Medium Excavators

326 Hydraulic Excavator

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326 Medium Hydraulic Excavator
326 Track Excavator digging on hillside
326 Hydraulic Excavator digging a utility trench
US
Metric

Overview

The Cat® 326 Excavator brings premium performance with simple-to-use technologies like Cat GRADE with 2D, Grade Assist, and Payload – all standard equipment from the factory to boost your operator efficiencies up to 45%. Combine these features with a new cab, longer maintenance intervals that lower your maintenance costs up to 20%, and a power system that reduces fuel consumption by up to 10% and you have a low-cost-per-unit-of-production excavator that’s perfect for medium- to heavy-duty applications.
Not all features are available in all regions. Consult your Cat dealer for specific configurations available in your region.

Engine

Net Power - ISO 9249
201.00 HP
149.80 kW
Engine Model
Cat C7.1
Engine Power - ISO 14396
202.00 HP
151.00 kW
Bore
4.00 in
105.00 mm
Stroke
5.00 in
135.00 mm
Displacement
428.00 in³
7.01 l

Hydraulic System

Main System - Maximum Flow
481 l/min (127 gal/min)
Maximum Pressure - Equipment
5075.00 psi
35000.00 kPa
Maximum Pressure - Equipment - Lift Mode
5510.00 psi
38000.00 kPa
Maximum Pressure - Travel
5075.00 psi
35000.00 kPa
Maximum Pressure - Swing
4118.00 psi
28400.00 kPa

Swing Mechanism

Swing Speed
9.90 r/min
9.90 r/min
Maximum Swing Torque
78180.00 ft·lbf
106.00 kN·m

Weights

Operating Weight
56400.00 lb
25600.00 kg

Service Refill Capacities

Fuel Tank Capacity
125.20 gal (US)
474.00 l
Cooling System
6.60 gal (US)
25.00 l
Engine Oil
6.60 gal (US)
25.00 l
Swing Drive
3.00 gal (US)
11.50 l
Final Drive - Each
1.20 gal (US)
4.50 l
Hydraulic System - Including Tank
81.90 gal (US)
310.00 l
Hydraulic Tank
38.80 gal (US)
147.00 l
DEF Tank
10.80 gal (US)
41.00 l

Dimensions

Boom
Reach 5.9 m (19'4")
Stick
Reach 2.95 m (9'8")
Bucket
HD 1.54 m³ (2.01 yd³)
Shipping Height - Top of Cab
9.84 ft
3000.00 mm
Handrail Height
9.84 ft
3000.00 mm
Shipping Length
33.00 ft
10060.00 mm
Tail Swing Radius
9.84 ft
3000.00 mm
Counterweight Clearance
1.44 ft
440.00 mm
Ground Clearance
3.48 ft
1060.00 mm
Track Length
15.30 ft
4640.00 mm
Length to Center of Rollers
12.50 ft
3830.00 mm
Track Gauge
8.50 ft
2590.00 mm
Transport Width
10.50 ft
3190.00 mm

Working Ranges & Forces

Maximum Digging Depth
22.38 ft
6820.00 mm
Boom
Reach 5.9 m (19'4")
Stick
Reach 2.95 m (9'8")
Bucket
HD 1.54 m³ (2.01 yd³)
Maximum Reach at Ground Level
33.20 ft
10120.00 mm
Maximum Cutting Height
31.90 ft
9680.00 mm
Maximum Loading Height
21.10 ft
6610.00 mm
Minimum Loading Height
7.84 ft
2390.00 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.10 ft
6650.00 mm
Maximum Vertical Wall Digging Depth
17.60 ft
5340.00 mm
Bucket Digging Force - ISO
37318.00 lbf
166.00 kN
Stick Digging Force - ISO
27202.00 lbf
121.00 kN

Sustainability

Recyclability
97%
Features

LATEST FEATURES

  • Optional Cat Detect - People Detection helps the operator avoid personnel on the jobsite with visual and auditory alerts.
  • Optional Cat Command remote control allows you to work outside of the cab to help avoid potential hazards.
  • Optional integrated vehicle health management system alerts the operator with service guidance and parts needed to enhance uptime.        
  • Optional single antenna global navigation satellite system (GNSS) gives you visual and auditory guidance to grade.
  • Enhanced software integration enables tiltrotator attachments to work seamlessly with Cat Grade and Payload technologies.
  • Optional auxiliary relay powers on and turns off CB radios, beacon lights, and other attachments without you taking your hands off the joysticks.
  • Enhance visibility to make service work easier and safer with optional inspection lighting.
  • Make the jobsite safer with an optional swing alarm.
Not all features are available in all regions. Please check with your local Cat dealer for specific offering availability in your area.
Build Number: 07E

