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336D2/D2 L

  • 336D2/D2 L - Large Excavators
  • 336D2/D2 L - Large Excavators
  • 336D2/D2 L - Large Excavators
  • 336D2/D2 L - Large Excavators
  • 336D2/D2 L - Large Excavators
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336D2/D2 L

The 336D2/D2 L incorporates innovations to improve your job site efficiency through low owning and operating costs, excellent performance, and high versatility.

Engine Model
Cat® C9 ACERT™
Net Flywheel
201 kW
Operating Weight
37086 kg
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336D2/D2 L Product Brochure pdf 2.29 MiB
Key Features pdf 104.48 KiB


Comfort and convenience to keep people productive

Cab Structure and Mounts

The cab shell is attached to the frame with viscous rubber mounts, which dampen vibrations and sound levels while enhancing your comfort. Thick steel tubing along the bottom perimeter improves the cab’s resistance to fatigue and vibration.


The suspension seat provides a variety of adjustments to accommodate a wide range of operators. The seat includes a reclining back, upper and lower seat slide adjustments, and height and tilt adjustments to meet your needs for comfort and productivity.

Joystick Control and Console

Low-effort, pilot-operated joystick controls are designed to match your natural wrist and arm position for maximum comfort and minimum fatigue. The right and left joystick console can be adjusted to meet your individual preferences, improving overall comfort and productivity during the course of a long work day.

Climate Control

Positive filtered ventilation with a pressurized cab is standard. Fresh air or re-circulated air can be selected with a switch on the left console.

Windows and Wipers

All glass is affixed directly to the cab to maximize visibility, eliminating window frames. The upper front windshield opens, closes, and stores on the roof above the operator with a one-touch action release system. Pillar-mounted wipers increase your viewing area and offer continuous and intermittent modes.


The full-color LCD monitor can be adjusted to minimize glare, and it has the capability of displaying information in 28 languages to meet the needs of today’s diverse work force.

Powerful, reliable, and fuel efficient to deliver more to your bottom line

Emission Standards

The Cat C9 ACERT engine has been designed to meet U.S. EPA Tier 2, EU Stage II, and China Tier 2 emission standards. The engine incorporates proven robust components and precision manufacturing you can count on for reliable and efficient operation.

Filtration System

The engine features an improved filtration system to ensure reliability even with less-than-quality fuel. Service intervals have been extended and the number of filters reduced to maximize your profit potential.

Automatic Engine Speed Control

Automatic engine speed control is activated during no-load or light-load conditions to reduce engine speed - all to help minimize fuel consumption.

Low Sound and Vibration

The Cat C9 ACERT engine is built to run quietly with limited vibration, improving your comfort.

Power to move more dirt, rock, and debris with speed and precision

Hydraulic System

Hydraulic system pressure from the two-pump system delivers terrific digging performance and productivity. The hydraulic system and component locations have been designed to provide a high level of system efficiency. The main pumps, control valves, and hydraulic tank are located close together to allow for shorter tubes and lines between components, reducing friction loss and pressure drops.

Pilot System

An independent pilot pump enables smooth, precise control for the front linkage, swing, and travel operations.

Auxiliary Hydraulic Valve

Control circuits are available as attachments to improve versatility. They allow operation of high- and medium-pressure tools such as shears, grapples, hammers, pulverizers, multiprocessors, and vibratory plate compactors.

Boom and Stick Regeneration Circuit

Boom and stick regeneration circuits save energy during boom-down and stick-in operation to increase efficiency and reduce cycle times and pressure loss for higher productivity, lower operating costs, and increased fuel efficiency.

Hydraulic Cylinder Snubbers

Snubbers are located at the rod end of the boom cylinders and both ends of the stick cylinders to cushion shocks while reducing sound levels and extending component life.

Built to work in rugged environments

Main Frame

The rugged main frame is built to perform in the toughest applications. The X-shaped, box-section carbody provides excellent resistance to torsional bending, and press-formed, robot-welded track roller frames provide exceptional strength and durability.


Durable Cat undercarriage absorbs stress and provides excellent stability. The 336D2/D2 L comes standard with grease lubricated tracks. The track links are assembled and sealed with grease to decrease internal bushing wear, reduce travel noise and extend service life lowering operating costs.

