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2S8939 Ring, Retainer Fits Caterpillar Models
2S8939 Ring, Retainer Fits Caterpillar Models
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$29.33 USD
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One New Aftermarket Replacement Ring, Retainer for Caterpillar (Cat) Construction Equipment
This aftermarket replacement external snap retainer ring (part number 2S-8939 / 2S8939) is a steel external snap ring used in the Caterpillar transmission line assembly. Retainer rings of this type secure components in position within the transmission, preventing axial movement and maintaining proper assembly alignment. This is a direct aftermarket replacement for the Caterpillar OEM part 2S-8939.
Specifications
- Type: External Snap Retainer Ring
- Material: Steel
- Free Diameter: 108.71 mm (approx. 4.28 in.)
- Application: Transmission line assembly
Compatible Models
Caterpillar (Cat): Fits Caterpillar construction equipment models - please cross-reference OEM part number 2S-8939 against your machine's parts manual to confirm fitment before ordering.
Replaces Part Number(s):
2S8939, 2S-8939
New aftermarket replacement part - not remanufactured, not used.



