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374 Hydraulic Excavator

Cat® 374– More Production and Durability with Less Maintenance
The unique capabilities and features of the Cat® 374 improve your operation when it comes to efficiency, production, and safety. With 10% more swing torque and a hydrostatic swing circuit, the 374 recovers energy while swinging and can load up to 33 40-ton trucks an hour. Equipped with the SD5.0m3 bucket, this machine can load a 70-ton off-road truck in 7 passes. Built for durability, the 374 is structurally sound with reinforced track rollers, booms, sticks upper and lower frames. Reduced hydraulic oil capacity, improved filters with longer service intervals, and an integrated auto-lube-ready system save you up to 20% in maintenance costs. The 374 offers the latest technology and data, allowing you to make informed, smart decisions in a competitive industry. Improved all-around visibility helps keep your jobsite and employees safe while enhancing productivity.

Net Power - ISO 9249
484 HP
Operating Weight
162900 lb
Maximum Digging Depth
28.1 ft
Net Power - ISO 9249 (DIN)
491 hp (metric)

Engine

Net Power - ISO 9249
484HP
Net Power - ISO 9249 (DIN)
491hp (metric)
Engine Model
Cat C15
Engine Power - ISO 14396
485HP
Engine Power - ISO 14396 (DIN)
492hp (metric)
Bore
5.4in
Stroke
6.7in
Displacement
928in³
Biodiesel Capability
Up to B20¹
Emissions
Meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 2014 emission standards.
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,700 rpm. Advertised power is tested per the specified standard in effect at time of
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

Weights

Operating Weight
162900lb
Note
Long Variable Gauge undercarriage, Reach boom, R4.67VB (15'4") stick, SD 3.3 m³ (4.32 yd³) bucket, 900 mm (35") HD double grouser shoes and removal type counterweight.

Working Ranges & Forces

Maximum Digging Depth
28.1ft
Boom
Reach 7.8m (25'7")
Stick
R3.6m (11'10")
Bucket
SD 3.3 m³ (4.32 yd³)
Maximum Reach at Ground Level
43.2ft
Maximum Cutting Height
41.2ft
Maximum Loading Height
27.7ft
Minimum Loading Height
10.1ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
27.8ft
Maximum Vertical Wall Digging Depth
22.8ft
Bucket Digging Force - ISO
80550ft·lbf
Stick Digging Force - ISO
66390ft·lbf

Hydraulic System

Main System - Maximum Flow - Implement
237gal/min
Maximum Pressure - Equipment
5366psi
Maximum Pressure - Equipment - Lift Mode
5511psi
Maximum Pressure - Travel
5076psi
Maximum Pressure - Swing
5076psi

Swing Mechanism

Swing Speed
6.34r/min
Maximum Swing Torque
220000ft·lbf

Service Refill Capacities

Fuel Tank Capacity
243gal (US)
Cooling System
19gal (US)
Engine Oil
16gal (US)
Swing Drive
5gal (US)
Final Drive - Each
9gal (US)
Hydraulic System - Including Tank
164gal (US)
Hydraulic Tank
86gal (US)
DEF Tank
21gal (US)

Dimensions

Boom
Reach 7.8m (25'7")
Stick
R3.6m (11'10")
Bucket
SD 3.3 m³ (4.32 yd³)
Shipping Height - Top of Cab
11.8ft
Handrail Height
13ft
Shipping Length
44.9ft
Tail Swing Radius
13.8ft
Counterweight Clearance
4.1ft
Ground Clearance
2.6ft
Track Length
19.3ft
Track Length to Center of Rollers
15.5ft
Track Gauge
11.2ft
Transport Width
11.1ft
Note
Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps

Air Conditioning System

Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.00 kg (2.2lb) of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons).