Rollers and Idlers

Sealed and lubricated track rollers, carrier rollers, and idlers provide excellent service life to keep your machine in the field and working longer.

Standard Undercarriage

Standard undercarriage is well suited for applications that require frequent machine repositioning; it’s also a good choice for restricted work spaces or uneven rocky terrain.

Long Undercarriage

Wide and sturdy long undercarriage offers an excellent platform for applications that require maximum stability and lift capacity.


A 6.0 mt (6.6 t) weight works well in applications that require heavy lifting. It’s bolted directly to the main frame for extra rigidity.

Made for high stress and long service life

Heavy-Duty Reach Front Linkage

The heavy-duty (HD) reach (R) front linkage is built to work in a variety of tough, demanding applications like loading rock or hammering concrete. The 6.5 m (21'4") heavy duty reach boom is made of high-tensile-strength steel using a large box-section design with interior baffle plates and an additional bottom guard for long life and durability. Three stick options are available to meet all your application requirements:

The 3.9 m (12'10") stick is a great choice when you need additional working range like truck loading and deep trenching.
The 3.2 m (10'6") stick is a versatile option that will meet the needs for most of your construction applications.
The 2.8 m (9'2") stick is best used when you are working primarily in truck loading applications to maximize your breakout force and increase your bucket fill factor.

Mass Excavation Front Linkage

The mass excavation (ME) front linkage is designed to maximize machine performance through superior digging forces and a larger bucket capacity. The 6.18 m (20'3") mass excavation boom is reinforced with a large cross section and internal baffle plates for long life and durability. The ME reach boom has two stick options to meet your demanding applications:

The 2.55 m (8'4") stick is designed for large, high-volume earthmoving work.
The 2.15 m (7'1") stick is best when you primarily use high-capacity buckets in truck loading applications to maximize your breakout force and increase your bucket fill factor.

Fast, easy and safe access built in

Ground-Level Service

The design and layout of the 336D2/D2 L was made with the service technician in mind. Most service locations are easily accessible at ground level to allow service and maintenance to get completed quickly and efficiently.

Air Filter Compartment

The air filter features a double-element construction for superior cleaning efficiency. When the air filter plugs, a warning is displayed on the cab monitor. Maintenance-free batteries are standard along with a battery disconnect switch.

Greasing Points

A concentrated remote greasing block on the boom allows greasing of hard-to-reach locations on the boom and stick.

Fan Guard

The engine radiator fan is enclosed by a steel guard that provides maximum protection when carrying out routine service and maintenance.

Anti-Skid Plating

Anti-skid plating covers the entire upper structure and storage box to prevent slipping during maintenance. Safety is further enhanced with the addition of countersunk bolts to reduce trip hazards.

Diagnostics and Monitoring

Standard hydraulic test ports enable a service technician to evaluate the hydraulic system, engine oil, and coolant quickly and easily for more efficient maintenance.

Pump Compartment

A service door on the right side of the upper structure allows ground-level access to the hydraulic pumps, hydraulic filters, engine oil filter, and fuel filters.

Radiator Compartment

The left rear service door allows easy access to the engine radiator, hydraulic oil cooler, air-to-air aftercooler, and AC condenser. A reserve tank and drain cock are attached to the radiator for ground-level maintenance.

Service you can count on

Product Support

Cat dealers utilize a worldwide computer network to find in-stock parts to minimize machine downtime. You can also save money with our line of remanufactured components.

Machine Selection

Your Cat dealers can provide specific recommendations with detailed comparisons of the Cat machines you are considering before you buy. This ensures you get the right size machine and appropriate work tools to meet all of your application needs.

Maintenance Services

Repair option programs guarantee the cost of repairs up front. Condition monitoring services and diagnostic programs such as scheduled oil sampling, coolant sampling, and technical analysis help you avoid unscheduled repairs.

Customer Support Agreements

Cat dealers offer a variety of product support agreements that can be tailored to meet your specific needs. These plans can cover the entire machine - including attachments - to help protect your investment.


Repair, rebuild, or replace? Your Cat dealers can help you evaluate the costs involved so you can make the right choice.

Dig, hammer, rip, and cut with confidence

Versatility and Performance

Each Cat work tool is designed to optimize the versatility and performance of your machine. An extensive range of buckets, compactors, grapples, multi-processors, rippers, crushers, pulverizers, hammers, and shears is available for your 336D2/D2 L.

