Interior View

M322

Working hard has never been easier than with the Cat® M322 Wheeled Excavator. This machine is designed to help you take on a wide variety of challenges at a lower cost. The Cat M322 plays its part in optimizing the operator’s efficiency to increase cash flow. Enjoy the versatility, precision, and efficiency offered by integrated solutions like Cat Grade and Payload technologies. Combined with simplified maintenance, the M322 keeps you working quickly and easily.

Engine Power – ISO 14396:2002
174hp
Engine Power – ISO 14396 (DIN)
176hp (metric)
Engine Model
C 7.1
Net Power – ISO 9249
171hp
Net Power – ISO 9249 (DIN)
174hp (metric)
Bore
4.1in
Displacement
427.8in²
Stroke
5.3in
Biodiesel Capability
Up to B20¹
Emissions
Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards.
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, CEM exhaust gas aftertreatment, alternator, and cooling fan with engine speed at 2,200 rpm. Advertised power is tested per the specified standar
Note (2)
¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO
Operating Weight Maximum
52911lb
Operating Weight Minimum
44750lb
Forward/Reverse – 2nd Gear
18.6mile/h
Forward/Reverse – 1st Gear
5.6mile/h
Creeper Speed – 1st Gear
3.4mile/h
Creeper Speed – 2nd Gear
9.3mile/h
Drawbar Pull
28551lbf
Maximum Gradeability
70%
Main System – Maximum Flow – Implement
95gal/min
Maximum Pressure – Implement Circuit – Heavy Lift
5366psi
Maximum Pressure – Implement Circuit – Travel Circuit
5076psi
Maximum Pressure – Implement Circuit – Normal
5076psi
Swing Torque
44250lb/ft
Fuel Tank
124.2gal (US)
Diesel Exhaust Fluid (DEF)
7.9gal (US)
Cooling System
10.6gal (US)
Engine Oil
3.4gal (US)
Hydraulic Tank
52.8gal (US)
Hydraulic System – Including Tank
71.3gal (US)
Boom
VA 5.4m (17’10”)
Stick
2.9m (9’2″)
Shipping Height with Falling Object Guard
11ft
Support Point
11.3ft
Shipping Length
31.1ft
Tail Swing Radius
9.2ft
Counterweight Clearance
4.3ft
Ground Clearance
1.25ft
Wheel Base
9ft
Boom Type
VA 5.4m (17’10”)
Stick
2.9m (9’2″)
Bucket
GD 1.2 m³ (1.7 yd³)
Maximum Loading Height
24.7ft
Cutting Height
35.8ft
Maximum Digging Depth
21.8ft
Reach at Ground Level
33.4ft
Vertical Wall Digging Depth
17.3ft
Bucket Forces (ISO)
33946lbf
Stick Forces (ISO)
23605lbf
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.6ft
Note
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 1.43 metric tonnes.
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cab
    • ROPS, advanced sound suppression
    • Premium cab with auto-adjustable seat and air ventilation
    • High-resolution 254 mm (10 in) LCD touchscreen monitor
  • Boom And Sticks
    • 5.4 m (17’10”) variable adjustable boom
  • Cat Technology
    • VisionLink
    • Remote Flash
    • Remote Troubleshoot
  • Electrical System
    • LED lights on chassis (left-hand, right-hand) and counterweight
    • Programmable time-delay LED working lights
    • Roading and indicator lights, front and rear
    • Maintenance-free batteries
    • Centralized electrical disconnect switch
  • Engine
    • Power mode selector
    • One-touch low idle with auto engine speed control
    • Auto engine idle shutdown
    • 52°C (125°F) high-ambient cooling capacity
    • Cold start capability-18°C (0°F)
    • Double element air filter with integrated precleaner
    • Electric fuel priming pump
    • On-demand electric cooling fans
  • Hydraulic System
    • Automatic swing brake
    • Auto hydraulic oil warm up
    • Electronic main control valve
    • Boom, stick, and bucket drift reduction valves
    • 1-slider joystick
    • Heavy lift mode
    • Separate dedicated swing pump
    • Boom, stick, and bucket drift reduction valves
  • Safety And Security
    • Rear- and right-side-view cameras
    • Ground-level engine shutoff switch
    • Anti-skid plate and countersunk bolts on service platform
  • Service And Maintenance
    • Sampling ports for Scheduled Oil Sampling (S·O·S)
    • Integrated vehicle health management system
  • Undercarriage And Structures
    • 11.00-20 16 PR, dual tires
    • Automatic brake/axle lock
    • Creeper speed
    • All wheel drive
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Boom And Sticks
    • 2.5 m (8’2″) stick
    • 2.9 m (9’6″) stick
  • Cat Technology
    • Cat Grade Connectivity
    • Cat Grade 2D
    • Cat Grade with Attachment Ready Option (ARO)
    • Cat Grade 3D dual GNSS
    • Laser catcher
    • Grade Assist
    • Cat Payload
    • Cat Tilt Rotator (TRS) Integration
  • Electrical System
    • Electrical refueling pump
  • Hydraulic System
    • 2-slider joystick
    • Second high-pressure auxiliary circuit (one-/ two-way high-pressure flow)
    • Medium pressure auxiliary circuit (one-/ two-way medium-pressure flow)
    • Quick coupler circuit
    • SmartBoom
    • Ride control
    • Cat tiltrotator support
    • Joystick steering
    • Boom/stick lowering check valves
  • Safety And Security
    • 360° visibility
    • Cat asset tracker
    • Wide angle mirrors
    • Signaling/warning horn
    • 2D E-Fence
    • Inspection lighting
  • Service And Maintenance
    • Automatic lubrication system for implement and swing system
  • Undercarriage And Structures
    • 3500 kg (7,716 lb) counterweight
    • 4700 kg (10,362 lb) counterweight

