Caterpillar E120B Excavator Parts
New Aftermarket, Used and Rebuilt E120B Parts
Looking for Caterpillar E120B Excavator parts? You've come to the right place. We sell a wide range of new aftermarket, used and rebuilt E120B 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.
Our friendly parts specialist are standing by to assist you.
1-800-255-6253
Showing All Parts (204) for Caterpillar E120B Excavator
*Sample Image Shown
18" Bucket Cat Excavator 120 Size
- Part #: PV532
- Weight: 656.00
- Fits Machine(s): 311B, 311C, 311, 312BL, 312B, 312C, 312, E110B, E120B
- Category(s): Attachments
*Sample Image Shown
24" Bucket Cat Excavator
- Part #: PV533
- Weight: 795.00
- Fits Machine(s): 311B, 311C, 311, 312BL, 312B, 312C, 312, E110B, E120B
- Category(s): Attachments
24" Tg Shoe W/mh
- Part #: 6T0515
- Fits Machine(s): 215DLC, 215C, 225LC EARLY MODEL, 225, 311B, 311, 311C, 312C, 312B, 312CLC, 312BLC, 312DL, 312L, 313C, 313B, 314CL, 314C, 314DLCR, 314DCR, E110, E120B, E120, E140
- Category(s): Undercarriages
28" Tg Shoe W/mh
- Part #: 6T0517
- Fits Machine(s): 215DLC, 215C, 225LC EARLY MODEL, 225, 311B, 311C, 311, 312C, 312B, 312CLC, 312BLC, 312DL, 312L, 313C, 313B, 314CL, 314C, 314DLCR, 314DCR, E110, E120B, E120, E140
- Category(s): Undercarriages
30" Tg Shoe W/mh
- Part #: 8K2271
- Fits Machine(s): 215DLC, 215C, 225LC EARLY MODEL, 225, 311B, 311, 311C, 312C, 312B, 312CLC, 312BLC, 312DL, 312L, 313C, 313B, 314CL, 314C, 314DLCR, 314DCR, E110, E120B, E120, E140
- Category(s): Undercarriages
*Sample Image Shown
42" Bucket
- Part #: PV538
- Weight: 1200.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
*Sample Image Shown
60" Ditch Bucket
- Part #: PV535
- Weight: 940.00
- Fits Machine(s): 311B, 311C, 311, 312BL, 312B, 312C, 312, E110B, E120B
- Category(s): Attachments
*Sample Image Shown
60'' Bucket
- Part #: PV539
- Weight: 1300.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Arm/Crowd/Dipper Cylinder
- Part #: 085-5740
- Weight: 326.00
- Fits Machine(s): E120B
- Category(s): Hydraulic Cylinders
Arm/Crowd/Dipper Cylinder Seal Kit
- Fits Machine(s): E120B
- Category(s): Hydraulic Cylinders
Arm/crowd/dipper Cylinder
- Part #: 086-1868
- Weight: 326.00
- Fits Machine(s): E120B
- Category(s): Hydraulic Cylinders
Arm/crowd/dipper Cylinder
- Part #: 099-0682
- Weight: 326.00
- Fits Machine(s): E120B
- Category(s): Hydraulic Cylinders
Armature A
- Part #: 949885
- Weight: 4.00
- Fits Machine(s): 311, E200B, E120B, E110B, E70B, E70, E140, E120, E110, 320N, 320 L, 320, 312
Bearing Sleeve
- Part #: 1893869
- Weight: 1.65
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Bearing Sleeve-balancer Gp
- Part #: 7C7197
- Weight: 0.20
- Fits Machine(s): 205B, RT100, IT12B, IT24F, E120B, 924F, 918F, 446D, 446B, 3114
Bearing, Sleeve
- Part #: 143-3835
- Weight: 2.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Boom Cylinder Lh
- Part #: 099-0662
- Weight: 290.00
- Fits Machine(s): E120B
- Category(s): Booms & Stick Components
Boom Cylinder Rh
- Part #: 099-0663
- Weight: 285.00
- Fits Machine(s): E120B
- Category(s): Booms & Stick Components
Bottom Roller
- Part #: CR5108
- Weight: 52.80
- Fits Machine(s): 311, E120B
- Category(s): Undercarriages
Bucket Cylinder
- Part #: 099-0701
- Weight: 192.00
- Fits Machine(s): E120B
- Category(s): Hydraulic Cylinders
*Sample Image Shown
Bushing
- Part #: 990718
- Weight: 1.50
- Fits Machine(s): 311, E120B, E110B, EL240B, E200B, E240C, 322B L, 320N, 325B L, 330B L, 322C FM, 325C, 325, 322C, 322B, 320C, 320B, 313B, 312B L, 312B, 312, 311B
- Category(s): Other
*Sample Image Shown
Bushing
- Part #: 990721
- Weight: 1.70
