Wheel Excavators M322

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Key Specs

Engine Power - ISO 14396
174 HP
129 kW
Operating Weight Maximum
52911 lb
24000 kg
Forward/Reverse - 2nd Gear
18.6 mile/h
30 km/h

Overview

OPTIMAL EFFICIENCY WITH TECHNOLOGY AND EASY MAINTENANCE

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.

Benefits

IMPROVED PERFORMANCE

A Cat® C7.1 engine and powerful hydraulics give you the power to move your material with speed and precision.

UP TO 5% LOWER MAINTENANCE COSTS

With extended and more synchronized maintenance intervals, you get more done at a lower cost compared to the previous model.

UP TO 45% INCREASED OPERATOR EFFICIENCY

Work faster with improved rotational movement and lower DEF and fuel consumption. Optional Grade, Payload, and E-Fence technologies provide additional versatility, precision, and efficiency.

Product Specifications for M322

Engine Power - ISO 14396 174 HP 129 kW
Engine Model C 7.1 C 7.1
Net Power - ISO 9249 171 HP 128 kW
Bore 4.1 in 105 mm
Stroke 5.3 in 135 mm
Displacement 427.8 in² 7 l
Main System - Maximum Flow - Implement 95 gal/min 360 l/min
Maximum Pressure - Implement Circuit - Heavy Lift 5366 psi 37000 kPa
Maximum Pressure - Implement Circuit - Travel Circuit 5076 psi 35000 kPa
Maximum Pressure - Implement Circuit - Normal 5076 psi 35000 kPa
Swing Torque 44250 lb/ft 60 kN·m
Operating Weight Maximum 52911 lb 24000 kg
Operating Weight Minimum 44750 lb 20300 kg
Fuel Tank 124.2 gal (US) 470 l
Diesel Exhaust Fluid (DEF) 7.9 gal (US) 30 l
Cooling System 10.6 gal (US) 40 l
Engine Oil 3.4 gal (US) 13 l
Hydraulic Tank 52.8 gal (US) 200 l
Hydraulic System - Including Tank 71.3 gal (US) 270 l
Forward/Reverse - 2nd Gear 18.6 mile/h 30 km/h
Forward/Reverse - 1st Gear 5.6 mile/h 9 km/h
Creeper Speed - 1st Gear 3.4 mile/h 5.5 km/h
Creeper Speed - 2nd Gear 9.3 mile/h 15 km/h
Drawbar Pull 28551 lbf 127 kN
Maximum Gradeability 70% 70%
Boom VA 5.4m (17'10") VA 5.4m (17'10")
Stick 2.9m (9'2") 2.9m (9'2")
Shipping Height with Falling Object Guard 11 ft 3350 mm
Support Point 11.3 ft 3430 mm
Shipping Length 31.1 ft 9485 mm
Tail Swing Radius 9.2 ft 2800 mm
Counterweight Clearance 4.3 ft 1330 mm
Ground Clearance 1.25 ft 320 mm
Wheel Base 9 ft 2750 mm
Boom Type VA 5.4m (17'10") VA 5.4m (17'10")
Stick 2.9m (9'2") 2.9m (9'2")
Bucket GD 1.2 m³ (1.7 yd³) GD 1.2 m³ (1.7 yd³)
Maximum Loading Height 24.7 ft 7520 mm
Maximum Digging Depth 21.8 ft 6650 mm
Reach at Ground Level 33.4 ft 10190 mm
Vertical Wall Digging Depth 17.3 ft 5290 mm
Bucket Forces (ISO) 33946 lbf 151 kN
Stick Forces (ISO) 23605 lbf 105 kN
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 21.6 ft 6560 mm
Cutting Height 35.8 ft 10900 mm
Note The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1 kg of refrigerant which has a CO2 equivalent of 1.43 metric tonnes. The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1 kg of refrigerant which has a CO2 equivalent of 1.43 metric tonnes.

M322 Standard Equipment

CAB

  • ROPS, advanced sound suppression
  • Premium cab with auto-adjustable seat and air ventilation
  • High-resolution 254 mm (10 in) LCD touchscreen monitor

CAT TECHNOLOGY

  • Cat Product Link
  • Remote Flash/Troubleshoot capability

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
  • -18°C (0°F) cold start capability
  • Double element air filter with integrated precleaner
  • Electric fuel priming pump
  • On-demand electric cooling fans
  • Biodiesel capability up to B20

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

UNDERCARRIAGE AND STRUCTURES

  • 11.00-20 16 PR, dual tires
  • Automatic brake/axle lock
  • Creeper speed
  • All wheel drive

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

SERVICE AND MAINTENANCE

  • Sampling ports for Scheduled Oil Sampling (S·O·S)

SAFETY AND SECURITY

  • Rear- and right-side-view cameras
  • Ground-level engine shutoff switch
  • Anti-skid plate and countersunk bolts on service platform

M322 Optional Equipment

CAB

  • Cat Grade with 2D
  • Cat Grade with Advanced 2D
  • Cat Grade with 3D
  • Laser catcher
  • Cat Payload includes payload information, static weigh, and auto calibration
  • 2D e-Fence

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

BOOM AND STICKS

  • 5.4 m (17'10") variable adjustable boom
  • 2.5 m (8'2") stick
  • 2.9 m (9'6") stick

UNDERCARRIAGE AND STRUCTURES

  • 3500 kg (7,716 lb) counterweight
  • 4700 kg (10,362 lb) counterweight

ELECTRICAL SYSTEM

  • Electrical refueling pump

SERVICE AND MAINTENANCE

  • Automatic lubrication system for implement and swing system

SAFETY AND SECURITY

  • 360° visibility
  • Cat asset tracker
  • Wide angle mirrors
  • Signaling/warning horn

See how M322 compares against frequently compared products.

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