374 - Tier 4
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
Net Power - ISO 9249 (DIN)
491 hp (metric)
Engine Model
Cat C15
DOWNLOAD TECHNICAL SPECIFICATIONS
Specification
Value
Net Power - ISO 9249
484 HP
Net Power - ISO 9249 (DIN)
491 hp (metric)
Engine Model
Cat C15
Engine Power - ISO 14396
485 HP
Engine Power - ISO 14396 (DIN)
492 hp (metric)
Bore
5.4 in
Stroke
6.7 in
Displacement
928 in³
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 manufacture.
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 (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
Specification
Value
Main System - Maximum Flow - Implement
237 gal/min
Maximum Pressure - Equipment
5366 psi
Maximum Pressure - Equipment - Lift Mode
5511 psi
Maximum Pressure - Travel
5076 psi
Maximum Pressure - Swing
5076 psi
Specification
Value
Swing Speed
6.34 r/min
Maximum Swing Torque
220000 ft·lbf
Specification
Value
Operating Weight
158200 lb
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.
Specification
Value
Fuel Tank Capacity
243 gal (US)
Cooling System
19 gal (US)
Engine Oil
16 gal (US)
Swing Drive
5 gal (US)
Final Drive - Each
9 gal (US)
Hydraulic System - Including Tank
164 gal (US)
Hydraulic Tank
86 gal (US)
DEF Tank
21 gal (US)
Specification
Value
Boom
Reach 7.8m (25'7")
Stick
R3.6m (11'10")
Bucket
SD 3.3 m³ (4.32 yd³)
Shipping Height - Top of Cab
11.8 ft
Handrail Height
13 ft
Shipping Length
44.9 ft
Tail Swing Radius
13.8 ft
Counterweight Clearance
4.1 ft
Ground Clearance
2.6 ft
Track Length
19.3 ft
Track Length to Center of Rollers
15.5 ft
Track Gauge
11.2 ft
Transport Width
11.1 ft
Note
Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps
Specification
Value
Maximum Digging Depth
28.1 ft
Boom
Reach 7.8m (25'7")
Stick
R3.6m (11'10")
Bucket
SD 3.3 m³ (4.32 yd³)
Maximum Reach at Ground Level
43.2 ft
Maximum Cutting Height
41.2 ft
Maximum Loading Height
27.7 ft
Minimum Loading Height
10.1 ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
27.8 ft
Maximum Vertical Wall Digging Depth
22.8 ft
Bucket Digging Force - ISO
80550 ft·lbf
Stick Digging Force - ISO
66390 ft·lbf
Specification
Value
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).
        
  • Cab Monitor Improvements
        
  1. Continuously improved user interface allows intuitive navigation, minimizing performance interruption with the easy-to-use touchscreen menu.
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  3. Identify apps quickly with a grid list view, abbreviated app names, and categorized menu options.
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  5. A notification center keeps important information visible to the operator and displays messages without shrinking the camera view.
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  7. Color-coded notifications set critical messages apart from the rest.
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  9. Use the in-monitor QR code to learn about machine and technology features through a full suite of “how-to” videos.
        
  • Operator Coaching – Empower Operators. Exceed Targets.
        
  1. Operator Coaching is an in-cab system that recognizes specific opportunities for operators to be more productive and prevent unnecessary machine wear and tear.
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  3. After detecting inefficient or restricted actions, the system alerts the operator and provides insight into the inefficiency and steps to improve.
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  5. Paired with a VisionLink Productivity subscription, this information and other Operator Coaching insights can be viewed anywhere.
        
  • Standard integrated vehicle health management system alerts operators with service guidance and parts needed to enhance uptime.