Buckets and GET

Cat buckets and Cat Ground Engaging Tools (GET) are designed and matched to the machine to ensure optimal performance and fuel efficiency.

General-Duty Buckets (GD)

GD buckets are for digging in low-impact, moderately abrasive materials such as dirt, loam, gravel, and clay.

Heavy-Duty Buckets (HD)

HD buckets are a good starting point when application conditions vary - especially when conditions include mixed dirt, clay, sand, and gravel.

Severe-Duty Buckets (SD)

SD buckets are best suited to highly abrasive materials like shot rock, sand stone, and granite.

Extreme-Duty Buckets (XD)

XD buckets are for extremely abrasive materials like high-quartzite granite.


Quick couplers allow one person to change work tools in seconds for maximum performance and flexibility on a job site. One machine can move rapidly from task to task, and a fleet of similarly equipped machines can share a common work tool inventory.

Center-Lock™ Coupler

Center-Lock is a coupler and features a patent-pending locking system. A highly visible secondary lock clearly shows the operator when the coupler is engaged or disengaged from the bucket or work tool.

E Series Hammers

E Series hammers bring together customer expectations for performance, quality, and serviceability along with Caterpillar manufacturing expertise. They are also quiet - a significant benefit in urban and noise-restricted work areas.


Constructed from high-strength steels and built to last, Cat rippers endure in the toughest conditions. The box-section structure is reinforced for maximum rigidity, transmitting the full machine power to the material being ripped. Rippers feature a replaceable wear tip, and most models also come equipped with a replaceable shank protector.


Cat grapples make Cat excavators the ideal machine for handling loose material, sorting trash, and demolition site cleanup. An array of styles and sizes is available to match excavators to the task at hand.


Multi-processors do the work of many types of demolition tools by use of interchangeable jaw sets. Changing jaws allows a single unit to crush, pulverize, and perform a variety of specialized tasks such as cutting steel rebar and tanks.


Cat shears are designed to take full advantage of the hydraulic flows and pressures produced by Cat excavators - all to enhance productivity without compromising safety or causing premature wear of the shear or carrier.


Mechanical pulverizers are cost-effective tools for recycling demolished concrete debris. The bucket cylinder on the excavator powers the pulverizer, eliminating the need for a dedicated cylinder, associated hydraulics, and additional installation cost.


Cat compactors make job site compaction quick, efficient, and cost effective.


The hydraulic concrete crusher is well suited for demolition in residential areas. The tool combines several demolition operations in one piece of equipment:

Breaking out concrete from fixed structures
Pulverizing concrete
Cutting reinforcement rods and small steel profiles


Standard Equipment
Engine Model Cat® C9 ACERT™
Net Flywheel Power 201 kW
Bore 112 mm
Stroke 149 mm
Displacement 8.8 l
Engine Power - ISO 14396 209 kW
Net Power - SAE J1349/ISO 9249 201 kW
Standard Equipment
Operating Weight 37086 kg
Operating Weight - Long Undercarriage 37086 kg
Operating Weight - Standard Undercarriage 34489 kg
Standard Equipment
Swing Speed 8.98 r/min
Swing Torque 108.6 kN·m
Standard Equipment
Maximum Travel Speed 4.85 km/h
Maximum Drawbar Pull 300.5 kN
Gradeability 30°/70%
Standard Equipment
Swing System - Maximum Flow 265 l/min
Maximum Pressure - Travel 35000 kPa
Maximum Pressure - Swing 29000 kPa
Pilot System - Maximum Flow 40 l/min
Pilot System - Maximum Pressure 4000 kPa
Boom Cylinder - Bore 150 mm
Boom Cylinder - Stroke 1440 mm
Stick Cylinder - Bore 170 mm
Stick Cylinder - Stroke 1738 mm
Maximum Pressure - Equipment 35000 kPa
Bucket Cylinder - Bore 150 mm
Bucket Cylinder - Stroke 1151 mm
Main System - Maximum Flow - Each 265 l/min
Standard Equipment
Fuel Tank Capacity 620 l
Cooling System 40 l
Engine Oil 40 l
Final Drive - Each 8 l
Hydraulic System Oil Capacity - Including Tank 410 l
Hydraulic Tank Oil 175 l
Swing Drive 19 l