1189934 Mount-Rubber Fits Caterpillar Models
1189934 Mount-Rubber Fits Caterpillar Models
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One New Aftermarket Replacement Engine Rubber Mount for Caterpillar (Cat) Excavators and Wheel Loaders
This aftermarket replacement engine rubber mount (Mount-Rubber) isolates vibration between the engine and frame, reducing noise and protecting surrounding components from engine-generated stress. Part number 1189934 (OEM formatted: 118-9934) is a two-piece symmetric-style mount designed for Caterpillar (Cat) excavators and compact wheel loaders equipped with the 3046 and 3064 diesel engines. It is commonly replaced as part of a set alongside 118-9933, 118-9935, and 118-9936.
Compatible Models
Caterpillar Excavators: 311B, 311C, 312B, 312B L, 312C, 312C L, 314C, 315B, 315B FM L, 315B L, 315C, 317B L, 317B LN, 318B, 318B N
Caterpillar Compact Wheel Loaders: 910G
Compatible Engines: Cat 3046, Cat 3064
Replaces Part Number(s):
1189934, 118-9934
Aftermarket Interchange Numbers
CA1189934
New aftermarket replacement part - not remanufactured, not used.