Not all features are available in all regions. Please check with your local Cat® dealer for specific offering availability in your area. Build Number:  07D
        
  • The 374 can load up to 33 trucks per hour with a capacity of 36 tonne (40 tons).
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  • Work up to 3000 m (9,840 ft) above sea level without de-rating.
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  • Match the excavator to the job with three operating modes: Power, Smart, and ECO.
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  • The engine meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V and Japan 2014  emission standards with an aftertreatment system that requires no operator input or downtime.
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  • VisionLink® provides actionable data insights for all assets - regardless of fleet size or equipment manufacturer. Review equipment data from your desktop or mobile device to maximize uptime and optimize assets.
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  • Three levels of fuel filtration protect the engine from dirty diesel fuel.
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  • Grease sealed between track pins and bushings reduces travel noise and prevents debris from entering to increase undercarriage life.
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  • The center track guiding guard helps align the excavator track when traveling and working on slopes.
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  • The sloped track frame prevents mud and debris accumulation, helping reduce the risk of track damage.
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  • Swing torque increase of 10% makes cycle times faster than the previous series.
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  • Multifunctioning is smoother and more efficient with the hydrostatic swing circuit.
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  • Auxiliary hydraulic options allow you to use a wide range of Cat® attachments.
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  • Enhanced heavy lift mode increases system pressure to help you easily pick and place heavy material.
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  • Booms, sticks, and frames are up to two times more durable than the previous series, giving you years of reliable performance in the harshest environments.
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  • Advansys™ bucket tips increase penetration and improve cycle times. Tip changes can be done quickly with a simple lug wrench instead of a hammer or special tool, improving safety and uptime.
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  • Auto warm-up speeds up hydraulic oil warming in cold temperatures and helps prolong the life of components.
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  • Don’t let the temperature stop you from working. This excavator has a high-ambient capability of 52° C (125° F) and a standard cold start capability of –18° C (-0.4° F).
        
  • Boost productivity up to 45% versus traditional grading with standard Cat® Grade with 2D system – includes indicate-only and laser capability.
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  • Operator Coaching is an in-cab system that recognizes specific opportunities for operators to be more productive and prevent unnecessary machine wear and tear. 
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  • Automatically stop excavator swing at operator-defined set points in truck loading and trenching applications with Swing Assist.
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  • Cat® Payload helps you achieve precise load targets to improve operating efficiency. Pick up a load of material--with a bucket and thumb combination or grapple and clamshell attachments--and get a real-time weight estimate without swinging.
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  • Combine Payload with VisionLink® and remotely manage your production targets.
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  • Want a 3D system to improve your digging results? Caterpillar's single antenna global navigation satellite system (GNSS) makes it easy by giving you visual and auditory guidance to grade. Plus, you can create and edit designs on the touchscreen monitor while on the job. If your application calls for a dual antenna system, it’s easy to upgrade.
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  • Upgrade to our dual antenna GNSS for maximum grading efficiency. The system lets you create and edit designs on the touchscreen monitor while you’re on the job, or you can have the plan design sent to the excavator to make your work easier. You also benefit from avoidance zones, cut and fill mapping, lane guidance, augmented reality, and advanced positioning capability.
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  • Standard Grade Assist helps you stay on grade –and effortlessly – with single-lever digging.
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  • All Cat® Grade systems are compatible with radios and base stations from Trimble, Topcon, and Leica. Already invested in a grade infrastructure? You can install Trimble, Topcon, and Leica grade systems onto the machine.
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  • Dig with guidance to grade depth, slope, and horizontal distance. You can set up four different depth and slope targets to help save time and money.
        
  • VisionLink® provides actionable data insights for all assets - regardless of fleet size or equipment manufacturer. * Review equipment data from your desktop or mobile device to maximize uptime and optimize assets. Dashboards provide information such as hours, miles, location, idle time, and fuel utilization. Make informed decisions that lower costs, simplify maintenance, and improve safety and security on your jobsite.
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  • VisionLink Productivity gathers and summarizes machine telematics and jobsite data from all your equipment – regardless of the manufacture.* View actionable information such as idle time, fuel burn, location, payload, load counts, total cycles, and more to improve machine efficiency, productivity, and utilization. Access data anywhere via a mobile, tablet, or desktop device - on or off the jobsite.
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  • Cat® Inspect is a mobile application that allows you to easily perform digital preventative maintenance (PM) checks, inspections, and daily walkarounds. Inspections can easily be integrated with other Cat® data systems like VisionLink so you can keep a close eye on your fleet.
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  • Remote Troubleshoot is a mobile application that allows your Cat® dealer to perform diagnostic testing on your connected machine remotely to help resolve issues quickly and with less downtime.
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  • Remote Flash is a mobile application that allows you to update onboard software without a technician being present, allowing you to initiate software updates when convenient, increasing your overall operating efficiency.
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  • The Cat® PL161 attachment locator allows you to track attachments across all worksites, reduce the number of lost attachments, and plan for attachment maintenance and replacement. The work tool recognition feature automatically adjusts machine settings based on the selected tool.

