Quick Search Quick Search
We are Here to Help! Call a Parts Expert!
Excavator Replacement Parts

Excavator Replacement Parts

Aftermarket new, used, rebuilt Excavator parts

Thank you for visiting AMS Parts, your #1 choice in new, used and rebuilt Excavator parts. From Case to Komatsu, final drives, undercarriages, engines, cylinders, cabs, pumps and so much more, AMS has you covered! We have a national reach for all of our customers and provide parts to customers around the globe. To request a quote, simply give us a call or fill in and submit the form below and a customer service and parts specialist will reply with a quote in minutes.


Our friendly parts specialist are standing by to assist you.
1-800-255-6253

Select Excavator Make

All Excavator Parts

Radiator 118-9873

Radiator

  • Part #: 118-9873
  • Weight: 249.90
  • Fits Machine(s): 311, 312
  • Category(s): Engines & Engine Parts, Radiators
View Part
Radiator 185-8982

Radiator

  • Part #: 185-8982
  • Weight: 249.90
  • Fits Machine(s): 311, 312
  • Category(s): Engines & Engine Parts, Radiators
View Part
Radiator 4I-7364

Radiator

  • Part #: 4I-7364
  • Weight: 249.90
  • Fits Machine(s): 311, 312
  • Category(s): Engines & Engine Parts, Radiators
View Part
Hydraulic Oil Cooler 4I-7372

Hydraulic Oil Cooler

  • Part #: 4I-7372
  • Weight: 100.00
  • Fits Machine(s): 311, 312
  • Category(s): Engines & Engine Parts
View Part
Valve Body 4I-7615

Valve Body

  • Part #: 4I-7615
  • Fits Machine(s): 311
  • Category(s): Other
View Part
Main Hydraulic Pump 4I7387

Main Hydraulic Pump

  • Part #: 4I7387
  • Weight: 223.00
  • Fits Machine(s): 311
  • Category(s): Hydraulic Pumps
View Part
Complete Engine 4I7390

Complete Engine

  • Part #: 4I7390
  • Fits Machine(s): 311
  • Category(s): Engines & Engine Parts
View Part
Arm/Crowd/Dipper Cylinder 4I7632

Arm/Crowd/Dipper Cylinder

  • Part #: 4I7632
  • Fits Machine(s): 311
  • Category(s): Hydraulic Cylinders
View Part
Hydraulic Pump 4I7634

Hydraulic Pump

  • Part #: 4I7634
  • Weight: 273.00
  • Fits Machine(s): 311, 312BL, 312B
  • Category(s): Hydraulic Pumps
View Part
Bucket Cylinder 4I8840

Bucket Cylinder

  • Part #: 4I8840
  • Weight: 266.20
  • Fits Machine(s): 311, 312
  • Category(s): Hydraulic Cylinders
View Part
Boom Cylinder 4I8841

Boom Cylinder

  • Part #: 4I8841
  • Fits Machine(s): 311
  • Category(s): Hydraulic Cylinders
View Part
Complete Engine 5534

Complete Engine

  • Part #: 5534
  • Fits Machine(s): 311
  • Category(s): Engines & Engine Parts
View Part
Complete Engine 5539

Complete Engine

  • Part #: 5539
  • Fits Machine(s): 311
  • Category(s): Engines & Engine Parts
View Part
Manifold 5I7845

Manifold

  • Part #: 5I7845
  • Weight: 13.60
  • Fits Machine(s): 311
  • Category(s): Engines & Engine Parts
View Part
Strainer 5I7857

Strainer

  • Part #: 5I7857
  • Weight: 1.60
  • Fits Machine(s): 311
View Part
Cat Muffler 5I7914

Cat Muffler

  • Part #: 5I7914
  • Weight: 26.20
  • Fits Machine(s): 311
View Part
Complete Engine 5Q3616

Complete Engine

  • Part #: 5Q3616
  • Fits Machine(s): 311
  • Category(s): Engines & Engine Parts
View Part
Complete Engine 6322

Complete Engine

  • Part #: 6322
  • Fits Machine(s): 311
  • Category(s): Engines & Engine Parts
View Part
Complete Engine 6714

Complete Engine

  • Part #: 6714
  • Fits Machine(s): 311
  • Category(s): Engines & Engine Parts
View Part
Pilot Valve 6I-6934

Pilot Valve

  • Part #: 6I-6934
  • Weight: 10.00
  • Fits Machine(s): 311
  • Category(s): Other
View Part
We are Here to Help!
Don't see what you're looking for? New aftermarket, used and rebuilt options!

Need a little extra help? Give one of our friendly, knowledgeable parts experts a call and we'll have your machine back up and running in no time.

Call a Parts Expert!
Part Sales Account Executive