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321D LCR

Medium Excavators

The Caterpillar 321D LCR excavator provides all the elements to give you the lowest cost to own and operate. At the end of the day, it all comes down to how much work you got done and how much did it cost you. Caterpillar and the 321D LCR offer you the tools to help lower your owning and operating costs.

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Engine Model Cat® C6.4 ACERT™
Net Flywheel Power 103 kW
Net Power - ISO 9249 103 kW
Bore 102 mm

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FEATURES & BENEFITS

Compact Radius

The 321D LCR is a “Compact Radius” machine developed so that it can work in the narrow job-site. The cylindrical upper frame and cylindrical operator station, allow the 3... Read more

C6.4 Engine with ACERT™ Technology

ACERT™ Technology works at the point of combustion to optimize engine performance and provide low exhaust emissions to meet EU Stage IIIA emission regulations, with excep... Read more

Hydraulics

The hydraulic system has been designed to provide reliability and outstanding controllability. An optional Tool Control System provides enhanced flexibility. Read more

Operator Comfort

Provides maximum space, wider visibility and easy access to switches. The monitor is a full-color graphical display that allows the operator to understand the machine inf... Read more

Structures

Caterpillar® design and manufacturing techniques assure outstanding durability and service life from these important components. Read more

Versatility

Caterpillar offers a wide variety of factory-installed attachments that enhance performance and job site management. Read more

Booms, Stick and Linkage

One Reach boom and one VA boom related to one long stick (R2.9B1) are available to suit a variety of application conditions. Read more

Work Tools

Caterpillar buckets, multi-processors, sorting and demolition grapples, hammers and quick couplers provide a total solution package to the end-user. Read more

Service and Maintenance

Fast, easy service has been designed in with extended service intervals, advanced filtration, convenient filter access and user-friendly electronic diagnostics for increa... Read more

SPECIFICATIONS FOR 321D LCR

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Engine
Engine Model Cat® C6.4 ACERT™
Net Flywheel Power 103 kW
Net Power - ISO 9249 103 kW
Bore 102 mm
Stroke 130 mm
Displacement 6.4 l
Weights
Operating Weight 25500 kg
Operating Weight - Maximum 25500 kg
Operating Specifications
Maximum Vertical Wall Digging Depth 6680 mm
Service Refill Capacities
Fuel Tank Capacity 330 l
Cooling System 25 l
Engine Oil 30 l
Swing Drive 8 l
Final Drive - Each 8 l
Hydraulic System - Including Tank 208 l
Hydraulic Tank - Including Suction Pipe 133 l
Hydraulic Tank 120 l
Swing Mechanism
Swing Speed 11.5 r/min
Swing Torque 61.8 kN·m
Drive
Maximum Drawbar Pull 206 kN
Maximum Travel Speed 5.5 km/h
Hydraulic System
Main Implement System - Maximum Flow (2x) 205 l/min
Maximum Pressure - Equipment 35000 kPa
Maximum Pressure - Heavy Lift 36000 kPa
Maximum Pressure - Travel 35000 kPa
Maximum Pressure - Swing 25000 kPa
Pilot System - Maximum Flow 32.4 l/min
Pilot System - Maximum Pressure 3900 kPa
Boom Cylinder - Bore 120 mm
Boom Cylinder - Stroke 1260 mm
Reach Stick Cylinder - Bore 140 mm
B1 Family Bucket Cylinder - Bore 120 mm
Reach Stick Cylinder - Stroke 1518 mm
B1 Family Bucket Cylinder - Stroke 1104 mm
Sound Performance
Performance ANSI/SAE J1166 APR 90
Standards
Brakes SAE J1026 APR90
Cab/FOGS SAE J1356 FEB88
Track
Number of Shoes - Each Side - Long Undercarriage 49
Number of Track Rollers - Each Side - Long Undercarriage 8
Number of Carrier Rollers - Each Side - Long Undercarriage 2

SELECT MODELS TO COMPARE

Medium Excavators

320D/320D L

Engine Model Cat® C6.4 ACERT™
Net Flywheel Power 103 kW
Net Power - ISO 9249 103 kW
Bore 102 mm
Medium Excavators

323F SA

Engine Model Cat C4.4 ACERT
Net Flywheel Power 120 kW
Bore 105 mm
Stroke 127 mm
Medium Excavators

329D/329D L

Engine Model Cat® C7 ACERT™
Net Flywheel Power 152 kW
Net Power - ISO 9249 152 kW
Bore 110 mm
Medium Excavators

326D2 (Tier 2)

Engine Power - ISO 9249 145 kW
Engine Model Cat C7.1
Engine Power - ISO 14396 147 kW
Bore 105 mm
Medium Excavators

330D2 (Tier 2)

Engine Model Cat C7.1 ACERT™
Net Flywheel Power 157 kW
Bore 105 mm
Stroke 135 mm
Medium Excavators

320 GC - Tier 3

Net Power - ISO 9249 107 kW
Engine Model Cat C4.4
Engine Power - ISO 14396 108 kW
Bore 105 mm
Medium Excavators

335F L

Engine Model Cat® C7.1 ACERT™
Net Flywheel Power 149 kW
Bore 105 mm
Stroke 135 mm
Medium Excavators

323 - NR4

Net Power - ISO 9249 150.1 kW
Engine Model Cat C7.1
Engine Power - ISO 14396 151 kW
Bore 105 mm
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