Quick Search Quick Search
We are Here to Help! Call a Parts Expert!
Caterpillar D4B Bulldozer Parts | Aftermarket New, Used and Rebuilt

Caterpillar D4B Bulldozer Parts

New Aftermarket, Used and Rebuilt D4B Parts

Looking for Caterpillar D4B Bulldozer parts? You've come to the right place. We sell a wide range of new aftermarket, used and rebuilt D4B 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
D4B 14" Tg Master

14" Tg Master

  • Part #: 6S9063
  • Fits Machine(s): AP1050, D3C, D4C, D3B, D4B
View Part
D4B 14" Tg Master

14" Tg Master

  • Part #: CR3625/14
  • Fits Machine(s): AP1050, D3B, D4B, DSC, D4C
View Part
D4B 14" Tg Shoe

14" Tg Shoe

  • Part #: 6S8822
  • Fits Machine(s): AP1050, D4C, D3B, D4B, D3C
View Part
D4B 14" Tg Shoe

14" Tg Shoe

  • Part #: CR3656/14
  • Fits Machine(s): AP1050, D4B, D4C, DSC, D3B
View Part
D4B 36 Link Dry-m/pin

36 Link Dry-m/pin

  • Part #: 6S8800
  • Fits Machine(s): D3C, D4C, D3B, D4B
View Part
D4B 36 Link Dry-m/pin

36 Link Dry-m/pin

  • Part #: CR3657/36
  • Fits Machine(s): D3B, D4B, DSC, D4C
View Part
D4B 36 Link Dry-spl Link

36 Link Dry-spl Link

  • Part #: 6S9605
  • Fits Machine(s): D4C, D3B, D4B, D3C
View Part
D4B 36 Link Dry-spl Link

36 Link Dry-spl Link

  • Part #: CR3689/36
  • Fits Machine(s): D3B, D4B, DSC, D4C
View Part
D4B 36 Link Salt

36 Link Salt

  • Part #: 6S9066
  • Fits Machine(s): D4C, D3B, D4B, D3C
View Part
D4B 36 Link Salt

36 Link Salt

  • Part #: CR3612/36
  • Fits Machine(s): D4B, D4C, DSC, D3B
View Part
D4B 37 Link Salt

37 Link Salt

  • Part #: 3T6705
  • Fits Machine(s): D4C, D3B, D4B, D3C
View Part
D4B 37 Link Salt

37 Link Salt

  • Part #: CR3612/37
  • Fits Machine(s): D3B, D4B, DSC, D4C
View Part
D4B 39 Link Dry-m/pin

39 Link Dry-m/pin

  • Part #: 6S8827
  • Fits Machine(s): D3B, D4C, D4B, D3C, D4G
View Part
D4B 39 Link Dry-m/pin

39 Link Dry-m/pin

  • Part #: CR3657/39
  • Fits Machine(s): D4B, D4C, DSC, D3B, D4G
View Part
D4B 39 Link Dry-spl Link

39 Link Dry-spl Link

  • Part #: 6S9686
  • Fits Machine(s): D4C, D3B, D4B, D3C, D4G
View Part
D4B 39 Link Dry-spl Link

39 Link Dry-spl Link

  • Part #: CR3689/39
  • Fits Machine(s): D4B, D4C, DSC, D3B, D4G
View Part
D4B 39 Link Salt

39 Link Salt

  • Part #: 6S9067
  • Fits Machine(s): D4C, D3B, D4B, D3C, D3G, D4G
View Part
D4B 39 Link Salt

39 Link Salt

  • Part #: CR3612/39
  • Fits Machine(s): D4B, D4C, DSC, D3B, D3G, D4G
View Part
D4B 5g-4582

5g-4582

  • Part #: 5G-4582
  • Weight: 245.00
  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B 6s-9935

6s-9935

  • Part #: 6S-9935
  • Weight: 245.00
  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B 8h-2022

8h-2022

  • Part #: 8H-2022
  • Fits Machine(s): D4B
  • Category(s): Other
View Part
D4B 9m-9440

9m-9440

  • Part #: 9M-9440
  • Fits Machine(s): D4B
  • Category(s): Other
View Part
D4B Alternator

Alternator

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Angle Cylinder

Angle Cylinder

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Cylinders
View Part
D4B Angle Cylinder Seal Kit

Angle Cylinder Seal Kit

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Cylinders
View Part
D4B Arm Rest

