Caterpillar 320D is known as an excavator that can maintain high performance with little fuel consumption. This is because the machine engine, 3066 ATAAC, is aftercooled and turbocharged with six cylinders. Moreover, the excavator can control the engine speed automatically according to different load conditions, which also helps the excavator reduce fuel consumption and sound levels.

The 320D spare part is one of the high-demanded products from our clients. To help customers to get better understanding regard to the equipment and part information, this post organizes basic machine specifications and part information.

(Please note: machine information & part numbers may vary by different countries. To confirm the correct information, please check the manual or contact us.)

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CAT 320D specifications

Engine
Engine Models CAT 3066 ATAAC diesel engine
Net Power (ISO 9249) 103kW/140hp
Net Power (EEC 80/1269) 103kW/140hp
Bore 102mm
Stroke 130mm
Displacement 6.37L
Drive
Maximum Travel Speed 5.5km/h
Maximum Drawbar Pull 206kN
Swing Mechanism
Swing Speed 11.5rpm
Swing Torque 206kNm
Hydraulic System
Main System – Max Flow 2 x 205 l/min
Maximum Pressure – Normal 350 bar
Maximum Pressure – Travel 350 bar
Maximum Pressure – Swing 250 bar
Pilot System – Max Flow 32.4 L/min
Pilot System – Max Pressure 39 bar
Boom Cylinder – Bore 120mm
Boom Cylinder – Stroke 1260mm
Stick Cylinder – Bore 1260mm
Stick Cylinder – Stroke 1260mm
Bucket Cylinder – Bore 120mm
Bucket Cylinder – Stroke 1104mm

 

FridayParts CAT 320D Spare Parts Lookup

Part Names Part Numbers Links
Camshaft 305-4756 Please contact us to get a quote
Crankshaft 294-1749 https://www.fridayparts.com/crankshaft-for-caterpillar-cat-320d-excavator
Cylinder Block GP 294-1725 Please contact us to get a quote
Cylinder Head AS 2977644 https://www.fridayparts.com/engine-c6-4-cylinder-head-assembly-ca2977644-297-7644-2977644-for-caterpillar-excavator-320d-321d-lcr-323d
Drive AS-fan 324-0123 https://www.fridayparts.com/fan-drive-motor-324-0123-for-catpiller-excavator-cat-320d-320d-l
Flywheel AS 2941752 Please contact us to get a quote
Piston 2977750 https://www.fridayparts.com/piston-2977750-for-caterpillar-cat-engine-3064-3066-excavator-311c-318c-320c-320d-in-usa
Overhaul Kit 4822083 https://www.fridayparts.com/for-caterpillar-cat-3066-engine-320-320b-320c-320d-321b-321c-excavator-overhaul-rebuild-kit
Oil Filter 1R-1807 https://www.fridayparts.com/oil-filter-1r1807-for-caterpillar-cat-235b-312d2-313d2-320b-320d-322c-324d-325c-325d-329d-330
Fuel Water Separator 1R-0771 https://www.fridayparts.com/cat-e365-electronic-fuel-injection-fuel-filter-1r-0771-326-1643
Hydraulic Oil Filter 5I-8670X Please contact us to get a quote
Air Cleaner 124-1711 Please contact us to get a quote
Gasket Kit 32F11-08100 https://www.fridayparts.com/for-caterpillar-cat-c6-4-engine-320d-excavator-overhaul-gasket-kit-32f11-08100
ECM Panel 227-7698 https://www.fridayparts.com/ecm-electrical-control-module-331-7359-for-caterpillar-cat-c6-4-engine-320d-excavator-with-program
Oil Sensor 266-6210 https://www.fridayparts.com/cat-320b-oil-sensor
Starting Motor 272-4774Y Please contact us to get a quote
Switch-Magnetic 094-2080 https://www.fridayparts.com/switch-magnetic-094-2080-for-caterpillar-cat-320b-320c-320d-excavator-3066-c6-4-engine
Intercooler Intake Manifold 210-8108 https://www.fridayparts.com/cat-cat320d-intercooler-intake-manifold
Intercooler Intake Manifold 204-0947 https://www.fridayparts.com/cat-e320d-intercooler-intake-manifold
Turbocharger Intake Manifold 205-6687 https://www.fridayparts.com/cat-e320d-turbocharger-intake-manifold
Engine Intake Manifold 265-3585 https://www.fridayparts.com/cat-e320d-electronic-fuel-injection-engine-intake-manifold265-3585
Intercooler Pipe 210-8107 https://www.fridayparts.com/cat-cat320d-intercooler-intake-manifold2-part-number-210-8107
Muffler 324-4172 https://www.fridayparts.com/muffler-324-4172-294-1762-for-caterpillar-excavator-cat-320d-320dl-323d-323d-l-323d-ln-engine-c6-4-3066
Turbocharger 310-9617 https://www.fridayparts.com/cat-cat320d-turbocharger
Radiator 326-3870 https://www.fridayparts.com/for-caterpillar-excavator-cat-320d-325d-329d-m325d-mh-water-tank-radiator-core-ass-y-326-3870
Hydraulic Oil Cooler 347-9292, 265-3625 https://www.fridayparts.com/for-caterpillar-excavator-cat-320d-321d-323d-hydraulic-oil-cooler-265-3625
Radiator Core 326-3870 https://www.fridayparts.com/for-caterpillar-excavator-cat-320d-325d-329d-m325d-mh-water-tank-radiator-core-ass-y-326-3870
Cooling Fan Leaf Blade 245-9344 https://www.fridayparts.com/cooling-fan-clutch-leaf-blade-245-9344-for-caterpillar-cat-320d-320d2-321c-excavator-3066-c6-4-c6-6-c7-1-engine
Hydraulic Main Pump 173-3381 https://www.fridayparts.com/hydraulic-main-pump-173-3381-for-caterpillar-cat-excavator-320c-320c-l-320c-ln-320c-s-engine-3066
Gear Pump 126-2016 https://www.fridayparts.com/gear-pump-126-2016-for-caterpillar-cat-318c-319c-320c-320d-321c-322c-324d-325d
Control Valve Ass’y 259-7465 Please contact us to get a quote
Fuel Injection Pump 326-4635 https://www.fridayparts.com/fuel-injection-pump-326-4635-for-carterpiller-cat-excavator-320d-320d-l-321d-lcr-323d-l-engine-c6-4
Swing Motor 148-4679 Please contact us to get a quote
Control Joystick (right) 177-2665 Please contact us to get a quote
Control Joystick (Left) 177-2664 Please contact us to get a quote
Monitor 386-3457 https://www.fridayparts.com/monitor-386-3457-for-caterpillar-cat-320d-313d-312d-324d-365c-excavator-3066-c-18-c-15-c6-4-c7-engine
Lever 170-9499 Please contact us to get a quote
Track Shoe 126-5062 https://www.fridayparts.com/undercarriage-parts-for-caterpillar-cat-e320d-excavator-in-usa
Track Roller 348-1867 https://www.fridayparts.com/undercarriage-parts-for-caterpillar-cat-e320d-excavator-in-usa
Carrier Roller 8E-5600 https://www.fridayparts.com/undercarriage-parts-for-caterpillar-cat-e320d-excavator-in-usa
Sprocket 8E-9805 https://www.fridayparts.com/undercarriage-parts-for-caterpillar-cat-e320d-excavator-in-usa
Travel Motor 204-2819 https://www.fridayparts.com/undercarriage-parts-for-caterpillar-cat-e320d-excavator-in-usa

 

Easily match the parts to your excavator by watching FridayParts video catalog on our official YouTube channel!