Part number lookup
3D84-2E Replacement Parts
Cross-reference and compare 6 replacement listings for OEM / aftermarket part number 3D84-2E. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
6 Matching Products
KomatsuConnecting Rod YM729402-23100 for Komatsu 3D84 3D84E 4D84 4D84E 4D88 4D88E Engine$163.37
KomatsuCrankshaft V-Belt Pulley YM171340-21650 for Komatsu 3D78-1 3D84-2 3D84E-3 3D84N-2 3D88E-3 Engine PC35R-8 SK05J-2$153.00
KomatsuEngine 3D84-2D 3D84-2E Crankshaft YM729120-21700 for Komatsu Excavator PC15-3 PC20-7 PC25-1 PC30-7$591.00
KomatsuFuel Filter YM129100-55650 for Komatsu Engine 3D78 3D84 3D84E Excavator PC25-1 PC28UU-2 PC30-7 PC35R-8 PC40-7 PC45-1 PC50FR-1 PC58SF-1$6.00
KomatsuMuffler Silencer YM129136-13510 For Komatsu Excavator PC25-1 PC25R-1 PC30-7 PC30R-7 Engine 3D84$244.36
KomatsuOil Pump YM129150-32000 for Komatsu Engine 3D78-1 3D84-2 3D84E-3 3D84N-2 4D84-2$140.09Part Numbers and Cross References
Applications and Fitment Summary
- Part Number
- Komatsu · Komatsu Excavator PC15-3 PC20-7 PC25-1 PC30-7 Picture for reference only
- Komatsu Excavator PC25-1 PC25R-1 PC30-7 PC30R-7 Engine 3D84 Muffler Silencer YM129136-13510
- Model: PC25-1 PC25R-1 PC30-7 PC30R-7 Engine: 3D84 Details: 3D84-2E S/N 00292-UP PC30-7 S/N 18001-UP, PC30R-7 S/N 18001-UP 3D84-2E S/N 00292-UP PC30-7 S/N 18001-UP 3D84-2D S/N 00292-UP PC25-1 S/N 1001-UP 3D84-2D S/N 00292-UP PC25-1 S/N 1001-UP, PC25R-1 S/N 1001-UP 3D84E-3A S/N 00292-UP PC30-7 S/N 18001-UP 3D84E-3A S/N 00292-UP PC30R-7 S/N 18001-UP, PC30-7 S/N 18001-UP 3D84E-3B S/N 00292-UP PC25-1 S/N 1001-UP, PC25R-1 S/N 1001-UP 3D84E-3B S/N 00292-UP PC25-1 S/N 1001-UP
Frequently Asked Questions
What parts replace OEM number 3D84-2E?
This page lists 6 replacement listings indexed under 3D84-2E. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 3D84-2E?
Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.
Can I request a quote if 3D84-2E is not an exact match?
Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.