Caterpillar 166-4375 Seal - 1664375
SealSeal (Caterpillar 166-4375) — original and OEM-standard heavy plant machinery repair parts. Fast international delivery. 1-year warranty. Verified specifications and dimensions.
Caterpillar 166-4375 / 1664375 Seal delivers OEM and aftermarket reliable fluid containment in Caterpillar equipment assemblies for construction and mining machinery. OEM-matched sealing lip profile and garter spring tension maintain correct contact force under continuous operation. Available with a 1-year warranty. Helps reduce unplanned downtime and supports equipment reliability.
Caterpillar