New CAT Equipment

308 CR Mini Hydraulic Excavator

Mini Excavators Inspired by Our Customers

The Cat® 308 CR Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.

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Benefits

Up To 10% Lower Total Cost of Ownership*

with improved fuel efficiency and longer service intervals.

*Versus previous models.

ALWAYS STANDARD

• Stick Steer
• Cruise Control
• Advanced Touchscreen Monitor
• VisionLink™ Connect

Up To 20% More Performance*

with customizable operator settings and improvements in lift, swing, travel and multifunction.

*Versus previous models.

Learn more about the 308 CR Mini Hydraulic Excavator

Watch

  • Air Conditioning System
    Air Conditioning
    The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf (Europe) (Global Warming Potential = 1430). See label or instruction manual for gas refrigerant identification. The system contains 0.75 kg (1.65 lb), 0.90 kg (1.98 lb) or 1.0 kg (2.20 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons) for R134a and 0.001 tonnes (0.001 tons) for R1234yf (Europe).
  • Blade
    Angle Blade - Left
    25 degrees
    Angle Blade - Right
    25 degrees
    Angle Blade Height
    17.5 in
    Angle Blade Width
    90.6 in
    Height
    17 in
    Width - Standard
    90.6 in
    Width - Wide
    96.5 in
  • Certification - Cab
    Roll Over Protective Structure (ROPS)
    ISO 12117-2:2008
    Top Guard
    ISO 10262:1998 (Level I)
  • Dimensions - Long Stick
    Boom In Reach
    126.6 in
    Boom Swing - Left
    23.8 in
    Boom Swing - Right
    36.8 in
    Cab Height
    100 in
    Dig Depth
    182.8 in
    Ground Clearance
    13.8 in
    Height - Boom Transport - No Tools*
    89 in
    Height - Boom Working - With Tools**
    120.1 in
    Maximum Blade Depth
    16 in
    Maximum Blade Height
    14.6 in
    Maximum Dig Height
    277.1 in
    Maximum Dump Clearance
    199.7 in
    Maximum Reach
    300.7 in
    Maximum Reach - Ground Level
    293.7 in
    Note
    *Boom Height when stick is pinned in transport position with no attachments.
    Note (1)
    **Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
    Note (2)
    ***With blade positioned at the rear of the machine.
    O/A Track Width
    90.6 in
    O/A Undercarriage Length
    113.4 in
    Overall Shipping Length - with Counterweight
    6872 mm (270.6 in)***
    Overall Shipping Length - without Counterweight
    6872 mm (270.6 in)***
    Stick Length
    92.8 in
    Swing Bearing - Height
    29.7 in
    Tail Swing with Counterweight
    62.4 in
    Tail Swing without Counterweight
    57.1 in
    Track Belt/Shoe Width
    17.7 in
    Vertical Wall
    134 in
  • Dimensions - Standard Stick
    Boom In Reach
    120.4 in
    Boom Swing - Left
    23.8 in
    Boom Swing - Right
    36.8 in
    Cab Height
    100 in
    Dig Depth
    161.7 in
    Ground Clearance
    13.8 in
    Height - Boom Transport - No Tools*
    95.7 in
    Height - Boom Working - With Tools**
    104.7 in
    Maximum Blade Depth
    16 in
    Maximum Blade Height
    14.6 in
    Maximum Dig Height
    265.2 in
    Maximum Dump Clearance
    187.4 in
    Maximum Reach
    281.1 in
    Maximum Reach - Ground Level
    273.6 in
    Note
    *Boom Height when stick is pinned in transport position with no attachments.
    Note (1)
    **Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
    Note (2)
    ***With blade positioned at the rear of the machine.
    O/A Track Width
    90.6 in
    O/A Undercarriage Length
    113.4 in
    Overall Shipping Length - with Counterweight
    264 in
    Overall Shipping Length - without Counterweight
