# Caterpillar 304E2CR for Sale in Piscataway, NJ **URL:** ## Listing details - **Price:** $52,500.00 USD - **Listing ID:** 79700236 - **Manufacturer:** Caterpillar - **Model:** 304E2CR - **Category:** Mini Excavators - **Hours:** 793 - **Serial number:** ME407731 - **Location:** Piscataway, NJ ## Description Air Conditioner, Auxiliary Hydraulics Pressure, Coupler Type - Mechanical, Lighting, REAR VIEW CAMERA, Rubber Track ## Machine details ### GENERAL APPEARANCE - **Standard Lift:** . ### SAFETY ITEMS - **ROPS:** Yes - **ROPS Certification Plate:** Yes ### OPERATOR STATION - **Current O&MM:** Yes ### ENGINE - **Blow By:** No - **Knocking:** No - **Oil Leaks:** No - **Water in Oil:** No ### COOLING SYSTEM - **Coolers:** Good - **Radiator:** Good - **Water Pump:** Good ### ELECTRICAL, STARTING AND CHARGING SYSTEM - **Block Heater:** Yes ### HYDRAULICS - **Boom Cylinder:** Poor - **Bucket Cylinder:** Good - **Control Linkage:** Good - **Hose Lines:** Good - **Operating Condition - HYDRAULICS:** Good - **Pump Drive:** Good - **Pumps & Valves:** Good - **Stick Cylinder:** Good - **Swing Gear:** Good - **Swing Motors:** Good - **Travel Motors:** Good ### BOOM - **Boom Condition:** Good - **Boom Pins:** Good - **Pins & Bushings - BOOM:** Good ### STICK - **Pins & Bushings - STICK:** Good - **Stick Conditions:** Good ### BUCKET - **Quick Coupler:** Yes ### UNDERCARRIAGE - **Pins & Bushings Turned?:** No ### COMMENTS, MISC. REPAIRS, GENERAL REMARKS - **Pins & Bushings Turned?:** . - **Pins & Bushings Turned?:** INSPECTED 6/17/25 @ 793.2 HRS - **Pins & Bushings Turned?:** AUX HYD - **Pins & Bushings Turned?:** AM FM BT ## Manufacturer specifications ### Air Conditioning System - **Air Conditioning:** The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.4 metric tonnes. ### Blade - **Dig Depth:** 18.5 in (46.99 cm) - **Height:** 12.8 in (32.51 cm) - **Lift Height:** 15.7 in (39.88 cm) - **Width:** 6.4 ft (1.95 m) ### Cab - **Dynamic Operator Sound Pressure Level (Iso 6396:2008):** 81 dB(A) - **Exterior Sound Power Level - Iso 6395:2008\*:** 96 dB(A) - **Note:** \*European Union Directive 2000/14/EC ### Certification - Cab And Canopy - **Roll Over Protective Structure (Rops):** ISO 12117-2 - **Tip Over Protective Structure (Tops):** ISO 12117 - **Top Guard:** ISO 10262 (Level I) ### Dimensions - Long Stick - **Boom Height - Shipping Position:** 70 in (177.8 cm) - **Boom In Reach:** 87 in (220.98 cm) - **Boom Swing - Left:** 26 in (66.04 cm) - **Boom Swing - Right:** 29 in (73.66 cm) - **Dig Depth:** 135 in (342.9 cm) - **Maximum Blade Depth:** 19 in (48.26 cm) - **Maximum Blade Height:** 16 in (40.64 cm) - **Maximum Dig Height:** 200 in (508 cm) - **Maximum Dump Clearance:** 145 in (368.3 cm) - **Maximum Reach:** 220 in (558.8 cm) - **Maximum Reach - Ground Level:** 215 in (546.1 cm) - **O/A Shipping Height:** 98 in (248.92 cm) - **O/A Shipping Length:** 194 in (492.76 cm) - **O/A Track Width:** 77 in (195.58 