2W0494 Gear A Fits Caterpillar Models
2W0494 Gear A Fits Caterpillar Models
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One New Aftermarket Replacement Idler Gear for Caterpillar (Cat) Excavators, Pipelayers, and Engines
This aftermarket replacement idler gear (Caterpillar part number 2W0494) is a gear assembly used in the engine gear train of heavy Caterpillar construction equipment, including large excavators, pipelayers, and industrial engines. The idler gear transmits rotational motion between driver and driven gears in the front gear group, maintaining proper timing and synchronization across the engine.
Compatible Models
Caterpillar Excavators: 365C, 365C L, 365C L MH, 374D L, 374F L, 375, 375 L, 385B, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 390F L, 5080, 5090B
Caterpillar Pipelayers: 578, 583R, 587R, 587T, PL87
Caterpillar Engines: C-16, C18
Caterpillar Track-Type Tractors: D8N
Replaces Part Number(s):
2W0494
New aftermarket replacement part - not remanufactured, not used.