    258.8 in
    Stick Length
    71.7 in
    Swing Bearing - Height
    29.7 in
    Tail Swing with Counterweight
    62.4 in
    Tail Swing without Counterweight
    57.1 in
    Track Belt/Shoe Width
    17.7 in
    Vertical Wall
    117.8 in
  • Engine
    Bore
    3.5 in
    Displacement
    171 in³
    Engine Model
    Cat® C2.8 Turbo
    Gross Power - ISO 14396
    74.3 hp
    Net Power
    69 hp
    Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
    69 hp
    Note
    Meets U.S. EPA Tier 4 Final and EU Stage V emissions standards.
    Note (1)
    Advertised power is tested per the specified standard in effect at the time of manufacture.
    Note (2)
    Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
    Stroke
    4.3 in
  • Hydraulic System
    Digging Force - Bucket
    13946 lbf
    Digging Force - Stick - Long
    8032 lbf
    Digging Force - Stick - Standard
    9509 lbf
    Maximum Auxiliary Circuit - Primary - Flow at Pump
    35 gpm
    Maximum Auxiliary Circuit - Primary - Pressure at Pump
    4134 psi
    Maximum Auxiliary Circuit - Secondary - Flow at Pump
    9 gpm
    Maximum Auxiliary Circuit - Secondary - Pressure at Pump
    4134 psi
    Note
    Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
    Operating Pressure - Equipment
    4134 psi
    Operating Pressure - Swing
    3626 psi
    Operating Pressure - Travel
    4134 psi
    Pump Flow at 2,400 rpm
    44 gpm
    Type
    Load Sensing Hydraulics with Variable Displacement Piston Pump
  • Service Refill Capacities
    Cooling System
    2.6 gal (US)
    Engine Oil
    2.3 gal (US)
    Fuel Tank
    39 gal (US)
    Hydraulic System
    29 gal (US)
    Hydraulic Tank
    14 gal (US)
  • Sound
    Average Exterior Sound Pressure (ISO 6395:2008)
    99 dB(A)
    Note
    European Union Directive "2000/14/EC"
    Operator Sound Pressure (ISO 6396:2008)
    72 dB(A)
  • Sustainability
    Recyclability
    96%
  • Swing System
    Boom Swing - Left
    60 degrees
    Boom Swing - Right
    50 degrees
    Machine Swing Speed
    10.6 r/min
  • Travel System
    Gradeability - Maximum
    30 degrees
    Ground Pressure - Maximum Weight
    6 psi
    Ground Pressure - Minimum Weight
    5.4 psi
    Maximum Traction Force - High Speed
    6250 lbf
    Maximum Traction Force - Low Speed
    15175 lbf
    Travel Speed - High
    3.2 mile/h
    Travel Speed - Low
    1.9 mile/h
  • Weight Increase from Minimum Configuration
    Angle Blade
    490 lb
    Counterweight
    551 lb
    Counterweight (extra)
    1103 lb
    Long Stick
    146 lb
    Steel Tracks with Pads
    752 lb
  • Weights
    Maximum Operating Weight with Cab**
    20771 lb
    Minimum Operating Weight with Cab*
    18754 lb
    Note (1)
    *Minimum Weight is based on rubber tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
    Note (2)
    **Maximum Weight is based on steel tracks with rubber pads, (500 kg/1,103 lb) counterweight, operator, full fuel tank, long stick, blade and no bucket.
    Operating Weight
    20771 lb
ENGINE
  • Cat C2.8 Turbo Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) - Electronic Engine, Turbo, Fit-For-Life Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC) Aftertreatment System
  • Cat C2.8 Turbo Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) - Electronic Engine, Turbo, Fit-For-Life Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC) Aftertreatment System
  • Automatic Engine Idle
  • Automatic Engine Idle
  • Automatic Engine Shutdown
  • Automatic Engine Shutdown
  • Automatic Swing Brake
  • Automatic Swing Brake
  • Automatic Two Speed Travel
  • Automatic Two Speed Travel
