These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.

Post Onsite · Body & Cab
4110
In stock · ships from Knoxville
This is a replacement faceplate for the optic overfill detection system used on tank trucks and trailers.
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 provides the mounting interface and seal for an optical sensor that monitors liquid levels to prevent overfilling during loading. These faceplates may need replacing if damaged, corroded, or if the sensor’s J‑slots become worn and no longer hold a reliable connection.
Part Number: 4110
OPTIC FACE PLATE
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more