Caterpillar 312 Excavator Parts
New Aftermarket, Used and Rebuilt 312 Parts
Looking for Caterpillar 312 Excavator parts? You've come to the right place. We sell a wide range of new aftermarket, used and rebuilt 312 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.
OR call 1-800-255-6253
Prices shown are estimates and will vary depending on condition and availability.
-
18" Bucket Cat Excavator 120 Size 312 Attachments
PV532
Get Quote -
24" Bucket Cat Excavator 312 Attachments
PV533
Get Quote -
42" Bucket 312 Attachments
PV538
Get Quote -
60" Ditch Bucket 312 Attachments
PV539
Get Quote -
Arm/Crowd/Dipper Cylinder 312 Hydraulic Cylinders
Get Quote -
Bearing Kit 312 Engines
Get Quote -
Bearings 312 Final Drives
Get Quote -
Bell Housing 312 Engines
Get Quote -
Boom 312 Booms and Sticks
7I-8338
Get Quote -
Boom Cylinder 312 Hydraulic Cylinders
1251545, 4I8838
Get Quote -
Boom Cylinder LH 312 Booms and Sticks
5I-3017
Get Quote -
Bottom Roller 312 Undercarriages
151-9747, 4I7346
Get Quote -
Bucket Cylinder 312 Hydraulic Cylinders
4I8840
Get Quote -
Bucket Link 312 Booms and Sticks
Get Quote -
Bushing 312 Other
143-3835
Get Quote -
Bushing 312 Other
229-1091
Get Quote -
Bushing 312 Other
229-1095
Get Quote -
Bushing 312 Other
189-3869
Get Quote -
Bushings 312 Booms and Sticks
Get Quote -
Cab Shell 312 Cabs
Get Quote -
Center Joint 312 Other
4I-7603
Get Quote -
Chain Guide 312 Undercarriages
996528
Get Quote -
Complete Cab with Interior 312 Cabs
Get Quote -
Complete Engine 312 Engines
Get Quote -
Complete Final Drive (Planetary/Travel Drive) with Motor 312 Final Drives
110-7079, 114-8222, 125-9728, 142-6825, 145-7767, 4I7330, 1275830, 151-9686, 151-9688, 114-1437
Get Quote -
Computer 312 Other
119-9973
Get Quote -
Control Group 312 Other
7Y-5500
Get Quote -
Coupler 312 Attachments
Get Quote -
Crankshaft 312 Engines
Get Quote -
Cutting Edge 312 Attachments
Get Quote -
Cylinder Head 312 Engines
Get Quote -
Cylinder Packing Kits 312 Hydraulic Cylinders
Get Quote -
Decal Set 312 Other
Get Quote -
Digging Bucket 312 Attachments
Get Quote -
Ditching Bucket 312 Attachments
Get Quote -
Dog Bone 312 Booms and Sticks
099-0722, 099-0723
Get Quote -
Drive Motor ONLY 312 Final Drives
Get Quote -
Engine Compartment Door LH with Latch and Hinge 312 Engines
7I6310
Get Quote -
Engine Compartment Door RH with Latch and Hinge 312 Engines
7I6311
Get Quote -
Engine Hood 312 Engines
Get Quote -
Final Drive (Planetary/Travel Drive) without Motor 312 Final Drives
7I1080
Get Quote -
Floating Face Seal 312 Final Drives
310-4980
Get Quote -
H-Link 312 Booms and Sticks
168-0015
Get Quote -
Hardware 312 Undercarriages
Get Quote -
Hydraulic Kit 312 Attachments
Get Quote -
Hydraulic Oil Cooler 312 Engines
4I-7372
Get Quote -
Idler 312 Undercarriages
4I-7337, 4I-7336
Get Quote -
Idler Group 312 Undercarriages
Get Quote -
Injector 312 Engines
Get Quote -
Link LH with Bolt Hole 312 Other
198-5736
Get Quote -
Link RH 312 Other
198-5737
Get Quote -
Long Block 312 Engines
Get Quote -
Main Control Valve 312 Other
Get Quote -
Main Hydraulic Pump 312 Hydraulic Pumps
7I0149
Get Quote -
O-Ring 312 Other
093-1342
Get Quote -
Other Attachments 312 Attachments
Get Quote -
Other Booms and Sticks 312 Booms and Sticks
Get Quote -
Other Cabs 312 Cabs
Get Quote -
Other Engines 312 Engines
Get Quote -
Other Final Drives 312 Final Drives
Get Quote -
Other Hydraulic Cylinders 312 Hydraulic Cylinders
Get Quote -
Other Hydraulic Pumps 312 Hydraulic Pumps
Get Quote -
Other Swing Machinery 312 Swing Machinery
Get Quote -
Other Undercarriages 312 Undercarriages
Get Quote -
Overhaul Kit 312 Engines
Get Quote -
Pilot Pump 312 Hydraulic Pumps
4I1023
Get Quote -
Pin 312 Other
144-1012
Get Quote -
