Dometic Refrigerator Door Gasket Seal - Fits RM/RMS Series - Part# 4450010221

DometicSKU: 4450010221
Added to catalog: March 11, 2026
Last product update: June 4, 2026 at 6:08 PM

Sale price$33.18 Regular price$52.76
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This Dometic refrigerator door gasket seal maintains a tight, cold-preserving seal on RM and RMS series refrigerators. Over time, gaskets compress and crack, allowing cold air to escape and forcing your fridge to work harder. Replace this worn seal to restore proper cooling efficiency and food preservation in your RV.

Key Features

  • OEM Dometic replacement gasket for RM/RMS refrigerator models
  • Prevents cold air leakage and maintains interior temperature
  • Durable rubber construction withstands RV vibration and temperature cycling
  • Direct replacement—no modifications or adapters needed
  • Improves energy efficiency and reduces propane/electric consumption
  • Easy installation with existing door frame mounting

Technical Specifications

Specification Details
Part Number 4450010221
Fits Models Dometic RM/RMS Series Refrigerators
Material Rubber Gasket Seal
Type Door Gasket

Frequently Asked Questions

How do I know if my refrigerator gasket needs replacement?
If your RV fridge isn't holding temperature, frost builds up unevenly, or you notice visible cracks and hardening in the rubber seal, it's time to replace the gasket. A failing seal causes the compressor to run constantly, draining power and propane.

Is this gasket compatible with all Dometic RM models?
This gasket is designed for Dometic RM and RMS series refrigerators. Always verify your model number on the fridge nameplate before ordering to ensure proper fit.

How difficult is the installation?
Gasket replacement is a straightforward DIY job. The seal typically pulls out of a groove in the door frame and the new one presses back in. Most RV owners complete the swap in under 15 minutes without tools.

Why Choose Elkhart RV Parts

We specialize in hard-to-find Dometic replacement parts and ship directly from Elkhart, Indiana—the RV capital of the world. Every part is genuine OEM Dometic stock backed by expert customer support to help you get the right component for your specific model.

100% Authentic OEM Parts

Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.

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