New Attachments

Attachments tailor Cat machines to the specific requirements of a customer's working needs. Caterpillar Attachments enhance the productivity and utility of Caterpillar machines, equipping them for a wide range of tasks and operating requirements, and providing total system solutions for any job application.


To see all of our new attachments currently for sale, click on the images below:

 

Wheel Excavators M318

Cat wheeled excavators range from 13 to 25 tons (13,000 to 25,000 kg) They have the mobility, speed, power, and reliability to be the most versatile machine in your fleet. They help you take on a variety of challenges every day, and at a lower cost.

Wheel Excavators M318

Cat wheeled excavators range from 13 to 25 tons (13,000 to 25,000 kg) They have the mobility, speed, power, and reliability to be the most versatile machine in your fleet. They help you take on a variety of challenges every day, and at a lower cost.

Units: USMetric

Air Conditioning System

Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf (Europe) (Global Warming Potential = 1430). See label or instruction manual for gas refrigerant identification. The system contains 0.75 kg (1.65 lb), 0.90 kg (1.98 lb) or 1.0 kg (2.20 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons) for R134a and 0.001 tonnes (0.001 tons) for R1234yf (Europe).
Units: USMetric

Blade

Width 70.1 in 1780 mm
Height 13.8 in 350 mm
Units: USMetric

Certification - Cab and Canopy

Roll Over Protective Structure (ROPS) ISO 12117-2:2008
Tip Over Protective Structure (TOPS) ISO 12117:1997
Top Guard ISO 10262:1998 (Level I)
Units: USMetric

Dimensions - Long Stick

Dig Depth 122.4 in 3110 mm
Vertical Wall 94.1 in 2390 mm
Maximum Reach - Ground Level 211.8 in 5380 mm
Maximum Reach 216.9 in 5510 mm
Maximum Dig Height 197.6 in 5020 mm
Maximum Dump Clearance 141.7 in 3600 mm
Boom In Reach 73.2 in 1860 mm
Tail Swing without Counterweight 35 in 890 mm
Tail Swing - with Extra Counterweight 39.6 in 1005 mm
Maximum Blade Depth 21.1 in 535 mm
Maximum Blade Height 15.2 in 385 mm
Boom Height - Shipping Position 68.9 in 1750 mm
O/A Shipping Height 97.6 in 2480 mm
Swing Bearing - Height 22.2 in 565 mm
O/A Undercarriage Length 87.4 in 2220 mm
Overall Shipping Length* 190.9 in 4850 mm
Boom Swing - Right 34.3 ° 870 mm
Boom Swing - Left 640 mm 25.2 °
Track Belt/Shoe Width 11.8 in 300 mm
Track Width 70.1 in 1780 mm
Minimum Ground Clearance Below Undercarriage 12.2 in 310 mm
Stick Length 61.4 in 1560 mm
Note *Overall Shipping Length depends on blade position during shipment.
Units: USMetric

Dimensions - Standard Stick

Dig Depth 110.6 in 2810 mm
Vertical Wall 88.6 in 2250 mm
Maximum Reach - Ground Level 202 in 5130 mm
Maximum Reach 207.5 in 5270 mm
Maximum Dig Height 193.7 in 4920 mm
Maximum Dump Clearance 137.4 in 3490 mm
Boom In Reach 69.3 in 1760 mm
Tail Swing without Counterweight 35 in 890 mm
Tail Swing with Extra Counterweight 39.6 in 1005 mm
Maximum Blade Depth 21.1 in 535 mm
Maximum Blade Height 15.2 in 385 mm
Boom Height - Shipping Position 59.8 in 1520 mm
O/A Shipping Height 97.6 in 2480 mm
Swing Bearing - Height 22.2 in 565 mm
O/A Undercarriage Length 87.4 in 2220 mm
Overall Shipping Length* 189 in 4800 mm
Boom Swing - Right 34.3 ° 870 mm
Boom Swing - Left 25.2 ° 640 mm
Track Belt/Shoe Width 11.8 in 300 mm
Track Width 70.1 in 1780 mm
Minimum Ground Clearance Below Undercarriage 12.2 in 310 mm
Stick Length 49.6 in 1260 mm
Note *Overall Shipping Length depends on blade position during shipment.
Units: USMetric

Engine

Net Power 23.6 hp 17.6 kW
Engine Model C1.7
Net Power @ 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 23.6 hp 17.6 kW
Net Power - ISO 9249 24.7 hp 18.4 kW
Bore 3.3 in 84 mm
Stroke 3.9 in 100 mm
Displacement 104 in³ 1.7 l
Emissions Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Note Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (1) Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2,200 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
Units: USMetric