cm) - **O/A Undercarriage Length:** 87 in (220.98 cm) - **Swing Bearing - Height:** 22 in (55.88 cm) - **Tail Swing:** 38 in (96.52 cm) - **Track Belt/Shoe Width:** 14 in (35.56 cm) - **Vertical Wall:** 101 in (256.54 cm) ### Dimensions - Standard Stick - **Boom Height - Shipping Position:** 58 in (147.32 cm) - **Boom In Reach:** 83 in (210.82 cm) - **Boom Swing - Left:** 26 in (66.04 cm) - **Boom Swing - Right:** 29 in (73.66 cm) - **Dig Depth:** 123 in (312.42 cm) - **Maximum Blade Depth:** 19 in (48.26 cm) - **Maximum Blade Height:** 16 in (40.64 cm) - **Maximum Dig Height:** 196 in (497.84 cm) - **Maximum Dump Clearance:** 141 in (358.14 cm) - **Maximum Reach:** 211 in (535.94 cm) - **Maximum Reach - Ground Level:** 206 in (523.24 cm) - **O/A Shipping Height:** 98 in (248.92 cm) - **O/A Shipping Length:** 190 in (482.6 cm) - **O/A Track Width:** 77 in (195.58 cm) - **O/A Undercarriage Length:** 87 in (220.98 cm) - **Swing Bearing - Height:** 22 in (55.88 cm) - **Tail Swing:** 38 in (96.52 cm) - **Track Belt/Shoe Width:** 14 in (35.56 cm) - **Vertical Wall:** 95 in (241.3 cm) ### Engine - **Bore:** 3.4 in (8.64 cm) - **Displacement:** 146 cu in (2392.52 cu cm) - **Emissions:** \*Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards. - **Engine Model:** Cat C2.4 - **Gross Power - Iso 14396:** 41.8 hp (31.17 kw) - **Net Power:** 40.2 hp (29.98 kw) - **Rated Net Power - 2,200 Rpm - Iso 9249/Eec 80/1269:** 40.2 hp (29.98 kw) - **Stroke:** 4 in (10.16 cm) ### General Specifications - **Booms - One-piece (since 2016):** 430 lbs (195.04 kg) - **Counterweight - Standard (since 2016):** 1113 lbs (504.85 kg) - **Range Dimension A (source diagram) (since 2016):** 141 in (358.14 cm) - **Range Dimension A (source diagram) (since 2016):** 145 in (368.3 cm) - **Range Dimension B (source diagram) (since 2016):** 206 in (523.24 cm) - **Range Dimension B (source diagram) (since 2016):** 216 in (548.64 cm) - **Range Dimension C (source diagram) (since 2016):** 123 in (312.42 cm) - **Range Dimension C (source diagram) (since 2016):** 135 in (342.9 cm) - **Range Dimension D (source diagram) (since 2016):** 95 in (241.3 cm) - **Range Dimension D (source diagram) (since 2016):** 101 in (256.54 cm) - **Range Dimension E (source diagram) (since 2016):** 104 in (264.16 cm) - **Range Dimension E (source diagram) (since 2016):** 117 in (297.18 cm) - **Range Dimension F (source diagram) (since 2016):** 169 in (429.26 cm) - **Range Dimension F (source diagram) (since 2016):** 173 in (439.42 cm) - **Range Dimension G (source diagram) (since 2016):** 196 in (497.84 cm) - **Range Dimension G (source diagram) (since 2016):** 200 in (508 cm) - **Shipping Dimension A (source diagram) (since 2016):** 98 in (248.92 cm) - **Shipping Dimension B (source diagram) (since 2016):** 77 in (195.58 cm) - **Shipping Dimension C (source diagram) (since 2016):** 77 in (195.58 cm) - **Shipping Dimension D (source diagram) (since 2016):** 12 