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1121665 Muffler Fits Caterpillar D4H, (4W1743, 4Y3765, 112-1665)
1121665 Muffler Fits Caterpillar D4H, (4W1743, 4Y3765, 112-1665)
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£173.00 GBP
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One New Aftermarket Replacement Muffler Assembly for Caterpillar (Cat) D4H Crawler Dozer
This aftermarket replacement muffler assembly fits Caterpillar (Cat) D4H series crawler dozers and related models. The muffler is part of the engine exhaust system, reducing exhaust noise and directing combustion gases safely away from the engine compartment. Replaces Caterpillar OEM part number 1121665 (also referenced as 112-1665).
Compatible Models
Caterpillar (Cat) D4H Series: D4H, D4HTSK II
Caterpillar (Cat) Track-Type Tractor: 54H
Replaces Part Number(s):
1121665, 112-1665, 4W1743, 4Y3765
New aftermarket replacement part - not remanufactured, not used.
Models This Part Fits:
54H, D4HTSK IIReference Numbers:
1121665Product Category:
ConstructionView More: Construction Replacement Parts
Product Group:
Mufflers/Exhaust PipesView More: Mufflers/Exhaust Pipes Replacement Parts