Standard Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cab
    • High-resolution 254 mm (10") LCD touch screen monitor
    • Heated seat with air-adjustable suspension (Deluxe only)
    • Heated and cooled seat with auto adjustable suspension (Premium only)
    • Sound suppressed cab with viscous mounts
    • Automatic bi-level air conditioner
    • Jog dial and shortcut keys for monitor control
    • Keyless push-to-start engine control
    • Height-adjustable console, infinite with no tool
    • Tilt-up left-side console
    • 51 mm (2") orange seat belt
    • Bluetooth integrated radio (including USB, aux port and microphone)
    • 2 x 12V DC outlets
    • Document storage
    • Rear head storage net and lunchbox storage net
    • Cup and bottle holders
    • Openable two-piece front window
    • Upper radial wiper with washer
    • Parallel wiper with washer (Premium only)
    • Openable polycarbonate skylight hatch (Premium only)
    • LED dome light
    • Floor welcome light
    • Roller front sunscreen
    • Roller rear sunscreen (Premium standard)
    • Rear window emergency exit
    • Washable floor mat
    • Beacon Ready
  • Cat Technology
    • VisionLink®
    • Remote Flash
    • Remote Troubleshoot
    • Operator Coaching
    • Compatibility with radios and base stations from Trimble, Topcon, and Leica
    • Capability to install 3D grade systems from Trimble, Topcon, and Leica
    • Cat Grade 2D
    • Cat Assist (Grade, Boom, Bucket, Swing, Lift)
    • Cat Payload (Static Weigh, Semiautomatic Calibration, Payload/Cycle Information, USB Reporting Capability)
    • Work tool recognition (Requires PL161 attachment locator on work tool and Bluetooth receiver on machine)
    • Work tool tracking (Requires PL161 attachment locator on work tool and Bluetooth receiver on machine)
  • Electrical System
    • Maintenance-free 1,400 CCA batteries (x2)
    • Centralized electrical disconnect switch
    • Chassis light
    • Exterior lights (integrated into storage box)
  • Engine
    • Three selectable modes: Power, Smart, and Eco
    • Auto engine speed control
    • Up to 4500m (14,760 ft) altitude capability
    • 52°C (126°F) high-ambient cooling capacity
    • -18°C (-0.4°F) cold start capability
    • Hydraulic reverse fan
    • Double element air filter with integrated pre-cleaner
    • 3 vertical side-by-side cooling system
    • 95 Amp alternator
  • Hydraulic System
    • Boom and stick regeneration circuit
    • Electronic main control valve
    • Dedicated closed loop swing circuit
    • Auto heavy lift
    • Auto hydraulic oil warmup
    • Auto swing parking brake
    • High performance hydraulic return filter
    • Two speed travel
    • Bio hydraulic oil capability
  • Safety And Security
    • Caterpillar One Key security system
    • Lockable external tool / storage box
    • Lockable door, fuel, and hydraulic tank locks
    • Lockable disconnect switch
    • Service platform with anti-skid plate & recessed bolts
    • Right hand handrail and hand hold (ISO 2867:2011 compliant)
    • Visibility mirror package
    • Signaling/warning horn
    • Ground-level secondary engine shutoff switch
    • Rearview and right-hand-sideview cameras
    • Walkway
    • Travel alarm (North America only)
    • 2D E-Fence (E-ceiling, E-floor, E-swing, E-wall, E-cab avoidance)
    • Auto hammer stop
  • Service And Maintenance
    • Integrated vehicle health management system
    • Auto lube ready
    • Grouped location of engine oil & fuel filters
    • Sampling ports for Scheduled Oil Sampling (S·O·S℠)
    • QuickEvac maintenance ready
  • Undercarriage And Structures
    • Long variable gauge undercarriage
    • Swivel guard
    • Grease lubricated track
    • HD travel motor guard
    • Standard counterweight
    • HD bottom guard

Optional Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Booms And Sticks
    • 7.0m (23') Mass boom
    • 7.8m (25'7") Reach boom
    • 2.57m (8'5") Mass stick
    • 2.84m (9'4") Reach stick
    • 3.0m (9'10") Mass stick
    • 3.6m (11'10") Reach stick
    • 4.15m (15'4") Reach stick
    • 4.67m (15'4") Reach stick
    • Bucket Linkage, VB family with lifting eye, Cat Grade
    • Bucket Linkage, VB family without lifting eye, Cat Grade
    • Bucket Linkage, WB family with lifting eye, Cat Grade
    • Bucket Linkage, WB family without lifting eye, Cat Grade
  • Cab
    • Cat Stick Steer
    • Auxiliary relay
    • Additional high-resolution LCD touch screen monitor for Cat Grade Advanced 2D and 3D
    • Roller rear sunscreen (Deluxe)
    • Radial lower wiper
    • Joystick with horizontal sliders
    • LH/RH electrical pedal for tool control
    • Dual exit rear window kit
    • Front windshield laminated glass (P5A glass, EU demolition regulation)
    • Cab/Operator Protective Guards (OPG) (not compatible with cab light cover, rain protector)
    • Mesh guard full front (not compatible with cab light, cover, rain protector)
    • Mesh guard lower half front
    • Rain protector for front windshield plus cab light cover
    • Full protecting vandalism guard
  • Cat Technology
    • VisionLink® Productivity
    • Cat Grade Connectivity
    • Cat Grade 2D with Attachment Ready Option (ARO)
    • Cat Grade 3D single GNSS
    • Cat Grade dual GNSS
    • GNSS antennae
    • Laser catcher
    • Cat Tilt Rotator (TRS) Integration
  • Electrical System
    • 1,800 lumen LED premium surround lights
    • LED boom and cab lights
  • Engine
    • -32°C (-25°F) cold start capability
    • Cold start block heaters
  • Hydraulic System
    • Hydraulic efficiency monitoring
    • Advanced tool control
    • Medium-pressure auxiliary circuit
    • Quick coupler circuit
  • Safety And Security
    • Travel alarm
    • Swing alarm
    • 360° visibility
    • Boom lowering check valve
    • Stick lowering check valve
    • Inspection lighting
    • Tilt-up walkway
    • Bluetooth key fob
    • 76mm (3") retractable seat belt
  • Service And Maintenance
    • Electric refueling pump with auto shutoff
  • Undercarriage And Structures
    • Three-piece segmented track guiding guards
    • Two-piece segmented track guiding guards
    • Counterweight with removal device
    • 650mm (26") HD double grouser track shoes
    • 750mm (30") HD double grouser track shoes
    • 900mm (35") HD double grouser track shoes