in (30.48 cm) - **Shipping Dimension E (source diagram) (since 2016):** 22 in (55.88 cm) - **Shipping Dimension F (source diagram) (since 2016):** 38 in (96.52 cm) - **Shipping Dimension G (source diagram) (since 2016):** 87 in (220.98 cm) - **Shipping Dimension H (source diagram) (since 2016):** 190 in (482.6 cm) - **Shipping Dimension J (source diagram) (since 2016):** 58 in (147.32 cm) - **Shipping Dimension K (source diagram) (since 2016):** 70 in (177.8 cm) - **Shipping Dimension L (source diagram) (since 2016):** 62 in (157.48 cm) - **Shipping Dimension L (source diagram) (since 2017):** 63 in (160.02 cm) - **Standard Undercarriage (std shoe) (since 2016):** 2330 lbs (1056.87 kg) - **Stick (since 2016):** 66 in (167.64 cm) - **Stick (since 2016):** 87 in (220.98 cm) - **Stick (since 2017):** 55 in (139.7 cm) - **Stick (since 2017):** 70 in (177.8 cm) - **Sticks - Long Stick (since 2016):** 280 lbs (127.01 kg) - **Sticks - Medium Stick (since 2016):** 210 lbs (95.25 kg) - **Upperstructure (complete w/o ctwt) (since 2016):** 2970 lbs (1347.17 kg) ### Hydraulic System - **Auxiliary Circuit - Primary (186 Bar/2,734 Psi):** 18.5 gpm (70.02 lpm) - **Auxiliary Circuit - Secondary (174 Bar/2,524 Psi):** 6.6 gpm (24.98 lpm) - **Digging Force - Bucket:** 8498 lbs (3854.63 kg) - **Digging Force - Stick - Long:** 4384 lbs (1988.55 kg) - **Digging Force - Stick - Standard:** 4856 lbs (2202.65 kg) - **Hydraulic System Type:** Load Sensing Hydraulics with Variable Displacement Piston Pump - **Operating Pressure - Equipment:** 3553 psi - **Operating Pressure - Swing:** 3132 psi - **Operating Pressure - Travel:** 3553 psi - **Pump Flow At 2,200 Rpm:** 26.4 gpm (99.92 lpm) ### Lift Capacities At Ground Level - Lift Point Radius: 3000 Mm (118 In) - **Blade Down - Front:** 3462 lbs (1570.34 kg) - **Blade Down - Side:** 2007 lbs (910.36 kg) - **Blade Up - Front:** 1808 lbs (820.1 kg) - **Blade Up - Side:** 1808 lbs (820.1 kg) ### Lift Capacities At Ground Level - Lift Point Radius: 4500 Mm (177 In) - **Blade Down - Front:** 1896 lbs (860.01 kg) - **Blade Down - Side:** 1058 lbs (479.9 kg) - **Blade Up - Front:** 948 lbs (430.01 kg) - **Blade Up - Side:** 948 lbs (430.01 kg) ### Operating Specifications - **Stick Length - Long:** 64 in (162.56 cm) - **Stick Length - Standard:** 52 in (132.08 cm) ### Operational - **Operating Weight:** 8996 lbs (4080.52 kg) ### Service Refill Capacities - **Cooling System:** 1.5 gal (5.68 l) - **Engine Oil:** 2.5 gal (9.46 l) - **Fuel Tank:** 12.2 gal (46.18 l) - **Hydraulic System:** 17.2 gal (65.1 l) - **Hydraulic Tank:** 11.2 gal (42.39 l) ### Swing System - **Boom Swing - Left - With Stop\*:** 55 degrees - **Boom Swing - Left - Without Stop\*:** 70 degrees - **Machine Swing Speed:** 10 rpm - **Note:** \*Automatic swing brake, spring applied, hydraulic release. ### Travel System - **Gradeability - Maximum:** 30 degrees - **Ground Pressure - Cab:** 4.3 psi - **Ground Pressure - Canopy:** 4.1 psi - **Maximum Traction Force - High Speed:** 3799 lbs (1723.2 kg) - **Maximum Traction Force - Low Speed:** 6969 lbs (3161.09 kg) - **Travel Speed - High:** 3.2 mph (5.15 kph) - **Travel Speed - Low:** 2.1 mph (3.38 kph) ### Undercarriage - **Number Of Carrier Rollers:** 1 - **Number Of Track Rollers:** 4 - **Track Roller Type:** Center Flange ### Weights\* - **Note:** \*Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines. - **Weight - Cab, Long Stick:** 8996 lbs (4080.52 kg) - **Weight - Cab, Standard Stick:** 8930 lbs (4050.58 kg) - **Weight - Canopy, Long Stick:** 8721 lbs (3955.78 kg) - **Weight - Canopy, Standard Stick:** 8655 lbs (3925.85 kg) ## About this model The Caterpillar 304E2 CR is a compact mini excavator designed for construction, landscaping, utility, and site preparation work in confined spaces. It features a reduced tail swing design for improved maneuverability near walls, roads, and other obstacles. The 304E2 CR is part of Caterpillar's E2 series and is commonly used for digging, trenching, grading, and material handling. Its compact size supports transportability and access to tight job sites while maintaining excavator performance. The model is available with multiple attachment options, making it suitable for a range of light to medium-duty applications in urban and residential environments. ## Photos ![Caterpillar 304E2CR](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1iMTFhNjNiNzlhNGM5MDgzOTZkODAwMjFlYzVjODRmYyYkdHh0PUZPTEVZJTJDJTIwSU5DLiYzMTE3Nw==) ![Caterpillar 304E2CR photo 2](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz04NDdlNzViNGEyNTJhYjkzODRlNmQ1MjViMjdjN2JiOSYkdHh0PUZPTEVZJTJDJTIwSU5DLiYxMTEzNA==) ![Caterpillar 304E2CR photo 3](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1hYjQ3NzRmZDFhOTQ0MmY0OWNhMzk3MjAxYmJmZTJkMSYkdHh0PUZPTEVZJTJDJTIwSU5DLiY4Nzkx) ![Caterpillar 304E2CR photo 4](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1kZmI1OGE0Y2ZlM2Y5ZjFlOWQ4MmU1OTczNjhjYTdiZiYkdHh0PUZPTEVZJTJDJTIwSU5DLiY3MjQ1) ![Caterpillar 304E2CR photo 5](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1iZjQzZTM2OTYyMTA0NzI5Y2EyNjNlNTU0NGYzMWIxMyYkdHh0PUZPTEVZJTJDJTIwSU5DLiY0MjgwNw==) ![Caterpillar 304E2CR photo 6](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz05ZDdkZmMyZDdlZWZjOTEwOTQzZGZlZjNlNjc5MjBiZCYkdHh0PUZPTEVZJTJDJTIwSU5DLiY1NjY3OA==) ![Caterpillar 304E2CR photo 7](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1hNDQ5NWUxYTMzMjVlNDIxZGM3ZDc4M2JkODZhM2FiNyYkdHh0PUZPTEVZJTJDJTIwSU5DLiYzOTI4NQ==) ![Caterpillar 304E2CR photo 8](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1iNWNmYzFiM2ZiY2MwNmVkODZmZmYxOTcxODkzYTczMCYkdHh0PUZPTEVZJTJDJTIwSU5DLiY1MjU3MQ==) ![Caterpillar 304E2CR photo 9](http://s7d2.scene7.com/is/image/CatUsedProduction/wtk?JHNyYz1jYWFmNjkwMmQ2MmIxMWQ2ZTRjOWY0ODhkNGYxNWRhNiYkdHh0PUZPTEVZJTJDJTIwSU5DLiY2NTA0Mg==) ![Caterpillar 304E2CR photo 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