  • Fuel Water Separator with Indicator
  • Fuel Water Separator with Indicator
  • Radial Seal – Double Element Air Filter
  • Radial Seal – Double Element Air Filter
  • Extended Life Coolant, –37° C (–35° F)
  • Extended Life Coolant, –37° C (–35° F)
HYDRAULICS
  • Electronic Variable Displacement Piston Pump
  • Load Sensing/Flow Sharing Hydraulics
  • Electronic Variable Displacement Piston Pump
  • Power On Demand
  • Load Sensing/Flow Sharing Hydraulics
  • Hydraulic Temperature Monitoring
  • Power On Demand
  • Certified Accumulator
  • Hydraulic Temperature Monitoring
  • HYDO Advanced Hydraulic Oil
  • Certified Accumulator
  • HYDO Advanced Hydraulic Oil
OPERATOR ENVIRONMENT
  • Stick Steer Mode
  • Travel Cruise Control
  • Top Guard ISO 10262 1998 Level I
  • Control Pattern Changer
  • ROPS ISO 12117-2:2008
  • Adjustable Wrist Rests
  • Stick Steer Mode
  • Molded Footrests
  • Travel Cruise Control
  • Removable, Washable Floor Mat
  • Control Pattern Changer
  • Travel Pedals and Hand Levers
  • Adjustable Wrist Rests
  • Cat Key with Passcode Option
  • Molded Footrests
  • HVAC with Automatic Temperature Control
  • Removable, Washable Floor Mat
  • Hydraulic Lockout Controls
  • Travel Pedals and Hand Levers
  • Integrated Lower Front Window
  • Cat Key with Passcode Option
  • Assisted Front Window Overhead Storage
  • HVAC with Automatic Temperature Control
  • Rear Window Emergency Exit
  • Hydraulic Lockout Controls
  • Fabric, High Back, Suspension Seat
  • Integrated Lower Front Window
  • Retractable Seat Belt (75 mm/3 in)
  • Assisted Front Window Overhead Storage
  • Coat Hook
  • Rear Window Emergency Exit
  • Cup Holder
  • Fabric, High Back, Suspension Seat
  • LED Interior Light
  • Retractable Seat Belt (75 mm/3 in)
  • Literature Holder
  • Coat Hook
  • Mounting Bosses for Top and Front Guards
  • Cup Holder
  • 12V Power Socket
  • LED Interior Light
  • Radio – Bluetooth, Auxiliary, Microphone, USB (charging only)
  • Literature Holder
  • Skylight
  • Mounting Bosses for Top and Front Guards
  • Signaling/Warning Horn
  • 12V Power Socket
  • Cab and (left side) Boom Work Lights
  • Radio – Bluetooth, Auxiliary, Microphone, USB (charging only)
  • Utility Space for Mobile Phone
  • Skylight
  • Next Generation Color LCD Monitor (IP66)
    – Jog Dial Interface
    – Fuel Level and Coolant Temperature Gauges
    – Maintenance and Machine Monitoring
    – Performance and Machine Adjustments
    – Numeric Security Code
    – Multiple Languages
    – Camera Ready (IP68 & IP69K)
    – Hour Meter with Wake Up Switch
  • Signaling/Warning Horn
  • Cab and (left side) Boom Work Lights
  • Utility Space for Mobile Phone
  • Next Generation Color LCD Monitor (IP66)
    – Jog Dial Interface
    – Fuel Level and Coolant Temperature Gauges
    – Maintenance and Machine Monitoring
    – Performance and Machine Adjustments
    – Numeric Security Code
    – Multiple Languages
    – Camera Ready (IP68 & IP69K)
    – Hour Meter with Wake Up Switch
TECHNOLOGY
  • Product Link™ Elite (regulations apply)
UNDERCARRIAGE
  • Greased and Lubricated Track
  • Tie Down Eyes on Track Frame
  • Dozer Blade
  • Dozer Float
  • Greased and Lubricated Track
  • Bolt-on, Reversible Wear Edge
  • Tie Down Eyes on Track Frame
  • Dozer Blade
  • Dozer Float
  • Bolt-on, Reversible Wear Edge
BOOM, STICK AND LINKAGES
  • One Piece Boom (3400 mm/133.9 in)
  • Standard Stick (1820 mm/71.7 in)
  • Front Shovel Capable – Pin-on/Manual Coupler/Hydraulic Coupler (not available in all regions)
  • Thumb Ready (not available in all regions)
  • One Piece Boom (3400 mm/133.9 in)
