Muffler Description
This Muffler is indexed for Part Number; Komatsu Excavator PC40MR-1 PC45MR-1 Engine 4D88E 4D84E Muffler Silencer YM129608-13511 YM129612-13590; Model: PC40MR-1, PC45MR-1, PC45MRX-1, PC40MRX-1 Engine: 4D88E Details: 4D88E-3H S/N 00101-UP PC40MR-1 S/N 1001-UP, PC45MR-1 S/N 1001-UP 4D88E-3H S/N 00101-UP PC45MRX-1 S/N 1001-UP (For North America), PC40MRX-1 S/N 1001-UP (For North America), PC40MR-1 S/N 1001-UP, PC45MRX-1 S/N 1001-UP (For EU), PC40MRX-1 S/N 1001-UP (For EU) 4D84E-3E S/N 03508-UP PC45MR-1 S/N 1001-UP, PC40MR-1 S/N 1001-UP 4D84E-3E S/N 03508-UP PC45MRX-1 S/N 1001-UP (For North America), PC40MRX-1 S/N 1001-UP (For North America), PC40MR-1 S/N 1001-UP, PC45MRX-1 S/N 1001-UP (For EU), PC40MRX-1 S/N 1001-UP (For EU). Compare reference number YM129608-13511 against the label on your existing Komatsu component before ordering.
Additional cross references on file: YM129612-13590, PC40MR-1, PC45MR-1. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.




