Details

• Brand:

  

  

• SKU:

  K2GZ-4022-L

• Positions: Rear
• Other Names:

  Hose Vent

• Description:

  This is a genuine Ford differential vent hose carrying the catalog designation K2GZ-4022-L, engineered for the all-wheel-drive driveline found on the Lincoln Corsair built across the 2020 through 2025 model years with the 2.0 and 2.3 liter EcoBoost powertrains. The vent hose allows the rear differential and driveline housing to breathe as internal lubricant heats up and expands during normal operation, equalizing pressure so that hot gear oil does not push past the housing seals. By routing that vapor away through a protected line, the hose keeps moisture and road contamination out of the gear case and protects the seals from being overwhelmed. Owners typically replace this hose when they discover lubricant weeping at the differential housing, a clogged or cracked vent line, or seepage that follows a deep water crossing where a blocked vent has drawn water inside. The hose also becomes brittle with age and underbody heat exposure, eventually splitting at the bends. This Ford part arrives molded to the correct contour and length so it seats on the factory fittings without kinking, restoring proper venting. It is built to the original engineering specification and matches the fit, routing, and material of the line installed at the factory. Inspect the mating ports and clips when fitting the new hose, confirm the routing follows the original path away from hot exhaust components, and verify the connections are fully seated so the breather functions as designed and the housing stays sealed against contamination.

• Replaces:

  K2GZ4022D, K2GZ4022K

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