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301.7 CR Mini Hydraulic Excavator

The Cat® 301.7 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

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    Product Specs

    Weights

    Operating Weight 4222 lb
    Minimum Operating Weight with Canopy* 3946 lb
    Maximum Operating Weight with Canopy** 4222 lb
    Note (2) **Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank.
    Note (1) *Minimum Weight is based on rubber tracks, operator, expandable undercarriage and full fuel tank.
    Note (3) ***CE Plate Weight is based on the most common EU configuration. Includes 75 kg (165 lb) operator and full fuel tank and excludes bucket.
    EU: CE Plate Weight*** 4167 lb

    Dimensions - Long Stick

    Dig Depth 100 in
    Tail Swing 25.6 in
    O/A Shipping Height 90.6 in
    Maximum Blade Height 10.6 in
    Minimum Ground Clearance Below Undercarriage 5.5 in
    O/A Undercarriage Length 62.6 in
    Boom Height - Shipping Position 40.9 in
    Maximum Dump Clearance 98.8 in
    Track Belt/Shoe Width 9.1 in
    Maximum Dig Height 137.4 in
    Track Width - Expanded 51.18 in
    Maximum Reach - Ground Level 159.8 in
    Swing Bearing - Height 17.4 in
    Boom Swing - Left 65 °
    Stick Length 45.7 in
    Vertical Wall 74.4 in
    Track Width - Retracted 39 in
    Boom Swing - Right 50 °
    Note *Overall Shipping Length depends on blade position during shipment.
    Maximum Reach 162.6 in
    Boom In Reach 63.8 in
    Overall Shipping Length* 141.3 in
    Maximum Blade Depth 10.4 in

    Engine

    Engine Model C1.1
    Emissions Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
    Bore 3 in
    Stroke 3.2 in
    Displacement 69 in³
    Note Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
    Note (1) Advertised power is tested per the specified standard in effect at the time of manufacture.
    Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC 21 HP
    Engine Power 21.6 HP

    Blade

    Height 8.9 in
    Note *Expanded – 1300 mm (51 in)
    Width* 39 in

    Hydraulic System

    Operating Pressure - Equipment 3553.4 psi
    Operating Pressure - Swing 2132.1 psi
    Digging Force - Stick - Standard 2135.7 lbf
    Pump Flow at 2,400 rpm 17.4 gal/min
    Auxiliary Circuit - Primary - Pressure 3553.4 psi
    Digging Force - Bucket 3641.9 lbf
    Auxiliary Circuit - Secondary - Pressure 3553.4 psi
    Operating Pressure - Travel 3553.4 psi
    Type Load Sensing Hydraulics with Variable Displacement Piston Pump
    Auxiliary Circuit - Secondary - Flow 3.7 gal/min
    Auxiliary Circuit - Primary - Flow 8.7 gal/min
    Digging Force - Stick - Long 1865.9 lbf

    Dimensions - Standard Stick

    Track Belt/Shoe Width 9.1 in
    Overall Shipping Length* 142.5 in
    Track Width - Expanded 51.18 in
    O/A Undercarriage Length 62.6 in
    Maximum Reach - Ground Level 153.5 in
    Boom Height - Shipping Position 42.9 in
    Boom Swing - Left 65 °
    Maximum Reach 156.3 in
    Maximum Blade Depth 10.4 in
    Dig Depth 92.5 in
    Maximum Dump Clearance 96.5 in
    Maximum Blade Height 10.6 in
    Tail Swing 25.6 in
    Boom In Reach 64.2 in
    Minimum Ground Clearance Below Undercarriage 5.5 in
    O/A Shipping Height 90.6 in
    Swing Bearing - Height 17.4 in
    Stick Length 37.8 in
    Vertical Wall 70.9 in
    Boom Swing - Right 50 °
    Track Width - Retracted 39 in
    Maximum Dig Height 135 in
    Note *Overall Shipping Length depends on blade position during shipment.

    Travel System

    Maximum Traction Force - High Speed 2675.2 lbf
    Travel Speed - High 2.7 mile/h
    Ground Pressure - Maximum Weight 4.4 psi
    Travel Speed - Low 1.8 mile/h
    Maximum Traction Force - Low Speed 4136.5 lbf
    Gradeability - Maximum 30 degrees
    Ground Pressure - Minimum Weight 4 psi

    Service Refill Capacities

    Engine Oil 1.2 gal (US)
    Hydraulic Tank 4.8 gal (US)
    Fuel Tank 5.8 gal (US)
    Cooling System 1 gal (US)
    Hydraulic System 6.9 gal (US)

    Sound

    Average Exterior Sound Pressure (ISO 6395:2008) 93 dB(A)
    Note European Union Directive “2000/14/EC”

    Weight Increase from Minimum Configuration

    Steel Tracks 110 lb
    Long Stick 22 lb
    Expandable Undercarriage Standard
    Heavy Counterweight 148 lb

    Swing System

    Machine Swing Speed 9.8 r/min

    Certification - Canopy

    Roll Over Protective Structure (ROPS) ISO 12117-2:2008
    Top Guard ISO 10262:1998 (Level I)
    Tip Over Protective Structure (TOPS) ISO 12117:1997

    Sustainability

    Recyclability 95%