gal 72.0 L Less
Hydraulic System 20.6 gal 78.0 L Less

MSC Comments

MSC Spec Date 3/06 3/06 Less

Comfort and Ease of Operation

Class leading space and top level features levels lead to a comfortable and productive environment.

Performance and Versatility

The range of Cat buckets and hydraulically powered tools are machine matched to optimize performance.

Low Operating Costs

Good access to main check points and major components makes servicing and maintaining the 304C CR easier.

Angle Blade Configuration

Increased versatility and productivity are offered with the Cat angle blade

Customer Support

Industry-leading customer support is provided by the Cat dealer network.

304C CR Standard Equipment

Additional counterweight 165kg (364lb)

Adjustable wrist rests


Automatic swing park brake

Auxiliary hydraulic circuit valve, controls and 1 way hammer lines to the stick

2 way (auger) auxiliary hydraulic lines to the stick

Auxiliary line Quick couplers

Boom cylinder guard

Cab mounted work light

Canopy with FOPS ISO10262 (Level 1) and Tip-Over protection ISO12117

Coat hook and cup holder

Control pattern changer

Dial type accelerator

Dozer blade with float function

Floor mat

Foot travel pedals

Gauges or indicators for fuel level engine coolant temperature, hour meter, engine oil pressure, air cleaner, alternator and glow plugs, service interval


Hydraulic oil cooler

Lockable storage box

Low maintenance linkage pin joints

Maintenance free battery

Rubber track

Retractable seatbelt

Standard stick

Suspension seat, vinyl covered

'Thumb ready' sticks

Travel alarm

Two speed travel

304C CR Optional Equipment

Air conditioning

Additional auxiliary lines

Biodegradable hydraulic oil

Boom check valve

Boom mounted light

Cab, fully glazed with FOPS ISO10262 (Level 1) and Tip- Over Protection ISO 12117 with:heater/defroster, interior light and windshield wiper/washer

Ecology drain valve for hydraulic tank

Ecology drain valve for engine oil

Fan and sun blind installation

Front screen guard for cab and canopy

Immobilizer system

Long stick

Mechanical Quick coupler

Mirrors for Cab and Canopy

Radio installation kit Factory fitted radio/CD player

Seatbelt, 75 mm (3 in) wide

Suspension seat, fabric covered

High back suspension seat, fabric covered

Tool kit

Work tools

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