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Hitachi EX300 Excavator Parts | Aftermarket New, Used and Rebuilt

Hitachi EX300 Excavator Parts

New Aftermarket, Used and Rebuilt EX300 Parts

Looking for Hitachi EX300 Excavator parts? You've come to the right place. We sell a wide range of new aftermarket, used and rebuilt EX300 replacement parts to get your machine back up and running quickly. Give us a call, submit an online quote request or select a category below to browse/select a part.


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1-800-255-6253
EX300 20mm Track Bolt

20mm Track Bolt

  • Part #: 4143271
  • Fits Machine(s): EX270-1, EX70-2, EX300LC, EX300, EX300-2, EX300LC-2, EX300LC-3, EX300-3, EX310H-3C, EX310H-3LC
  • Category(s): Undercarriages
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EX300 28" Tg Ess Shoe W/mh

28" Tg Ess Shoe W/mh

  • Part #: 24Z134D2
  • Fits Machine(s): EX300, EX300LC
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EX300 3060205

3060205

  • Part #: 3060205
  • Weight: 0.18
  • Fits Machine(s): EX70-2, EX270-1, EX300, EX300LC, EX300LC-2, EX300-2, EX300-3, EX300LC-3, EX310H-3LC, EX310H-3C
  • Category(s): Undercarriages
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EX300 47 Link Rail 20mm

47 Link Rail 20mm

  • Part #: 9070645
  • Fits Machine(s): EX270-1, EX70-2, EX300-2, EX300-3, EX300
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EX300 Alternator

Alternator

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Arm Rest

Arm Rest

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Arm/Crowd/Dipper Cylinder

Arm/Crowd/Dipper Cylinder

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Cylinders
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EX300 Arm/Crowd/Dipper Cylinder Seal Kit

Arm/Crowd/Dipper Cylinder Seal Kit

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Cylinders
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EX300 Back Cushion

Back Cushion

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Bearing Kit

Bearing Kit

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Bearings

Bearings

  • Fits Machine(s): EX300
  • Category(s): Final Drives
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EX300 Bell Housing

Bell Housing

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Boom

Boom

  • Fits Machine(s): EX300
  • Category(s): Booms & Stick Components
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EX300 Boom Cylinder

Boom Cylinder

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Cylinders
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EX300 Boom Cylinder Seal Kit

Boom Cylinder Seal Kit

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Cylinders
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EX300 Bottom Roller

Bottom Roller

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Bucket Cylinder

Bucket Cylinder

  • Part #: 9164997
  • Fits Machine(s): EX300-1, EX300LC-1, EX300
  • Category(s): Hydraulic Cylinders
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EX300 Bucket Cylinder Seal Kit

Bucket Cylinder Seal Kit

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Cylinders
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EX300 Bucket Link

Bucket Link

  • Fits Machine(s): EX300
  • Category(s): Booms & Stick Components
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EX300 Bushing

Bushing

  • Part #: 3037259
  • Weight: 2.40
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Bushing, Arm

Bushing, Arm

  • Part #: 3062204
  • Weight: 4.00
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Bushing, H-link

Bushing, H-link

  • Part #: 3065085
  • Weight: 4.41
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Bushings

Bushings

  • Fits Machine(s): EX300
  • Category(s): Booms & Stick Components
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EX300 Cab Door

Cab Door

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Cab Glass

Cab Glass

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Cab Hatch

Cab Hatch

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Cab Seat

Cab Seat

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Cab Shell

Cab Shell

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Complete Cab with Interior

Complete Cab with Interior

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Complete Engine

Complete Engine

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Complete Final Drive (Planetary/Travel) with Motor

Complete Final Drive (Planetary/Travel) with Motor

  • Fits Machine(s): EX300
  • Category(s): Final Drives
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EX300 Counterweight

Counterweight

  • Fits Machine(s): EX300
  • Category(s): Other
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EX300 Coupler

Coupler

  • Fits Machine(s): EX300
  • Category(s): Attachments
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EX300 Crankshaft

Crankshaft

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Cutting Edge

Cutting Edge

  • Fits Machine(s): EX300
  • Category(s): Attachments
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EX300 Cylinder Head

Cylinder Head

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Cylinder Packing Kits

Cylinder Packing Kits

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Cylinders
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EX300 Decal Set

Decal Set

  • Fits Machine(s): EX300
  • Category(s): Other
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EX300 Digging Bucket

Digging Bucket

  • Fits Machine(s): EX300
  • Category(s): Attachments
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EX300 Ditching Bucket

Ditching Bucket

  • Fits Machine(s): EX300
  • Category(s): Attachments
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EX300 Drive Motor ONLY