Arm Rest

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Back Cushion

Back Cushion

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Bearing

Bearing

  • Part #: 5P3133
  • Weight: 1.00
  • Fits Machine(s): 910, G916, G910, IT28, IT18, IT28B, IT18B, G926, IT12, D5C III, D4C, D4C III, D3C III, D3B, D5C, D4B, D3C, 939, 933, 931C II, 931C, 931B, 916, 926
View Part
D4B Bearing A

Bearing A

  • Part #: 5M2055
  • Weight: 0.10
  • Fits Machine(s): 14H, 920, 910, 916, D4C, D3C III, D3B, 941, 931C II, 931B, D4C III, D4B, D3C, 951B, 933, 931C, 930, 613G, 613C II, 589, 583R, 613C, 578, 528B, 518C, 530B, 528, 518, 16H, 16H NA, 16G, 14H NA, 14G
View Part
D4B Bearing Kit

Bearing Kit

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Bearings

Bearings

  • Fits Machine(s): D4B
  • Category(s): Final Drives
View Part
D4B Bell Housing

Bell Housing

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Blade

Blade

  • Fits Machine(s): D4B
  • Category(s): Attachments
View Part
D4B Bottom Roller

Bottom Roller

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Brake Bands

Brake Bands

  • Fits Machine(s): D4B
  • Category(s): Brakes & Brake Parts
View Part
D4B Bushing-planetary Gp-transmission

Bushing-planetary Gp-transmission

  • Part #: 9G7197
  • Weight: 0.20
  • Fits Machine(s): 30/30, D300E II, D3C, D3C III, D4C, D5C, D4H, D5C III, D4HTSK II, D4C III, D4B, D300E, D25C, D25D, D300B, D250E II, D250E, D250B, 939, 933, 931C II, 931C, 931B, 615C, 611, 615
  • Category(s): Transmissions
View Part
D4B C Frame

C Frame

  • Fits Machine(s): D4B
  • Category(s): Attachments
View Part
D4B Cab Door

Cab Door

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Cab Glass

Cab Glass

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Cab Hatch

Cab Hatch

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Cab Seat

Cab Seat

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Cab Shell

Cab Shell

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Carrier, Planet

Carrier, Planet

  • Part #: 6P0748
  • Weight: 3.80
  • Fits Machine(s): 916, D4C III, D4C, D3C III, 933, IT18B, IT28, D4B, D3C, 931C II, 931C, 931B, 926A, 926, 910
View Part
D4B Cat Magnetic Switch

Cat Magnetic Switch

  • Part #: 8N0410
  • Weight: 0.90
  • Fits Machine(s): 931B, D4C, D4C II, IT12, D4B, D3C, D3, G910, D3C II, D3B, 935C II, 935C, 935B, 931C II, 931C, 910
View Part
D4B Cat Switch Assy

Cat Switch Assy

  • Part #: 9G5517
  • Weight: 4.00
  • Fits Machine(s): 931B, G910, RT50, D4C, D3C II, D3B, D4C II, IT12, D4B, D3C, 935C II, 935C, 935B, 931C II, 931C, 910
View Part
*Sample Image Shown
D4B Caterpillar Seal Kit

Caterpillar Seal Kit

  • Part #: 703397
  • Weight: 1.00
  • Fits Machine(s): D3B, D3B LGP, D3C, D3C LGP, D4B, D4C, D4C LGP, D5C, D5C LGP, D5C XL
  • Category(s): Other
View Part
D4B Clutch Plate

Clutch Plate

  • Fits Machine(s): D4B
  • Category(s): Transmissions
View Part
D4B Clutches

Clutches

  • Fits Machine(s): D4B
  • Category(s): Transmissions
View Part
D4B Complete Cab with Interior

Complete Cab with Interior

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Complete Engine

Complete Engine

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Crankshaft

Crankshaft

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Cup (ntn)

Cup (ntn)

  • Part #: 3K5595
  • Weight: 1.78
  • Fits Machine(s): 931B, D4C III, D4B, D3C, D4C, D3C III, D3B, D3, 935B, 933, 931C
View Part
D4B Cutting Edge

Cutting Edge

  • Fits Machine(s): D4B
  • Category(s): Attachments
View Part
D4B Cylinder Head

Cylinder Head

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Cylinder Packing Kit

Cylinder Packing Kit

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Cylinders
View Part
D4B Decal Set

