M322

Engine Power - ISO 14396:2002174hp

Engine Power - ISO 14396 (DIN)176hp (metric)

Engine ModelC 7.1

Net Power - ISO 9249171hp

Net Power - ISO 9249 (DIN)174hp (metric)

Bore4.1in

Displacement427.8in²

Stroke5.3in

Biodiesel CapabilityUp to B20¹

EmissionsMeets 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 Maximum52911lb

Operating Weight Minimum44750lb

Forward/Reverse - 2nd Gear18.6mile/h

Forward/Reverse - 1st Gear5.6mile/h

Creeper Speed - 1st Gear3.4mile/h

Creeper Speed - 2nd Gear9.3mile/h

Drawbar Pull28551lbf

Maximum Gradeability70%

Main System - Maximum Flow - Implement95gal/min

Maximum Pressure - Implement Circuit - Heavy Lift5366psi

Maximum Pressure - Implement Circuit - Travel Circuit5076psi

Maximum Pressure - Implement Circuit - Normal5076psi

Swing Torque44250lb/ft

Fuel Tank124.2gal (US)

Diesel Exhaust Fluid (DEF)7.9gal (US)

Cooling System10.6gal (US)

Engine Oil3.4gal (US)

Hydraulic Tank52.8gal (US)

Hydraulic System - Including Tank71.3gal (US)

BoomVA 5.4m (17'10")

Stick2.9m (9'2")

Shipping Height with Falling Object Guard11ft

Support Point11.3ft

Shipping Length31.1ft

Tail Swing Radius9.2ft

Counterweight Clearance4.3ft

Ground Clearance1.25ft

Wheel Base9ft

Boom TypeVA 5.4m (17'10")

Stick2.9m (9'2")

BucketGD 1.2 m³ (1.7 yd³)

Maximum Loading Height24.7ft

Maximum Digging Depth21.8ft

Reach at Ground Level33.4ft

Vertical Wall Digging Depth17.3ft

Bucket Forces (ISO)33946lbf

Stick Forces (ISO)23605lbf

Maximum Depth Cut for 2440 mm (8 ft) Level Bottom21.6ft

Cutting Height35.8ft

NoteThe 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.

Standard

Standard and optional equipment may vary. Consult your Cat dealer for details.

Optional

Standard and optional equipment may vary. Consult your Cat dealer for details.

Standard

ROPS, advanced sound suppression

Premium cab with auto-adjustable seat and air ventilation

High-resolution 254 mm (10 in) LCD touchscreen monitor

Standard

5.4 m (17'10") variable adjustable boom

Optional

2.5 m (8'2") stick

2.9 m (9'6") stick

Standard

VisionLink

Remote Flash

Remote Troubleshoot

Optional

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

Standard

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

Optional

Electrical refueling pump

Standard

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

Standard

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

Optional

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

Standard

Rear- and right-side-view cameras

Ground-level engine shutoff switch

Anti-skid plate and countersunk bolts on service platform

Optional

360° visibility

Cat asset tracker

Wide angle mirrors

Signaling/warning horn

2D E-Fence

Inspection lighting

Standard

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

Integrated vehicle health management system

Optional

Automatic lubrication system for implement and swing system

Standard

11.00-20 16 PR, dual tires

Automatic brake/axle lock

Creeper speed

All wheel drive

Optional

3500 kg (7,716 lb) counterweight

4700 kg (10,362 lb) counterweight