PERFORMANCE AND PRODUCTIVITY

  • Up to 10 percent lower fuel consumption. An additional 5 percent reduction without productivity loss when using Smart mode.
  • 12 percent improved swing torque makes working on slopes easier.
  • Increase operating efficiency up to 45 percent with standard Cat technologies that lower operator fatigue and your operating costs, including fuel consumption and daily maintenance.
  • C7.1 engine that meets emission standards. An aftertreatment system that requires no maintenance or downtime.
  • The advanced hydraulic system provides the optimum balance of power and efficiency while giving you the control you need for precise digging requirements.
  • Match the excavator to the job with power modes; let Smart mode automatically match engine and hydraulic power to digging conditions.
  • 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.
  • Auxiliary hydraulic options give you the versatility to use a wide range of Cat attachments.
  • Available SmartBoom™ lets the boom freely travel up and down without using any pump flow so operators can focus on stick and bucket work. The benefits are reduced operator stress and reduced fuel consumption(not available in all regions - consult your local dealer on availability).
  • Don’t let the temperature stop you from working. The excavator has a standard high-ambient temperature capability of 52° C (125° F) with de-rate and cold start capability of –18° C (0° F). An optional –32° C (–25° F) cold start package is available.

TECHNOLOGY THAT GETS WORK DONE

  • Boost productivity up to 45 percent versus traditional grading with standard Cat Grade with 2D system – includes indicate-only and laser capability.
  • Standard Grade Assist: Stay on grade – simply and effortlessly – with single-lever digging.
  • Set your desired bucket angle and let Bucket Assist automatically maintain the angle in sloping, leveling, fine grading, and trenching applications.
  • Keep the tracks on ground in lifting and hard digging with Boom Assist.
  • Automatically stop excavator swing at operator-defined set points in truck loading and trenching applications with Swing Assist, which will help you use less effort and consume less fuel.
  • Standard Cat Payload helps you achieve precise load targets to improve your 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.
  • Combine Payload with VisionLink® and remotely manage your production targets, now with the possibility to download on a USB stick.
  • Upgrade to optional Cat Grade with Advanced 2D: Create and edit grade designs with ease on a second high-resolution 254 mm (10 in) touchscreen monitor.
  • Want a 3D system to improve your digging results? Caterpillar's new 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 you’re on the job. If your application calls for a dual antenna system, it’s easy to upgrade.
  • 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. Plus you get added benefits of avoidance zones, cut and fill mapping, lane guidance, and augmented reality along with advanced positioning capability.
  • 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 grade systems from Trimble, Topcon, and Leica onto the machine.
  • Remote Troubleshoot connects you to a dealer service pro to help solve your problem and quickly get you to work.
  • Remote Flash works around your schedule to ensure your machine’s software is up to date for optimal performance.
  • Standard Product Link™ provides location, machine hours, fuel usage, productivity, idle time, diagnostic codes, and other machine data on demand through VisionLink online interface, helping you improve jobsite efficiency with lower operating costs.
  • Improve your accuracy and safety – Add a new Cat Tiltrotator system upgrade with factory-fit joysticks. The system allows a Tiltrotator to work with standard Cat 2D Grade and E-Fence; it uses the standard cab monitor to display the tool and engage its SecureLock™ so you don’t need spend money on an extra monitor.

WORK IN COMFORT

  • Choose between Comfort, Deluxe and Premium cabs – all with automatic climate control (consult your local dealer on availability in your region).
  • The Comfort cab is equipped with a mechanical suspension seat. The Deluxe seat is heated and air adjustable. The Premium seat is heated and cooled and adjusts automatically.
  • Tip up console on the Deluxe and Premium cab improves ingress/egress by approximately 45 percent.
  • Advanced viscous mounts reduce cab vibration up to 50 percent over previous excavator models.
  • Control the excavator comfortably with easy-to-reach controls all located in front of you.
  • Stow your gear with plenty of in-cab storage beneath and behind the seat and in the consoles. A cup holder, document holder, bottle holder, and coat hook are also provided.
  • Use the standard radio’s USB ports and Bluetooth® technology to connect personal devices and make hands-free calls.