Data field availability can vary by equipment manufacturer.
        
  • Expect up to 20% less maintenance cost than the 374F due to reduced hydraulic oil capacity and extended and synchronized service intervals.
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  • Boost productivity with proactive service reminders. The Integrated Vehicle Health Management system alerts the operator with step-by-step service guidance and parts needed so you don't experience unnecessary downtime.
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  • Check engine oil level quickly and safely with the engine oil dipstick on ground level.
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  • Track your excavator’s filter life and maintenance intervals via the in-cab monitor.
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  • The latest hydraulic oil filter provides improved filtration performance, anti-drain valves to keep oil clean when the filter is replaced, and longer life with a 3000-hour replacement interval – 50% longer than previous filter designs.
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  • The excavator is auto-lube ready with built-in mounting points; an available auto-lube retrofit kit provides additional hardware to mount a grease pump and line guards.
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  • Using Cat® genuine oil and filters and doing typical S∙O∙S monitoring will double the current service interval to 1,000 hours, giving you greater uptime to do more work.
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  • S·O·S ports with extended sampling intervals are on ground level, simplifying maintenance and allowing for quick easy extraction of samples for fluid analysis.
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  • The high-efficiency hydraulic fan has an automatic reverse function to keep cores free from debris, eliminating the need for any operator interaction.
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  • The advanced air intake filter with pre-cleaner has double the dust holding capacity of the previous air intake filter.
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  • The latest engine air cleaners with an integrated pre-cleaner have twice the life of radial seal air cleaners.
        
  • Two cab options – Deluxe, and Premium – let you choose the level of comfort you need.
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  • Stay warm with the Deluxe heated seat; stay warm and cool with the Premium heated and ventilated seat.
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  • Standard automatic climate control keeps you at the right temperature throughout your shift.
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  • Get in and out of the cab more easily using the tip-up left console.
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  • Advanced viscous mounts reduce cab vibration up to 50% over previous excavator models.
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  • Control the excavator comfortably with easy-to-reach controls located in front of you.
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  • Stow your gear with plenty of in-cab storage beneath and behind the seat, overhead, and in the consoles.
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  • Use the standard radio’s USB ports and Bluetooth® technology to connect personal devices and make hands-free calls.
Consult your Cat® dealer for details.
        
  • Keep your excavator secure with Operator ID. Use your PIN code on the monitor to enable the pushbutton starting feature.
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  • Enhance operator safety by adding Cat® Command to your fleet. The remote-control system keeps you away from potential hazards. The non-line-of-site kit has a Wi-Fi radio, cameras, and a microphone to work anywhere.
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  • Standard 2D E-Fence is integrated right out of the factory, preventing the excavator from moving outside operator-defined set points; the system works with thumb and bucket combinations, hammer, grapple, and clamshell attachments. 
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  • A travel direction indicator helps operators know which way to activate the travel levers.
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  • Access 100% of daily maintenance points from ground level – no need for you to climb on top of the excavator.
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  • A ground-level shutoff switch stops all fuel to the engine when activated and shuts down the machine.
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  • The right-hand service platform design provides easy, safe, and quick access to the upper service platform; the service platform steps use serrated steps and an anti-skid punch plate to prevent slipping. The handrails comply with ISO 2867 requirements.
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  • Lift Assist helps you avoid tipping by letting you know if your load is within the excavator’s safe working range limits.
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  • The standard ROPS meets ISO 12117-2 2008 requirements.
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  • Enjoy great visibility into the trench, in each swing direction, and behind you with the help of smaller cab pillars, larger windows, and a flat engine hood design.
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  • Enhance jobsite safety. Add a swing alarm to alert people when rotating from the trench to the stockpile.
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  • Rear and right-hand-sideview cameras are standard. Upgrade to 360° visibility, and you’ll easily visualize objects and personnel around the excavator in a single view.
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  • See all around the machine with the premium 360° lighting package and its 1800 lm lights on the chassis, cab, boom, sides, and rear.
        
