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Post Onsite · Drivetrain
5-3004
In stock · ships from Knoxville
This is a trailer hub cap, likely a 5‑bolt design, that protects the wheel bearings and axle nut from dirt, debris, and moisture.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
We don't publish fitment for this part yet. Rather than guess, get it confirmed against your truck in under a minute.
It is typically made of cast aluminum and includes a gasket and vented plug. Replacement is necessary when the cap is damaged, cracked, or the sealing gasket fails. No exact documentation on SKU 5-3004 was found, but a similar 6‑bolt Stemco 300‑4009 hub cap serves as a reference for typical construction and function.
Part Number: 5-3004
TRAILER CAP
Category: Driveline
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