Decal Set

  • Fits Machine(s): D4B
  • Category(s): Other
View Part
D4B Drive Motor ONLY

Drive Motor ONLY

  • Fits Machine(s): D4B
  • Category(s): Final Drives
View Part
D4B Drum, Clutch

Drum, Clutch

  • Part #: 5G8708
  • Weight: 26.40
  • Fits Machine(s): D3C, D4C, D4D, D4B
View Part
D4B Engine Hood

Engine Hood

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Floating Face Seal

Floating Face Seal

  • Fits Machine(s): D4B
  • Category(s): Final Drives
View Part
D4B Fly Wheel

Fly Wheel

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Folded Core Radiator

Folded Core Radiator

  • Part #: 8N4364
  • Weight: 36.00
  • Fits Machine(s): CORE, D4B, D5B LGP, D5B, D5
  • Category(s): Engines & Engine Parts, Radiators
View Part
D4B Gear Pump

Gear Pump

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Pumps
View Part
D4B Hardware

Hardware

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Hydraulic Oil Cooler

Hydraulic Oil Cooler

  • Part #: 1P6402
  • Fits Machine(s): D4B, D5B LGP, D5B, D5
  • Category(s): Engines & Engine Parts
View Part
D4B Hydraulic Oil Cooler

Hydraulic Oil Cooler

  • Part #: 4N5901
  • Fits Machine(s): D4B, D5B LGP, D5B, D5
  • Category(s): Engines & Engine Parts
View Part
D4B Hydraulic Oil Cooler

Hydraulic Oil Cooler

  • Part #: 7N9134
  • Fits Machine(s): D4B, D5B LGP, D5B, D5
  • Category(s): Engines & Engine Parts
View Part
D4B Hydrostatic Pump

Hydrostatic Pump

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Pumps
View Part
D4B Idler Group

Idler Group

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Injector

Injector

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B LH Final Drive (Planetary/Travel Drive) without Motor

LH Final Drive (Planetary/Travel Drive) without Motor

  • Part #: 5G9400
  • Fits Machine(s): D4B
  • Category(s): Final Drives
View Part
D4B Lift Cylinder

Lift Cylinder

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Cylinders
View Part
D4B Lift Cylinder Seal Kit

Lift Cylinder Seal Kit

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Cylinders
View Part
D4B Long Block

Long Block

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Main Hydraulic Pump

Main Hydraulic Pump

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Pumps
View Part
D4B Manifold

Manifold

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Master / Slave Cylinder

Master / Slave Cylinder

  • Fits Machine(s): D4B
  • Category(s): Brakes & Brake Parts
View Part
D4B Master Link

Master Link

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Master Pin

Master Pin

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Muffler

Muffler

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Oil Pan

Oil Pan

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Other Brakes

Other Brakes

  • Fits Machine(s): D4B
  • Category(s): Brakes & Brake Parts
View Part
D4B Overhaul Kit

Overhaul Kit

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Parking Brake

Parking Brake

  • Fits Machine(s): D4B
  • Category(s): Brakes & Brake Parts
View Part
D4B Pilot Pump

Pilot Pump

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Pumps
View Part
*Sample Image Shown
D4B Pin

Pin

  • Part #: 6Y1421
  • Weight: 4.00
  • Fits Machine(s): D3B, D3B LGP, D3C, D3C LGP, D4B, D4C, D4C LGP, D5C, D5C LGP, D5C XL
View Part
*Sample Image Shown
D4B Pin, Frame

Pin, Frame

  • Part #: 8J0928
  • Weight: 3.30
  • Fits Machine(s): D3B, D3B LGP, D3C, D3C LGP, D4B, D4C, D4C LGP, D5C, D5C LGP, D5C XL
View Part
D4B Planetary Gears

Planetary Gears

  • Fits Machine(s): D4B
  • Category(s): Final Drives
View Part
D4B Pressure Plates

Pressure Plates

  • Fits Machine(s): D4B
  • Category(s): Brakes & Brake Parts
View Part
D4B Pump, Trans

Pump, Trans

  • Part #: 9P7239
  • Weight: 16.60
  • Fits Machine(s): 931B, D4C II, D4C, D3C II, D3B, G910, IT12, D4B, D3C, 935C II, 935C, 935B, 931C II, 931C, 910
View Part
D4B RH Final Drive (Planetary/Travel Drive) without Motor

RH Final Drive (Planetary/Travel Drive) without Motor

  • Fits Machine(s): D4B
  • Category(s): Final Drives
View Part
D4B ROPS

ROPS

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part
D4B Radiator

Radiator

  • Part #: 7C-7741
  • Fits Machine(s): D4B, D4C LGP, D4C
  • Category(s): Engines & Engine Parts, Radiators
View Part
D4B Rake