Hydraulic System

Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,400 rpm 26 gpm 100 L/min
Operating Pressure - Equipment 3553 psi 245 bar
Operating Pressure - Travel 3553 psi 245 bar
Operating Pressure - Swing 2625 psi 181 bar
Auxiliary Circuit - Primary - Flow 18 gpm 70 L/min
Auxiliary Circuit - Primary - Pressure 3553 psi 245 bar
Auxiliary Circuit - Secondary - Flow 7 gpm 25 L/min
Auxiliary Circuit - Secondary - Pressure 3553 psi 245 bar
Digging Force - Stick - Standard 4249 lbf 18.9 kN
Digging Force - Stick - Long 3799 lbf 16.9 kN
Digging Force - Bucket 7419 lbf 33 kN
Note *Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Units: USMetric

Service Refill Capacities

Cooling System 1.8 gal (US) 7 l
Engine Oil 1.6 gal (US) 6 l
Fuel Tank 11.9 gal (US) 45 l
Hydraulic Tank 5.3 gal (US) 20 l
Hydraulic System 11.9 gal (US) 45 l
Units: USMetric

Sound

Operator Sound Pressure (ISO 6396:2008) 78 dB(A) 78 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008) 94 dB(A) 94 dB(A)
Note European Union Directive ‚ "2000/14/EC"
Units: USMetric

Sustainability

Recyclability 95%
Units: USMetric

Swing System

Machine Swing Speed 9 r/min 9 r/min
Boom Swing - Left 75 ° 75 °
Boom Swing - Right 50 ° 50 °
Units: USMetric

Travel System

Travel Speed - High 2.8 mile/h 4.5 km/h
Travel Speed - Low 1.6 mile/h 2.6 km/h
Maximum Traction Force - High Speed 3799 lbf 16.9 kN
Maximum Traction Force - Low Speed 6969 lbf 31 kN
Ground Pressure - Minimum Weight 4.3 psi 29.6 kPa
Ground Pressure - Maximum Weight 5.2 psi 35.7 kPa
Gradeability - Maximum 30 degrees
Units: USMetric

Weight Increase from Minimum Configuration

Cab 309 lb 140 kg
Counterweight 221 lb 100 kg
Extra Counterweight 551 lb 250 kg
Long Stick 44 lb 20 kg
Steel Tracks 287 lb 130 kg
Angle Blade 353 lb 160 kg
Units: USMetric

Weights

Operating Weight 9239 lb 4190 kg
Minimum Operating Weight with Canopy* 7673 lb 3480 kg
Maximum Operating Weight with Canopy** 8930 lb 4050 kg
Minimum Operating Weight with Cab* 7982 lb 3620 kg
Maximum Operating Weight with Cab** 9239 lb 4190 kg
EU: CE Plate Weight with Canopy*** 7784 lb 3530 kg
EU: CE Plate Weight with Cab*** 8004 lb 3630 kg
Note (1) *Minimum Weight is based on fixed rubber tracks, operator, full fuel tank, standard stick, blade, no bucket and extra counterweight.
Note (2) **Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, no bucket and extra counterweight.
Note (3) ***CE Plate Weight is based on the most common EU configuration. Includes 75 kg (165 lb) operator and full fuel tank and excludes bucket.
Latest Features
Cat Grade 3D Ready
        
  • The Cat Grade 3D Ready option includes all the hardware required for the Grade with 3D system, installed and tested from the factory. This option provides an easier upgrade path for customers who want to add Grade with 3D after their initial purchase. To activate, contact your Cat Dealer to purchase the required 3D software licenses. Licenses can be installed remotely or manually loaded onto the machine.

Cat Payload*
        
  • The Cat Payload option provides operators with on-the-go weighing to help them hit load targets and avoid overloading, underloading, or misloading materials.

*Payload technologies are not legal for trade.