MP365 Shear Jaw

Excavator Minimum
65 tons
Cycle Time - Open
2.1 s
Excavator Maximum
90 tons

MP324 Pulverizer Jaw

Cycle Time - Open
2.1 s
Excavator Minimum
65 tons
Cycle Time - Close
1.6 s

MP365 Demolition Jaw

Cycle Time - Open
2.1 s
Excavator Minimum
65 tons
Cycle Time - Close
1.6 s

MP365 Concrete Cutter Jaw

Cycle Time - Open
2.1 s
Excavator Minimum
65 tons
Cycle Time - Close
1.6 s

CTV40-5000-BOCE

Capacity
6.5 yd³
Operating Weight
11484 lb
Bolt-on Cutting Edge Included
Yes

CTV40-4600-BOCE

Capacity
6 yd³
Operating Weight
11111 lb
Bolt-on Cutting Edge Included
Yes

CTV40-3800-BOCE

Capacity
5 yd³
Operating Weight
10335 lb
Bolt-on Cutting Edge Included
Yes

CTV40-4000

Capacity
5.25 yd³
Operating Weight
9506 lb
Bolt-on Cutting Edge Included
No

CTV40-4500

Capacity
5.75 yd³
Operating Weight
9813 lb
Bolt-on Cutting Edge Included
No

CTV40-5000

Capacity
6.5 yd³
Operating Weight
10216 lb
Bolt-on Cutting Edge Included
No

CTV40-3500

Capacity
4.5 yd³
Operating Weight
9010 lb
Bolt-on Cutting Edge Included
No

Pin Grabber Coupler (VB-Linkage): 566-3070

Minimum Carrier Weight
74 ton (US)
Maximum Carrier Weight
74 ton (US)
Weight
2743 lb

Pin Grabber Coupler (VB-Linkage): 570-6303

Minimum Carrier Weight
74 ton (US)
Maximum Carrier Weight
74 ton (US)
Weight
2743 lb

CW-70 Dedicated Quick Coupler

Weight
2750 lb
Width
33.6 in
Load Rating, Hoisting Hook
22 ton (US)

Severe Duty Bucket 2150 mm (85 in)

Width
85 in
Capacity
6.02 yd³
Weight
10900 lb

Severe Duty Bucket 2050 mm (81 in)

Width
81 in
Capacity
5.75 yd³
Weight
10554 lb

Severe Duty Bucket 2050 mm (81 in)

Width
81 in
Capacity
5.75 yd³
Weight
10494 lb

Severe Duty Bucket 1950 mm (77 in)

Width
77 in
Capacity
5.36 yd³
Weight
10210 lb

Severe Duty Bucket 1950 mm (77 in)

Width
77 in
Capacity
5.23 yd³
Weight
10152 lb

Severe Duty Bucket 2000 mm (79 in)

Width
79 in
Capacity
4.97 yd³
Weight
8459 lb

Severe Duty Bucket 1750 mm (70 in)

Width
70 in
Capacity
4.32 yd³
Weight
7736 lb

Severe Duty Bucket 1600 mm (64 in)

Width
64 in
Capacity
3.79 yd³
Weight
7303 lb

Severe Duty Bucket 1150 mm (47 in)

Width
47 in
Capacity
2.49 yd³
Weight
6041 lb

Heavy Duty Bucket 2000 mm (79 in)

Width
79 in
Capacity
4.97 yd³
Weight
8239 lb

Heavy Duty Bucket 1750 mm (70 in)

Width
70 in
Capacity
4.32 yd³
Weight
7533 lb

Heavy Duty Bucket 1300 mm (52 in)

Width
54 in
Capacity
2.88 yd³
Weight
6197 lb

General Duty Bucket 2050 mm (82 in)

Width
82 in
Capacity
6.02 yd³
Weight
8415 lb

General Duty Bucket 2000 mm (79 in)

Width
79 in
Capacity
5.05 yd³
Weight
7884 lb

Extreme Duty Bucket 2150 mm (85 in)

Width
85 in
Capacity
6.02 yd³
Weight
13325 lb

Extreme Duty Bucket 2050 mm (81 in)

Width
81 in
Capacity
5.75 yd³
Weight
12238 lb

Extreme Duty Bucket 2050 mm (81 in)

Width
81 in
Capacity
5.75 yd³
Weight
12297 lb

Extreme Duty Bucket 2000 mm (79 in)

Width
79 in
Capacity
5.02 yd³
Weight
9546 lb

S3070 Rotating Scrap & Demolition Shear

Weight - Boom Mount
15578 lb
Weight - Stick Mount
15259 lb
Length
193 in

Specifications

Standard/Optional Features

Attachments