Pin 312 Other
144-1013
Get Quote -
Pins 312 Booms and Sticks
Get Quote -
Planetary Gears 312 Final Drives
Get Quote -
Radiator 312 Engines
4I-7364, 118-8982, 118-9873, 185-8982
Get Quote -
Recoil Spring Assembly 312 Undercarriages
4I-7342, 4I7342
Get Quote -
Ripper 312 Attachments
Get Quote -
ROPS 312 Cabs
Get Quote -
Seal 312 Other
093-1433
Get Quote -
Seal 312 Other
096-0131, 096-0854, 1K7983, 1M8746, 2D5652, 2H3918, 2P8423, 3J8445, 4F2936, 4J5918, 4K8172, 5P5299, 5X9402, 6S3285, 6V6838, 8C5168, 8L4939, 9H6480, 9W7216, 9W7220, 9X4597, 248-7836
Get Quote -
Seal Kit 312 Other
900408
Get Quote -
Seat 312 Cabs
Get Quote -
Shaft 312 Final Drives
Get Quote -
Short Block 312 Engines
Get Quote -
Sprocket 312 Undercarriages
4I-7472, CR6358
Get Quote -
Stick 312 Booms and Sticks
4I-6908
Get Quote -
Stick / Dipper Arm 312 Booms and Sticks
Get Quote -
Stick Cylinder 312 Booms and Sticks
4I-8839, 1859114
Get Quote -
Swing Bearing 312 Swing Machinery
136-2884
Get Quote -
Swing Bearing / Turntable / Slewing Ring 312 Swing Machinery
Get Quote -
Swing Drive 312 Swing Machinery
7I7763
Get Quote -
Swing Drive with Motor 312 Swing Machinery
Get Quote -
Swing Drive without Motor 312 Swing Machinery
114-8226
Get Quote -
Swing Gear 312 Other
7I-7761
Get Quote -
Swing Motor 312 Swing Machinery
7I8267
Get Quote -
Thumb 312 Attachments
Get Quote -
Toolbox 312 Other
7I-1478
Get Quote -
Top Roller 312 Undercarriages
4I-7345
Get Quote -
Track Adjuster Assembly 312 Undercarriages
4I7338, 168-6648
Get Quote -
Track Adjuster Cylinder 312 Undercarriages
1R6322, 3843463
Get Quote -
Track Adjuster Seal Kit 312 Undercarriages
Get Quote -
Track Adjuster Yoke 312 Undercarriages
Get Quote -
Track Chain / Rail 312 Undercarriages
CR5952/43
Get Quote -
Track Frame 312 Undercarriages
108-9177
Get Quote -
Track Grouser Pad / Shoe 312 Undercarriages
Get Quote -
Track Guide 312 Undercarriages
Get Quote -
Turbo Charger 312 Engines
114-2577, 5I7903
Get Quote
Give us a call today
Parts specialists are available from 8 am to 5:30 pm EST. Give us a call to discuss how we can help you.
1-800-255-6253
A company worth talking about
Steve Boney Mcclure and Sons
- “Good people to work with. Fast Responsive Service.
Mark Spradling
- “This is the place to contact for all of your construction part needs. They have a very helpful staff and will look out for your best interest...
Dave Rose
- “AMS has found heavy equipment parts for me on several occasions. I have found their service and pricing excellent. I would highly recommend them!
Rick Hillis
- “My experience with AMS has been a pleasure, they have been more than helpful and I am looking forward to further purchases.
Myra Smith
- “AMS has found our company both new and used CAT, John Deere and Komatsu parts quickly, while saving me lots of money!
Dustin Ferguson
- “I highly recommend AMS for your construction part needs. Their professionalism is second to none. They are helpful and trustworthy...
Todd J. Kassal
- “They have provided me with quality parts and service for three years without any part failures...and always at the lowest market price.
Geoff
- “Many thanks to AMS for going the extra mile and providing a friendly, consistent and all around fantastic service.
Jason Duffin
- “Saved us a ton of money on parts! Even if they don't know the product line they helped me find a solution.
Wendy Buck
- “AMS is a wonderful resource for rebuilt motors. Their sales staff is knowledgeable, helpful and very prompt. They also have the best prices around!
Said Ibikounle
- “For the past four years i have been a very happy client of AMS construction. What i like the most about this company is the way they handle orders and everything is delivered on time.