  • Standard Stick (1820 mm/71.7 in)
  • Front Shovel Capable – Pin-on/Manual Coupler/Hydraulic Coupler (not available in all regions)
  • Thumb Ready (not available in all regions)
GUARDING
  • ROPS ISO 12117-2:2008
  • Top Guard ISO 10262 1998 (Level I)
ELECTRICAL
  • 12 Volt Electrical System
  • 60 Ampere Alternator
  • Circuit Breaker
  • 900 CCA Maintenance Free Battery
  • Lock Out/Tag Out Battery Disconnect
  • Ignition Key Stop Switch
  • 12 Volt Electrical System
  • Rear Camera
  • 60 Ampere Alternator
  • Circuit Breaker
  • 900 CCA Maintenance Free Battery
  • Battery Disconnect
  • Ignition Key Stop Switch
OTHER
  • Locks on External Enclosure Doors
  • Lockable Fuel Cap
  • Beacon Socket
  • Rear Reflectors
  • Locks on External Enclosure Doors
  • Lockable Fuel Cap
  • Beacon Socket
  • Rear Reflectors
OPERATOR ENVIRONMENT
  • Push to Start with Bluetooth® Key
  • Push to Start with Bluetooth® Key
  • Air Suspension Heated Seat
  • Air Suspension Heated Seat
  • Rain Visor
  • Seat Belt Reminder System
  • Next Generation Advanced Monitor (below are all included with Next Generation Advanced Monitor option)
    – Touch Screen
    – Site Reference System
    – High Definition Camera Capable (IP68 & IP69K)
    – Numeric Security Code
  • Rain Visor
  • Next Generation Advanced Monitor (below are all included with Next Generation Advanced Monitor option)
    – Touch Screen
    – Site Reference System
    – High Definition Camera Capable (IP68 & IP69K)
    – Numeric Security Code
UNDERCARRIAGE
  • Wide Dozer Blade
  • Steel Tracks (450 mm/17.7 in wide)
  • Wide Steel Tracks (600 mm/23.6 in)
  • Steel Track with Rubber Pads
  • Track Guides
  • Wide Dozer Blade
  • Dozer Angle Blade
  • Steel Tracks (450 mm/17.7 in wide)
  • Wide Steel Tracks (600 mm/23.6 in)
  • Steel Track with Rubber Pads
  • Track Guides
  • Dozer Angle Blade
BOOM, STICK AND LINKAGES
  • Long Stick (2360 mm/92.9 in)
  • Attachments including Buckets, Augers and Hammers
  • 2nd Auxiliary Hydraulic Lines
  • Boom Lowering Check Valve
  • Stick Lowering Check Valve
  • Certified Lifting Eye
  • Long Stick (2360 mm/92.9 in)
  • Attachments including Buckets, Augers and Hammers
  • 2nd Auxiliary Hydraulic Lines
  • Boom Lowering Check Valve (Standard in Europe)
  • Stick Lowering Check Valve (Standard in Europe)
  • Certified Lifting Eye
ELECTRICAL
  • Product Link™ Elite (regulations apply)
  • Travel Alarm
  • Rearview Camera
  • Rotating Beacon
  • Travel Alarm
  • Rearview Camera
  • Rotating Beacon
GUARDING
  • Mesh Front Guard ISO 10262 1998 Level I
  • Heavy Duty Front Guard ISO 10262 1998 Level II
  • Overhead Cab Guard ISO 10262 1998 Level II
  • Top Guard 10262 1998 (Level II)
  • Polycarbonate Front Window EN356 P5A
  • Front Guard (Mesh) ISO 10262 1998 (Level I)
  • Track Guards
  • Front Guard (Heavy Duty) ISO 10262 1998 (Level II)
  • Track Guards
OTHER
  • Additional Counterweight
  • Counterweight (250 kg/551 lb)
  • Water Jacket Heater
  • Counterweight (500 kg/1103 lb)
  • Refueling Pump
  • Water Jacket Heater
  • Variable Angle Boom (refer to 308 CR VAB brochure for VAB specs and additional information)
  • Refueling Pump
  • Variable Angle Boom (refer to 308 CR VAB brochure for VAB specs and additional information)
TECHNOLOGY
  • Ease of Use Indicate
  • Ease of Use E-Fence
  • Ease of Use Laser Catcher
  • Cat Grade Advanced 2D
  • Cat Grade 3D
  • Ease of Use Indicate
  • Ease of Use E-Fence
  • Cat Grade Advanced 2D
  • Cat Grade 3D
  • Product Link Elite (regulations apply)
HYDRAULICS
  • Third Auxiliary
  • Third Auxiliary

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