Not all features are available in all regions. Please check with your Cat dealer for specific offering availability in your area. Build Number: 07E
High Performance
        
  • The Cat engine matches to your performance and production needs. The engine meets U.S. EPA Tier 4 Final, EU Stage V, and Korea Stage V emission standards.
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  • Easily travel between sites with travel speeds up to 35 km/h (21.7 mph).
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  • From dirt to asphalt, the excavator matches your needs to help get the job done in a timely, efficient manner.
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  • The advanced hydraulic system provides the optimum balance of power and efficiency while giving you the control you need for precise working requirements.
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  • The dedicated swing pump helps provide consistent power for multitasking capabilities.
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  • High swing torque helps you get the job done fast to move on to the next one.
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  • Auxiliary hydraulic options give you the versatility to use a wide range of Cat attachments.
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  • Optional bucket cylinder lowering check valves enable the machine to be used in additional applications.
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  • Don't let the temperature stop you from working. The excavator has a standard high-ambient temperature capability up to 52°C (125°F) and cold start capability down to -18°C (0°F).
Work in Comfort
        
  • Choose between Deluxe and Premium cab options.
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  • The Deluxe seat is heated and air adjustable while the Premium seat is heated, ventilated, and adjusts automatically.
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  • Get in and out of the cab easily using the tip-up left console.
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  • Advanced viscous mounts help you feel comfortable in the cab while you work with reduced cab vibrations.
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  • Control the excavator comfortably with easy-to-reach controls, all 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. A cup holder, bottle holder, and coat hook are also provided.
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  • Bluetooth® integrated radio allows for seamless mobile phone connection to listen to music, podcasts, and hands-free calling.
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  • Easily adjust the climate control system using the touchscreen monitor or jog dial.
Low Maintenance Costs
        
  • Quickly check and service your machine with daily maintenance points accessible from ground level.
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  • Check the engine oil level quickly and safely from the ground.
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  • Long life filters for fuel, hydraulic oil, and air help save on maintenance costs.
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  • Track your machine's filter life and maintenance intervals on the in-cab monitor.
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  • The fuel filtration helps protect the engine from fuel contamination.
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  • The hydraulic oil filter helps provide high filtration performance, anti-drain valves to help keep oil clean when the filter is replaced, and long life with a 3,000-hour replacement interval.
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  • Centralized grease points with an autolube option mean less downtime and more work getting done.
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  • Scheduled Oil Sampling (S•O•SSM) ports are located at ground level, helping simplify maintenance and allowing for quick, easy extraction of fluid samples for analysis.
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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 along with parts needed so you don't experience any unnecessary downtime.
Simple to Operate
        
  • Start the engine with the push-to-start button, a Bluetooth key fob, or the unique Operator ID function.
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  • Program your power mode and joystick preferences using Operator ID; the excavator remembers your settings each time you go to work.
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  • Navigate quickly on the standard high-resolution 254 mm (10 in) touchscreen monitor or with the aid of the jog dial control.
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  • The axle locks at zero speed and unlocks when the travel pedal is activated. The axle can also be manually locked with a button on the right-hand console or with a joystick button.
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  • Turn on Heavy Lift mode and get more force when you need it.
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  • Continuously improved user interface allows for intuitive navigation, minimizing performance interruption with the easy-to-use touchscreen menu.
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  • Optional Cat tiltrotators work seamlessly with Cat 2D Grade, Assist, Payload, and E-Fence with no additional hardware required. Third party tiltrotators are compatible with these features and can be activated with the purchase of additional software.
Safety Features
        
  • Access daily maintenance points from ground level.
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  • Keep your excavator secure with Operator ID. Use your PIN code on the monitor to enable the push button starting feature.
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  • The standard Rollover Protective Structure (ROPS) cab meets ISO 12117-2:2008 requirements.
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  • Enjoy great all-around visibility with the help of small cab pillars, large windows, and a flat engine hood design. Rear and right-side-view cameras are standard.
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  • The service platform design helps provide easy, safe, and quick access to the upper service platform; the service platform steps use anti-skid punch plate to help prevent slipping.
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  • The standard hydraulic lockout lever isolates all hydraulic and travel functions in the lowered position.
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  • The travel and swing lock prevent the front linkage and upper frame from moving as you travel.
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  • The ground-level shutoff switch stops all fuel to the engine when activated and shuts down the machine.
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  • Optional inspection lighting helps make service work easy and safe. With the flip of a switch, lights will illuminate the engine, pump, battery, and radiator compartments to enhance visibility.
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  • Optional Operator Protective Guards (OPG) protect from falling and flying debris.
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  • Optional Cab Avoidance helps you avoid contact between your worktool attachment and the cab.
Integrated Cat® Technologies
        
  • The latest operator oriented User Interface (UI) has been designed to help maximize uptime.
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  • VisionLinkTM 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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  • 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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  • Remote Troubleshoot is a mobile application that allows your Cat dealer to perform diagnostic testing on your connected machine remotely to help ensure that issues are resolved quickly and with less downtime.
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  • Optional Cat Grade with 2D system helps boost productivity versus traditional grading.
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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 grade systems from Trimble, Topcon, and Leica with the purchase of additional software for activation.
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  • Optional Cat Grade with Assist helps you 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.
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  • Optional 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.