- Fits Machine(s): 311, E120B, E110B, E200B, EL240B, E240C, 325, 322C, 322B, 330B L, 325B L, 325C, 322C FM, 322B L, 320N, 320C, 320B, 313B, 312B, 312, 311B
- Category(s): Other
*Sample Image Shown
Cat Bucket H Link
- Part #: 168-0015
- Weight: 120.00
- Fits Machine(s): 303E CR, 311B, 311C, 311, 312BL, 312B, 312C, 312, E110B, E120B
- Category(s): Booms & Stick Components
*Sample Image Shown
Cat Chain Guide
- Part #: 996528
- Weight: 57.00
- Fits Machine(s): 311B, 311, 312B, 312BL, 312, E110B, E120B
- Category(s): Undercarriages
Cat Lh Bucket Link
- Part #: 198-5736
- Weight: 23.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Cat Lh Sidecutter
- Part #: 7Y0203
- Weight: 17.00
- Fits Machine(s): 311, M312, M315, E120B, 313B, 312D L, 312C L, 314D LCR, E110B, 314C, 314E CR, 312E, 312D, 312B, 312, 311F LRR, 311D LRR, 311C, 311B
Cat Rh Bucket Link
- Part #: 198-5737
- Weight: 17.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Cat Top Roller
- Part #: 4I7345
- Weight: 25.20
- Fits Machine(s): 215DLC, 215C, 311B, 311, 311C, 311DLRR, 312C, 312B, 312CLC, 312BLC, 312BL, 312DL, 312L, 312, 313C, 313B, 314CL, 314C, 314DLCR, 314DCR, 953B, E110B, E120B, E70
- Category(s): Undercarriages
*Sample Image Shown
Caterpillar Pin
- Part #: 144-1013
- Weight: 23.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
*Sample Image Shown
Caterpillar Seal
- Part #: 093-1342
- Weight: 1.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Caterpillar Seal
- Part #: 096-0131
- Weight: 1.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Caterpillar Seal
- Part #: 096-0854
- Weight: 1.00
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
*Sample Image Shown
Comp. Door L/h, with Latch & Hinge
- Part #: 994675
- Weight: 41.00
- Fits Machine(s): E110, E120, E120B
- Category(s): Engines & Engine Parts
*Sample Image Shown
Comp. Door R/h, with Latch & Hinge
- Part #: 1R7039
- Weight: 31.00
- Fits Machine(s): E110, E120, E120B
Complete Engine
- Part #: 9Y0187
- Weight: 1100.00
- Fits Machine(s): E120B
- Category(s): Engines & Engine Parts
Complete Final Drive (Planetary/Travel) with Motor
- Fits Machine(s): E120B
- Category(s): Final Drives
Complete Final Drive with Motor (unevenly Spaced Holes)
- Part #: 099-7199
- Weight: 400.00
- Fits Machine(s): E110B, E120B
- Category(s): Final Drives
Complete Final Drive with Motor (unevenly Spaced Holes)
- Part #: 099-7200
- Weight: 9.50
- Fits Machine(s): E110B, E120B
- Category(s): Final Drives
Coupling S Type Element
- Part #: 990149
- Weight: 6.60
- Fits Machine(s): 311-A, 311B, 311C, 312-A, 312B L, 312B, 312C L, 312C, 312, 313B, 314C, 910G, E110B, E110, E120B, E120, E140
- Category(s): Attachments
Coupling, Hyd
- Part #: 099-0149
- Weight: 5.62
- Fits Machine(s): 311-A, 311B, 311C, 312-A, 312B L, 312B, 312C L, 312C, 313B, 314C, 910G, E110B, E110, E120B, E120, E140
- Category(s): Attachments
*Sample Image Shown
Cylinder Adjustment
- Part #: 1R6322
- Weight: 13.20
- Fits Machine(s): 311, E120B, E110B, 313B, 312B L, 312B, 312, 311B, 312BL
- Category(s): Undercarriages
Element Ki
- Part #: 997352
- Weight: 0.39
- Fits Machine(s): E120B, EL240B, E300B, E200B, E70B, E240C, E110B
Final Drive (Planetary/Travel) without Motor
- Fits Machine(s): E120B
- Category(s): Final Drives
Final Drive (planetary/travel Drive) without Motor
- Fits Machine(s): E120B
- Category(s): Final Drives
*Sample Image Shown
Final Drive Gearbox with Propel Motor
- Part #: 085-6797
- Weight: 344.00
- Fits Machine(s): E120B
- Category(s): Final Drives
*Sample Image Shown
Final Drive Gearbox with Propel Motor
- Part #: 085-6798
- Weight: 344.00
- Fits Machine(s): E120B
- Category(s): Final Drives
*Sample Image Shown
Final Drive Gearbox with Propel Motor