Drive Motor ONLY

  • Fits Machine(s): EX300
  • Category(s): Final Drives
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EX300 Engine Hood

Engine Hood

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Ex270 Main Pump

Ex270 Main Pump

  • Part #: 9075749
  • Fits Machine(s): EX270-1, EX270LC-1, EX270LC, EX270, EX300-1, EX300LC-1, EX300, 792DLC
  • Category(s): Hydraulic Pumps
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EX300 Final Drive (Planetary/Travel) without Motor

Final Drive (Planetary/Travel) without Motor

  • Fits Machine(s): EX300
  • Category(s): Final Drives
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EX300 Floating Face Seal

Floating Face Seal

  • Part #: 4344155
  • Fits Machine(s): EX2500-5, EX2500, EX270-1, EX270-5, EX270LC-1, EX270LC-5, EX270LC, EX270, EX300-1, EX300-2, EX300-3, EX300-5, EX300LC-1, EX300LC-2, EX300LC-3, EX300LC-5, EX300, EX330LC-5, EX3600-5, EX400-3, EX400-5, EX400LC-3, EX400LC-5, EX400LC, EX400, ZX450LC-3, ZX450LC, 450CLC, 450DLC
  • Category(s): Final Drives
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EX300 Floating Face Seal

Floating Face Seal

  • Part #: AT131736
  • Fits Machine(s): EX2500-5, EX2500, EX270-1, EX270-5, EX270LC-1, EX270LC-5, EX270LC, EX270, EX300-1, EX300-2, EX300-3, EX300-5, EX300LC-1, EX300LC-2, EX300LC-3, EX300LC-5, EX300, EX330LC-5, EX3600-5, EX400-3, EX400-5, EX400LC-3, EX400LC-5, EX400LC, EX400, EX450-5, EX450LC-5, EX700, EX750-5, EX750LC-5, ZX270LC-3, ZX270LC, ZX280LC, ZX330-1, ZX330LC, ZX330, ZX350LC, 270CLC, 270LC, 330CLC, 330LC, 450LC
  • Category(s): Final Drives
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EX300 Fly Wheel

Fly Wheel

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Gear Pump

Gear Pump

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Pumps
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EX300 H-Link

H-Link

  • Fits Machine(s): EX300
  • Category(s): Booms & Stick Components
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EX300 Hardware

Hardware

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Hitachi Bushing

Hitachi Bushing

  • Part #: 3026076
  • Weight: 3.00
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Hitachi Pin

Hitachi Pin

  • Part #: 3037539
  • Weight: 64.00
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Hitachi Pin

Hitachi Pin

  • Part #: 3037540
  • Weight: 79.00
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Hitachi Pin

Hitachi Pin

  • Part #: 3060474
  • Weight: 85.00
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Hitachi Seal

Hitachi Seal

  • Part #: 4074008
  • Weight: 1.00
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Hydraulic Kit

Hydraulic Kit

  • Fits Machine(s): EX300
  • Category(s): Attachments
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EX300 Hydraulic Oil Cooler

Hydraulic Oil Cooler

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Hydrostatic Pump

Hydrostatic Pump

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Pumps
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EX300 Idler Complete

Idler Complete

  • Part #: 9115208V
  • Fits Machine(s): EX270-1, EX70-2, EX270LC-5, EX270-5, EX300LC, EX300, EX300LC-2, EX300-2, EX300-3, EX300LC-3, EX310H-3LC, EX310H-3C
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EX300 Idler Complete

Idler Complete

  • Part #: SI824
  • Fits Machine(s): EX70-2, EX270-1, EX270LC-5, EX270-5, EX300LC, EX300, EX300LC-2, EX300-2, EX300LC-3, EX300-3, EX310H-3LC, EX310H-3C, 270LC, 792, 892DLC
  • Category(s): Undercarriages
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EX300 Idler Group

Idler Group

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Injector

Injector

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Link L/h (with Bolt Hole)

Link L/h (with Bolt Hole)

  • Part #: 8050397
  • Weight: 78.00
  • Fits Machine(s): EX300, EX300-1, EX300-3, EX300LC-1, EX300LC-3, 892ELC
  • Category(s): Other
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EX300 Long Block

Long Block

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Main Control Valve

Main Control Valve

  • Fits Machine(s): EX300
  • Category(s): Other
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EX300 Main Hydraulic Pump

Main Hydraulic Pump

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Pumps
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EX300 Manifold

Manifold

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Master Link

Master Link

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Master Pin

Master Pin

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Muffler

Muffler

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 O'ring, Bucket

O'ring, Bucket

  • Part #: 4100180
  • Weight: 1.00
  • Fits Machine(s): EX300, EX300-1, EX300LC-1, ZX330, ZX330-1, ZX350LC, 330CLC, 350DLC, 350GLC, 370C
  • Category(s): Other
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EX300 Oil Pan

