Excavator Engine Parts
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Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Part Number | Cat crankshaft seal | 245-7339 |
| Formatted Alias | Same number without separator | 2457339 |
| Superseded Part Number | Older catalog reference | 7C-4163 |
| Superseded Part Number | Older catalog reference | 119-2921 |
Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.
Product summary
Before ordering
Machine fitment
3 model references
Fitment / evidence notes
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Recorded compatible model references include Engine family: Cat C7 / C9 / C-9, Engine family: Cat 3114 / 3116 / 3126 / 3126B / 3126E, Excavator: Cat 320B / 325C / 325D / 330C / 330D / 336D. Recorded fitment/evidence notes: Fitment limitation: Confirm front/rear position, rotation and dimensions. Confirm the complete part number and machine serial range before ordering.
Formatting aliases for the same number: 2457339.
Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.
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