M322

M322
Caterpillar
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The Cat® M322 Wheel Excavator helps provide top performance with versatility from the Cat tiltrotator (TRS) integration to get the job done fast. With low maintenance costs, long service intervals, and 100 percent daily ground level check, the M322 helps save you time and money. A cab made for operator comfort helps keep you working quickly and efficiently.
The Cat® M322 Wheel Excavator helps provide top performance with versatility from the Cat tiltrotator (TRS) integration to get the job done fast. With low maintenance costs, long service intervals, and 100 percent daily ground level check, the M322 helps save you time and money. A cab made for operator comfort helps keep you working quickly and efficiently.

Brochures and Spec Sheets

Gallery

M322

Specifications

Specification Value Unit
Engine Power - ISO 14396 174 hp
Engine Power - ISO 14396 (DIN) 176 hp (metric)
Engine Model
Net Power - ISO 9249 171 hp
Net Power - ISO 9249 (DIN) 174 hp (metric)
Bore 4.1 in
Stroke 5.3 in
Displacement 427.8 in²
Biodiesel Capability
Emissions
Note (1)
Note (2)
Maximum Travel Speed 18.6 mile/h
Main System - Maximum Flow - Implement 95 gpm
Maximum Pressure - Implement Circuit - Normal 5076 psi
Maximum Pressure - Implement Circuit - Heavy Lift 5366 psi
Maximum Pressure - Implement Circuit - Travel Circuit 5076 psi
Maximum Swing Speed* 8.6 r/min
Swing Torque 44250 lbf·ft
Note (1)
Operating Weight Maximum 54770 lb
Operating Weight Minimum 47430 lb
Note (1)
Fuel Tank 124.2 gal (US)
Diesel Exhaust Fluid (DEF) 7.9 gal (US)
Cooling System 10.6 gal (US)
Hydraulic Tank 52.8 gal (US)
Hydraulic System - Including Tank 107 gal (US)
Boom
Stick
Bucket
Shipping Height - Top of Cab 11 ft
Shipping Length 31.1 ft
Support Point 11.3 ft
Tail Swing Radius 9.2 ft
Counterweight Clearance 4.4 ft
Ground Clearance 1 ft
Undercarriage Length 17 ft
Wheel Base 9 ft
Boom
Stick
Bucket
Maximum Cutting Height 35.8 ft
Maximum Loading Height 24.7 ft
Maximum Digging Depth 21.8 ft
Maximum Vertical Wall Digging Depth 17.3 ft
Maximum Reach at Ground Line 33.4 ft
Bucket Forces (ISO) 33946 lbf
Stick Forces (ISO) 23605 lbf
Note (1)
Note

Standard Equipment

  • NOTE
  • CAB
  • BOOM AND STICKS
  • CAT TECHNOLOGY
  • ELECTRICAL SYSTEM
  • ENGINE
  • HYDRAULIC SYSTEM
  • SAFETY AND SECURITY
  • SERVICE AND MAINTENANCE
  • UNDERCARRIAGE AND STRUCTURES

Optional Equipment

  • NOTE
  • BOOM AND STICKS
  • CAT TECHNOLOGY
  • ELECTRICAL SYSTEM
  • HYDRAULIC SYSTEM
  • SAFETY AND SECURITY
  • SERVICE AND MAINTENANCE
  • UNDERCARRIAGE AND STRUCTURES
  • CAB