Oil Pan

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Overhaul Kit

Overhaul Kit

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Pilot Pump

Pilot Pump

  • Fits Machine(s): EX300
  • Category(s): Hydraulic Pumps
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EX300 Pin, Ex300-5

Pin, Ex300-5

  • Part #: 304-1581
  • Weight: 83.00
  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Other
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EX300 Pins

Pins

  • Fits Machine(s): EX300
  • Category(s): Booms & Stick Components
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EX300 Planetary Gears

Planetary Gears

  • Fits Machine(s): EX300
  • Category(s): Final Drives
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EX300 Pump Assembly (n=type)

Pump Assembly (n=type)

  • Part #: 9077555
  • Weight: 220.00
  • Fits Machine(s): EX270-1, EX270LC-1, EX270LC, EX270, EX300-1, EX300LC-1, EX300, 792DLC
  • Category(s): Hydraulic Pumps
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EX300 Pump, Pilot Jd

Pump, Pilot Jd

  • Part #: 4181700
  • Weight: 6.70
  • Fits Machine(s): EX220, EX270, EX270-1, EX270LC, EX270LC-1, EX300, EX300-2, EX300-3, EX330, EX400, EX550, EX550LC-5
  • Category(s): Other
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EX300 ROPS

ROPS

  • Fits Machine(s): EX300
  • Category(s): Cabs
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EX300 Radiator

Radiator

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Recoil Spring Assembly

Recoil Spring Assembly

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Ripper

Ripper

  • Fits Machine(s): EX300
  • Category(s): Attachments
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EX300 Rockguard

Rockguard

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Sawhead

Sawhead

  • Fits Machine(s): EX300
  • Category(s): Attachments
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EX300 Seals

Seals

  • Fits Machine(s): EX300
  • Category(s): Final Drives
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EX300 Shaft

Shaft

  • Fits Machine(s): EX300
  • Category(s): Final Drives
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EX300 Short Block

Short Block

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Side Shield

Side Shield

  • Fits Machine(s): EX300
  • Category(s): Other
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EX300 Sprocket

Sprocket

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Sprocket Ex400

Sprocket Ex400

  • Part #: FT3061
  • Weight: 200.20
  • Fits Machine(s): EX300, EX330LC-5, EX400LC, EX400, EX400-5, EX400LC-3, EX400LC-5, EX450-5, EX450H-3C, EX450HLC-3, EX450LC-5, EX450HLC-5, EX450H-5, ZX370MTH, ZX450LC-3, 450LC
  • Category(s): Undercarriages
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EX300 Starter

Starter

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Stick / Dipper Arm

Stick / Dipper Arm

  • Fits Machine(s): EX300
  • Category(s): Booms & Stick Components
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EX300 Swing Bearing / Turntable / Slewing Ring

Swing Bearing / Turntable / Slewing Ring

  • Fits Machine(s): EX300
  • Category(s): Swing Machinery
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EX300 Swing Drive with Motor

Swing Drive with Motor

  • Fits Machine(s): EX300
  • Category(s): Swing Machinery
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EX300 Swing Drive without Motor

Swing Drive without Motor

  • Fits Machine(s): EX300
  • Category(s): Swing Machinery
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EX300 Swing Motor

Swing Motor

  • Fits Machine(s): EX300
  • Category(s): Swing Machinery
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EX300 Swivel Joint

Swivel Joint

  • Fits Machine(s): EX300
  • Category(s): Swing Machinery
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EX300 Thumb

Thumb

  • Fits Machine(s): EX300
  • Category(s): Attachments
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EX300 Top Roller

Top Roller

  • Fits Machine(s): EX300, EX300-1, EX300LC-1
  • Category(s): Undercarriages
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EX300 Track Adjuster Assembly

Track Adjuster Assembly

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Track Adjuster Seal Kit

Track Adjuster Seal Kit

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Track Adjuster Yoke

Track Adjuster Yoke

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Track Chain / Rail

Track Chain / Rail

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Track Frame

Track Frame

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Track Grouser Pad / Shoe

Track Grouser Pad / Shoe

  • Fits Machine(s): EX300
  • Category(s): Undercarriages
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EX300 Turbo Charger

Turbo Charger

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Water Pump

Water Pump

  • Fits Machine(s): EX300
  • Category(s): Engines & Engine Parts
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EX300 Wiring Harness

Wiring Harness

  • Fits Machine(s): EX300
  • Category(s): Cabs
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