Rake

  • Fits Machine(s): D4B
  • Category(s): Attachments
View Part
*Sample Image Shown
D4B Recoil Spring

Recoil Spring

  • Part #: 5K-2754
  • Weight: 83.00
  • Fits Machine(s): 941, D4E, D4D, D3C, D4C III, D3B, D3, D4B
  • Category(s): Undercarriages
View Part
D4B Recoil Spring Assembly

Recoil Spring Assembly

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Ripper

Ripper

  • Fits Machine(s): D4B
  • Category(s): Attachments
View Part
D4B Rockguard

Rockguard

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
*Sample Image Shown
D4B Seal Kit

Seal Kit

  • Part #: 186-4362
  • Weight: 0.20
  • Fits Machine(s): D3B, D3B LGP, D3C, D3C LGP, D4B, D4C, D4C LGP, D5C, D5C LGP, D5C XL
View Part
D4B Seal Kit, Lift

Seal Kit, Lift

  • Part #: 132-7058
  • Weight: 0.20
  • Fits Machine(s): D3B, D3B LGP, D3C, D3C LGP, D4B, D4C, D4C LGP, D5C, D5C LGP, D5C XL
View Part
D4B Seals

Seals

  • Fits Machine(s): D4B
  • Category(s): Final Drives
View Part
D4B Shaft

Shaft

  • Fits Machine(s): D4B
  • Category(s): Final Drives
View Part
D4B Short Block

Short Block

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Side Shield

Side Shield

  • Fits Machine(s): D4B
  • Category(s): Other
View Part
D4B Spider A

Spider A

  • Part #: 6S6902
  • Weight: 1.55
  • Fits Machine(s): D4B
View Part
D4B Sprocket

Sprocket

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Sprocket D3-b

Sprocket D3-b

  • Part #: 6S3169
  • Weight: 165.00
  • Fits Machine(s): D4B
View Part
D4B Sprocket D3-b

Sprocket D3-b

  • Part #: 5G4050
  • Weight: 165.00
  • Fits Machine(s): D4B
View Part
D4B Sprocket D3-b

Sprocket D3-b

  • Part #: 5G6082
  • Weight: 165.00
  • Fits Machine(s): D4B
View Part
D4B Sprocket D3-b

Sprocket D3-b

  • Part #: 6S8270
  • Weight: 165.00
  • Fits Machine(s): D4B
View Part
D4B Starter

Starter

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Steering Clutch

Steering Clutch

  • Fits Machine(s): D4B
  • Category(s): Brakes & Brake Parts
View Part
D4B Tandem Pump

Tandem Pump

  • Fits Machine(s): D4B
  • Category(s): Other
View Part
D4B Tilt Cylinder

Tilt Cylinder

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Cylinders
View Part
D4B Tilt Cylinder Seal Kit

Tilt Cylinder Seal Kit

  • Fits Machine(s): D4B
  • Category(s): Hydraulic Cylinders
View Part
D4B Top Roller

Top Roller

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Torque Converter

Torque Converter

  • Part #: 1T1786
  • Fits Machine(s): D4B
  • Category(s): Transmissions
View Part
D4B Track Adjuster Assembly

Track Adjuster Assembly

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Track Adjuster Seal Kit

Track Adjuster Seal Kit

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Track Adjuster Yoke

Track Adjuster Yoke

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Track Chain / Rail

Track Chain / Rail

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Track Frame

Track Frame

  • Part #: 5G5972
  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Track Frame

Track Frame

  • Part #: 5G5973
  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Track Grouser Pad / Shoe

Track Grouser Pad / Shoe

  • Fits Machine(s): D4B
  • Category(s): Undercarriages
View Part
D4B Transmission Complete

Transmission Complete

  • Part #: 9W-9483
  • Weight: 830.00
  • Fits Machine(s): D4B, D4C LGP, D4C
  • Category(s): Transmissions
View Part
D4B Transmission Oil Pump

Transmission Oil Pump

  • Fits Machine(s): D4B
  • Category(s): Transmissions
View Part
D4B Turbo Charger

Turbo Charger

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Water Pump

Water Pump

  • Fits Machine(s): D4B
  • Category(s): Engines & Engine Parts
View Part
D4B Wiring Harness

Wiring Harness

  • Fits Machine(s): D4B
  • Category(s): Cabs
View Part

Don't see your machine or 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