Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | Caterpillar radiator core assembly | 508-6290 |
| Normalized Search Alias | Formatting-only alias; not a separate interchange | 5086290 |
7 product photos · Select a thumbnail to change the main view.
Cooling Spare Parts
Engine-coolant radiator core assembly identified by Caterpillar part number 508-6290. The official Cat parts record identifies it as a square-wave radiator core, while exact-number application records support Cat 320 GC and 323 next-generation excavators with C4.4 or C7.1 engine configurations. Confirm the complete number, core size, tank layout, hose ports and machine serial prefix.
Fitment status: Verified · Checked 2026-07-28Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Equipment Part Number | Caterpillar radiator core assembly | 508-6290 |
| Normalized Search Alias | Formatting-only alias; not a separate interchange | 5086290 |
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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. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Before ordering
Machine fitment
6 model references
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 Excavator: CAT 320 GC, Excavator: CAT 320 Next Generation, Excavator: CAT 323 Next Generation, Engine family: CAT C4.4, Engine family: CAT C7.1, Fitment limitation: Confirm 508-6290, machine serial prefix, core dimensions, tank orientation and hose-port layout. Confirm the complete part number and machine serial range before ordering.
Formatting aliases for the same number: 5086290.
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.
Continue comparing recovered references from the same system.