*Data field availability can vary by equipment manufacturer.
Sustainability
        
  • The Cat C4.4 engine meets U.S. EPA Tier 4 Final, EU Stage V, and Korea Stage V emission standards.
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  • The M318 emits less CO₂ than the M318F.
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  • Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with 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.
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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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  • Extended maintenance intervals not only reduce downtime but decrease the amount of fluid and filters that are replaced over the life of the machine.
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  • Cat Scheduled Oil Sampling (S•O•SSM) Services helps reveal excessive wear, contaminated fluids or other “unseen” issues that can shorten component life. In many cases, you can extend oil and coolant change intervals by using fluid monitoring. Consult your Cat dealer or the machine's operation and maintenance manual for more information.
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  • 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.
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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.
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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, jobsite productivity, and accuracy.
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  • Cat Payload for excavators provides on-the-go material weighing which helps reduce fuel burn by improving loading efficiency, jobsite productivity, and eliminating trips to the scale.

*While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use.
**Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
***Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).
Attachments
Tackle your jobs with a complete Cat solution. Cat attachments are not just accessories – they are essential tools that define what your machine can do. When you pair a Cat excavator with Cat attachments, you unlock a fully integrated system built for performance, durability, and efficiency. Whether you are clearing land, breaking concrete, or compacting soil, the right attachment transforms your excavator into a powerful, multi-purpose tool ready for any challenge. Depending on your project or application, you could benefit from excavator attachments such as:
        
  • Buckets: Handle everything from digging and grading to cleanup and debris removal with your excavator. Cat offers general duty, heavy duty, extreme duty, and severe duty buckets, as well as specialized designs for ditch cleaning, rock, and finishing work. Reinforced edges and wear-resistant materials ensure long-lasting performance in tough conditions.
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  • Demolition and Sorting Grapples: Tackle larger debris or precisely sort materials into piles. These grapples are engineered for accuracy in demolition and material sorting, handling concrete, rebar, wood, and mixed debris. High clamping force and agile movement make them ideal for primary and secondary demolition and recycling operations.
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  • Orange Peel Grapples: Built for scrap and bulk material handling, Orange Peel Grapples excel with irregular, heavy loads like metal, rock, and waste. Their hydraulic tines provide superior grip and penetration. High-capacity and continuous rotation are perfect for scrap yards and transfer stations. Cat offers these grapples with a choice of different shell designs and tine options suited to various applications.
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  • Hammers: Break concrete, rock, and steel with up to 1,000 blows per minute. Built for high-production demolition, quarrying, and construction, they offer powerful impact energy and consistent performance. Their durability and low-maintenance design make them essential for demanding breaking applications.
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  • Scrap and Demolition Shears: Rotating shears provide precision cutting for metal structures, pipes, rebar, and scrap, making them ideal for demolition and recycling. Their powerful jaws and fast cycle times ensure clean cuts and high productivity. Built for durability, they excel in heavy-duty steel processing.
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  • Tiltrotators: Tiltrotators provide 360° rotation and 40° left/right tilt functionality, allowing attachments to move with unmatched precision and flexibility. This flexibility transforms your machine into a multi-functional tool capable of working from virtually any angle without repositioning. Ideal for grading, trenching, and complex excavation work, they deliver multi-angle control for tight and confined spaces.

Cat attachments are engineered to maximize your excavator’s productivity, helping you get more work done with greater efficiency and confidence. Choosing the right attachment is not just about compatibility, it is about unlocking your machine’s full potential while avoiding equipment damage or safety risks. Connect with your Cat Dealer to find the optimal attachments for your specific machine and application needs.
NOTE
Standard and optional equipment may vary. Consult your Cat dealer for details.
CAB
Sound-suppressed ROPS cab
CAT TECHNOLOGY
VisionLink™
ENGINE
Power mode selector
ELECTRICAL SYSTEM
Programmable time-delay LED working lights
HYDRAULIC SYSTEM
Automatic hydraulic oil warmup
SAFETY AND SECURITY
Rear and right-side view cameras
SERVICE AND MAINTENANCE
Integrated vehicle health management system
UNDERCARRIAGE AND STRUCTURES
Automatic brake/axle lock
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