Why Choose Louisiana Cat

We serve to build and power our community for a better future.

  • Provide a safe & meaningful work environment
  • Deliver innovative solutions through our expertise
  • Committed to the long-term growth and success of our employees and customers
  • Grow our business profitably

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Small Excavators Big Savings: Terms and Conditions

* Offer valid from October 1, 2024 through December 31, 2024 on new 313 through 317 Cat® excavators sold by participating Cat dealers to customers in the USA or Canada. Purchase must occur during offer period. Offer subject to machine availability and credit approval by Cat Financial. Not all customers will qualify. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on select new Cat® machines listed in our Heavy Equipment Promotion page. Purchase must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The offered Cat Customer Value Agreement (CVA) includes 6 maintenance parts kits; S∙O∙SSM; and 36 month VisionLink® ConnectPro. The maintenance parts cover the first 3,000 hours^ (estimated 3 years) of machine utilization. Each kit contains one set of parts for regular planned maintenance under normal operating conditions. In some severe applications where maintenance parts need to be replaced more frequently, additional parts will be at customer’s expense. Offer excludes additional maintenance parts, dealer labor, wear parts, and fluids. Offer also includes a 36 month/5000 hour (whichever occurs first) Powertrain, Hydraulics and Technology Equipment Protection Plan (EPP). In some areas, EPP might be sold separately from the CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply. Contact your Cat dealer for details.

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*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on purchases of new mini excavators, micro excavators, skid steer loaders, and compact track loaders sold by participating Cat dealers to customers in the USA or Canada. Purchases (both machine and CVA) and machine delivery must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The credit $500 USD for CVA purchase can only be applied toward the purchase of a qualifying Cat Customer Value Agreement (CVA). CVA must be at least 2yr/1000hr and must include 1-year Preventative Maintenance Parts Kit, TA1 annual Inspection, signed CVA contract, and Product LinkTM. Amount of CVA credit is the same for all models and cannot exceed the price of the qualifying CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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