SIMPLE TO OPERATE

  • Start the engine with a push button or the unique Operator ID function.
  • Program your power mode and joystick preferences using Operator ID; the excavator will remember what you set each time you go to work.
  • Make moving the excavator much easier with optional Cat Stick Steer. Simply push a button and use one hand to travel and turn instead of both hands or feet on levers or pedals.
  • 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.
  • Navigate quickly on the standard high-resolution 203 mm (8 in) touchscreen monitor, or with the optional 254 mm (10 in) touchscreen monitor (available on the Deluxe and Premium cabs only), or with the aid of the jog dial control.
  • Not sure how a function works or how to maintain the excavator? Always have the operator’s manual at your fingertips in the touchscreen monitor.
  • Find the tool you need – even if it’s hidden beneath overgrowth or debris. The excavator’s onboard Bluetooth reader can locate any work tool equipped with Cat asset tracking devices up to a range of 60 m (200 ft).
  • Auto Dig Boost increases power by up to 8% for better bucket penetration, shorter cycle times, and greater payloads.
  • Make moving the excavator much easier with Cat Stick Steer. Simply push a button and use one hand to travel and turn instead of both hands or feet on levers or pedals.
  • The Cat PL161 Attachment Locator is a Bluetooth device that makes finding your attachments and other gear quick and easy. The Cat App on your phone will locate the device automatically.
  • Tiltrotator attachments--ours or other brands--work seamlessly with Cat 2D Grade, Assist, Payload, and E-Fence . With no additional hardware required, all you have to do is simply select "Third Party Tiltrotator System Installation" in the monitor, do the calibration, and get to work.

LOWER MAINTENANCE COSTS

  • Expect up to 20 percent less maintenance cost than the 326F/326D2 (savings calculated over 12,000 machine hours).
  • Boost productivity with proactive service reminders. The new Integrated vehicle health management system alerts the operator with step-by-step service guidance along with parts needed so you don't experience any unnecessary downtime.
  • Do all daily maintenance at ground level.
  • Check engine oil level quickly and safely with the new ground-level engine oil dipstick; fill and check engine oil on top of the machine with a conveniently located second dipstick.
  • Track your excavator’s filter life and maintenance intervals via the in-cab monitor.
  • No required maintenance on the Cat Clean Emissions Module.
  • Using Cat genuine oil and filters and doing your typical S·O·SSM monitoring will double the current service interval to 1,000 hours, giving you greater uptime to do more work.
  • Expect the new air intake filter with precleaner to last up to 1,000 hours – a 100 percent increase over the previous filter.
  • The new hydraulic oil filter provides improved filtration performance, anti-drain valves to keep oil clean when the filter is replaced, and longer life with a 3,000 hour replacement interval – 50 percent longer than previous filter designs.
  • High-efficiency cooling fans run only when needed; you can program intervals so they automatically reverse to keep cores clean without interrupting your work.
  • S·O·S ports are on ground level, simplifying maintenance and allowing for quick, easy extraction of fluid samples for analysis.

BUILT-IN SAFETY FEATURES

  • Lift Assist helps you avoid tipping. With visual and auditory alerts, you’ll know if your load is within the excavator’s safe working range limits.
  • Access 100 percent of daily maintenance points from ground level – no need for you to climb on top of the excavator.
  • The standard ROPS cab meets ISO 12117-2:2008 requirements.
  • Cat Detect - People Detection helps protect the most valuable asset on any jobsite – people. The system uses smart cameras with depth sensors to provide the operator with visual and auditory alerts so he or she can take immediate action when a person is too close to the excavator.
  • 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.
  • Enhance jobsite safety by adding Cat Command to your fleet. The remote control system comes with everything you need like WIFI radio, cameras, and microphone so you can work outside of the cab and avoid potential hazards.
  • The standard hydraulic lockout lever isolates all hydraulic and travel functions in the lowered position.
  • Ground-level shut-off switch stops all fuel to the engine when activated and shuts down the machine.
  • 2D E-Fence prevents the excavator from moving outside of operator-defined set points; the system works with thumb and bucket combinations along with hammer, grapple, and clamshell attachments.
  • A rearview camera and a right-side-view camera are available. Upgrade to 360° visibility and you’ll easily visualize objects and personnel around the excavator in a single view.
  • New right service platform design provides easy, safe, and quick access to upper service platform; the service platform steps use anti-skid punch plate to prevent slipping.
  • Optional boom and stick lowering check valves prevent reverse flow, keeping your front linkage securely in place should the hydraulic system unexpectedly lose power.
  • Brightly colored seatbelts allow easy recognition of properly utilized safety restraints.
  • Make service work easier and safer with optional inspection lighting. With the flip of a switch, lights will illuminate the engine, pump, battery, and radiator compartments to enhance visibility.
  • Enhance jobsite safety. Add a swing alarm to alert people when you're rotating from trench to stockpile and back again.