  • Start the engine with a push button; use a Bluetooth key fob or the unique Operator ID function.
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  • Automatic hydraulic oil warmup gets you to work faster in cold temperatures and helps prolong the life of components.
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  • Make operating easier with the touch of a joystick button. Additional auxiliary relays allow you to power on or turn off a CB radio, beacon light, and even a dust suppression watering system without taking your hands off the joysticks.
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  • Make moving the excavator much easier with Cat® Stick Steer. Push a button and use one hand to travel and turn instead of both hands or feet on levers or pedals.
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  • Program each joystick button, including power mode, response, and pattern, using Operator ID; the machine will remember what you set each time you go to work.
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  • Program up to four depth and slope offsets so you can easily get to grade without a grade checker – saving time and enhancing safety on the jobsite.
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  • Not sure how a function works or how to maintain the excavator? Always have the operator’s manual at your fingertips on the touchscreen monitor.
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  • Use the in-monitor QR code to learn about machine and technology features through a full suite of “how-to” videos.
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  • Navigate quickly on the standard high-resolution 254 mm (10 in) touchscreen monitor or with jog dial control.
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  • A second 254 mm (10 in) monitor is available for Cat Grade® and Cat Grade® with 3D.
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  • The Cat PL161 attachment locator is a Bluetooth device designed to let users know where their attachments are across all worksites, reduce the number of lost attachments, and plan for attachment maintenance and replacement. The PL161 integrates easily into VisionLink® for full fleet management of machines and attachments from one smartphone or tablet dashboard to view location and tracking details.
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  • Save more time and energy with the available work tool recognition feature. A simple shake of the attached tool confirms its identity and ensures all the attachment settings (pressure, flow, and dimensions) are correct so you can work quickly and efficiently.
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  • Protect your hammer from overworking. Auto hammer stop warns you after 15 seconds of continuous firing and then automatically shuts it off after 30 seconds to prevent wear and tear on the attachment and excavator.
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  • Trouble cutting through tough material? Auto dig boost gives you an automatic power increase of 8 percent when you need it for better bucket penetration, shorter cycle times, and greater payloads.
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  • Need more lift during your shift? Auto heavy lift gives you 8% more power when you need it for as long as needed.
        
  • The Cat® C15 engine meets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 2014 emission standards.
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  • Cat 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 (hydrogenated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details.
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  • Cat®  Grade technologies combine advanced guidance with optional automated machine control, helping you reach grading targets while reducing fuel burn and greenhouse gas emissions by improving efficiency, job site productivity, and accuracy.
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  • Auto Engine Speed Control reduces unnecessary fuel burn and greenhouse gas emissions by allowing the engine to automatically go into idle mode when the machine is not working.
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  • Cat® Payload for excavators provides on-the-go material weighing, which helps reduce fuel burn by improving loading efficiency, job site productivity and eliminating trips to the scale.
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  • Cat® 2D E-fence keeps the front linkage within a predefined work area to avoid hazards such as traffic - not only helping keep personnel safe but also helping you avoid repairs, downtime, and costly job site fines.
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  • Extended maintenance intervals reduce downtime and decrease the amount of fluid and filters that are replaced over the machine's life.
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  • Cat® VisionLink displays the CO2 emissions for monitored assets, calculated by fuel type for the Runtime Fuel Burned each day in a selected date range.
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  • Remote Flash minimizes downtime and maintenance time while keeping your asset running at maximum efficiency. Alerts for machine updates are sent virtually from your Cat® dealer, and updates can be deployed without a dealer technician needing to be onsite.
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  • Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency by allowing your Cat® dealer to virtually test the machine while working. Once a problem is identified, a technician can fix it the first time, saving time and money.

*Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).
**Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.