- Part #: 099-4141
- Weight: 344.00
- Fits Machine(s): E120B
- Category(s): Final Drives
*Sample Image Shown
Final Drive Gearbox with Propel Motor
- Part #: 104-8138
- Weight: 344.00
- Fits Machine(s): E120B
- Category(s): Final Drives
*Sample Image Shown
Final Drive Gearbox with Propel Motor
- Part #: 1R5128
- Weight: 344.00
- Fits Machine(s): E120B
- Category(s): Final Drives
*Sample Image Shown
Final Drive Gearbox with Propel Motor
- Part #: 1R9525
- Weight: 344.00
- Fits Machine(s): E120B
- Category(s): Final Drives
*Sample Image Shown
Final Drive Gearbox with Propel Motor
- Part #: 5I4730
- Weight: 344.00
- Fits Machine(s): E120B
- Category(s): Final Drives
Hydraulic Breaker with Autogreaser
- Part #: AMS-447645
- Weight: 3365.00
- Fits Machine(s): 214B, 315, 525B, 535B, E120B
- Category(s): Attachments
Hydraulic Breaker with Autogreaser
- Part #: AMS-52091
- Weight: 3365.00
- Fits Machine(s): 214B, 315, 525B, 535B, E120B
- Category(s): Attachments
Hydraulic Oil Cooler
- Part #: 099-4702
- Fits Machine(s): E110B, E120B
- Category(s): Engines & Engine Parts
Recoil Spring
- Part #: 990166
- Weight: 65.20
- Fits Machine(s): 311, E120B, E110B, 313B, 312B L, 312B, 312, 311C, 311B
*Sample Image Shown
Recoil Track Spring Assembly
- Part #: 4I7342
- Weight: 139.00
- Fits Machine(s): 311, E120B, E110B, 313B, 312B L, 312B, 312, 311B, 312BL
- Category(s): Undercarriages
Right Hand Cutter
- Part #: 7Y0204
- Weight: 17.00
- Fits Machine(s): 311, E120B, M315, M312, 312E, 312D, E110B, 314E CR, 314D LCR, 314C, 313B, 312D L, 312C L, 312B, 312, 311F LRR, 311D LRR, 311C, 311B
Right Hand Link
- Part #: 099-0723
- Weight: 17.00
- Fits Machine(s): 311B, 311, 312BL, 312B, 312, E120B
- Category(s): Booms & Stick Components
S/f Rlr Grp 311
- Part #: 4I7346
- Weight: 54.60
- Fits Machine(s): 311B, 312BL, 312B, 312, 953B, E110, 312/B, E120B, 311/B, E110B
- Category(s): Undercarriages
Seal, Dust
- Part #: 093-1433
- Weight: 0.10
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Seal, Dust
- Part #: 248-7836
- Weight: 0.10
- Fits Machine(s): 311B, 311C, 311, 312B, 312BL, 312C, 312, E110B, E120B
Swing Bearing / Turntable / Slewing Ring
- Fits Machine(s): E120B
- Category(s): Swing Machinery
Swing Drive without Motor
- Part #: 099-0229
- Weight: 239.00
- Fits Machine(s): E110B, E120B
- Category(s): Swing Machinery
Swing Drive without Motor
- Part #: 5I6941
- Weight: 239.00
- Fits Machine(s): E120B
- Category(s): Swing Machinery
Swing Motor
- Part #: 099-0337
- Weight: 64.00
- Fits Machine(s): E120B
- Category(s): Swing Machinery
Tip-penetration
- Part #: 9W8259
- Weight: 4.40
- Fits Machine(s): 307C, M315, E240C, E120B, 314C, EL240B, M312, E200B, E110B, 312D, 312C L, 312B, 311C, 311B, 311, 308C
Top Roller
- Part #: 990178V
- Weight: 25.20
- Fits Machine(s): 215C, 215DLC, 311, 311C, 311B, 311DLRR, 312C, 312B, 312BLC, 312CLC, 312DL, 312L, 313C, 313B, 314C, 314CL, 314DCR, 314DLCR, E110B, E120B, E70
- Category(s): Undercarriages
*Sample Image Shown
Track Adj Kit
- Part #: 900408
- Weight: 0.10
- Fits Machine(s): 311B, 311, 312B, 312BL, 312, E110B, E120B
- Category(s): Other, Undercarriages
*Sample Image Shown
Track Adjuster Assembly
- Part #: 168-6648
- Weight: 21.00
- Fits Machine(s): 311B, 311, 312BL, 312B, 312, E110B, E120B, 312C
- Category(s): Undercarriages
Turbo Charger
- Part #: 5I-5615
- Weight: 20.00
- Fits Machine(s): E120B
- Category(s): Engines & Engine Parts
Turbo Charger-use Cartridge 7c6714, Fits Engine Model: 3114
- Part #: 9Y3124
- Weight: 20.40
- Fits Machine(s): E120B, CB-434
- Category(s): Engines & Engine Parts
Don't see your machine or part?
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!
AMS Parts