SUSTAINABILITY

  • The Cat® C7.1 engine meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
  • The 326 emits up to 9% less CO2 than the previous 326F*.
  • 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 (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.
  • 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.
  • 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.
  • 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.
  • 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 helps you avoid repairs, downtime, and costly job site fines.
  • Extended maintenance intervals not only reduce downtime but decrease the amount of fluid and filters that are replaced over the life of the machine.
  • 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.
  • Remote Flash minimizes downtime and maintenance time while keeping your asset running with 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.
  • 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.
*All comparisons to 326F. Productivity, fuel and CO2 emissions vary by application. CO2 emissions calculations based on a reference work cycle using 2.2 U.S. gallons per hour of #2 U.S. diesel fuel based. Applies IPCC2006 methodology using U.S. EPA Emissions Hub emission factors. Includes DEF (diesel exhaust fluid) related CO2. Fuel measurements are at 15°C. Estimated average fuel consumption improvements are based on tests or Product Link® data where available. Productivity improvements are based on test data.
**Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel.
Standard Equipment
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • CAB
    • Rollover protective structure (ROPS)
  • CAT TECHNOLOGIES
    • Cat Product Link™
    • Remote Flash
    • Remote Troubleshoot
    • Cat Grade with 2D
    • Cat Assist
    • Cat Payload
    • 2D E-Fence
  • ELECTRICAL SYSTEM
    • Maintenance free batteries
    • Programmable time-delay LED working lights
    • LED chassis light, left-hand/right-hand boom lights, cab lights
  • ENGINE
    • Cat C7.1 single turbo diesel engine
    • Three selectable power modes
    • One-touch low idle with automatic
    • engine speed control
    • Auto engine idle shutdown
    • 52° C (125° F) high-ambient cooling capacity with de-rate
    • –18° C (0° F) cold start capability
    • Double element air filter with integrated precleaner
    • Reversing electric cooling fans
  • HYDRAULIC SYSTEM
    • Boom and stick regeneration circuits
    • Auto hydraulic warm up
    • Auto two-speed travel
    • Boom and stick drift reduction valve
    • Auto dig boost
    • Auto heavy lift
    • Tandem-type electronic main pump
    • Element-type main hydraulic filter
  • SAFETY AND SECURITY
    • Rearview camera
    • Right-side-view camera
    • Lift assist
    • Ground-level engine shutoff switch
    • Right-hand handrail and hand hold
    • Signaling/warning horn
  • SERVICE AND MAINTENANCE
    • Sampling ports for Scheduled Oil Sampling (S·O·S)
    • Ground-level and platform-level engine oil dipsticks
  • UNDERCARRIAGE AND STRUCTURES
    • Long undercarriage
    • Tie-down points on base frame
    • 4600 kg (10,141 lb) counterweight
Optional Equipment
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • BOOMS AND STICKS
    • 5.9 m (19'4") Reach boom
    • 5.9 m (19'4") HD Reach boom
    • 2.8 m + 3.3 m (9'2" + 10'10") Variable Angle boom
    • 10.2 m (33'6") Super Long Reach boom
    • 3.6 m (11'10") Reach stick
    • 2.95 m (9'8") Reach stick
    • 2.95 m (9'8") HD Reach stick
    • 2.5 m (8'2") Reach stick
    • 7.85 m (25'9") Super Long Reach stick
  • CAB
    • Mechanical-suspension seat (Comfort only)
    • Air-adjustable seat with heat (Deluxe only)
    • Auto adjustable seat with heat and air ventilation (Premium only)
    • High-resolution 203 mm (8 in) LCD touchscreen monitor
    • High-resolution 254 mm (10 in) LCD touchscreen monitor
    • Cat Stick Steer
    • Auxiliary relay
  • CAT TECHNOLOGIES
    • Cat Grade with Advanced 2D
    • Cat Grade with 3D single GNSS
    • Cat Grade with 3D dual GNSS
  • ELECTRICAL SYSTEM
    • 360° lighting
  • ENGINE
    • –32° C (–25° F) cold start capability
  • SAFETY AND SECURITY
    • Cat Detect - People Detection
    • Cat Command remote control
    • 360° visibility
    • Swing alarm
    • Inspection lighting
  • SERVICE AND MAINTENANCE
    • Electric refueling pump with auto shutoff
    • Integrated vehicle health management system
  • UNDERCARRIAGE AND STRUCTURES
    • Long narrow undercarriage
    • 600 mm (24") triple grouser shoes
    • 600 mm (24") double grouser shoes
    • 600 mm (24") single grouser shoes
    • 700 mm (28") triple grouser shoes
    • 790 mm (31") triple grouser shoes
    • 7400 kg (16,300 lb) counterweight for Super Long Reach