Dometic Toilet Flush Assembly Kit - Fits 4310 - Part# 385311291

DometicSKU: 385311291
Added to catalog: March 11, 2026

Sale price$157.99
|
In stock (8 units), ready to be shipped
FREE Delivery Estimate April 22 – April 25
1-Hour Cancellation Window

1-Hour Cancellation Window

You'll have 1 hour after placing your order to update your shipping address or cancel completely.

After that, we begin coordinating with our vendors to fulfill your order — at that point, cancellations and address changes usually aren't possible.

If you're unsure about anything, please reach out before ordering or cancel within the window.

The Dometic Toilet Flush Assembly Kit is the complete flush mechanism for your Dometic 4310 RV toilet. This essential component handles the water delivery and waste evacuation system, making it critical for proper toilet operation. If your flush isn't working smoothly or you're experiencing weak water flow, this OEM assembly kit restores your toilet to factory performance.

Key Features

  • Complete flush assembly with all internal components
  • Direct replacement for Dometic 4310 toilets
  • Genuine OEM Dometic part for guaranteed compatibility
  • Includes all necessary seals and gaskets
  • Restores full flush pressure and water delivery
  • Easy installation with standard RV tools

Technical Specifications

Specification Details
Part Number 385311291
Compatible Model Dometic 4310 Toilet
Assembly Type Complete Flush Mechanism
OEM Status Genuine Dometic Original Equipment

Frequently Asked Questions

Q: Will this flush assembly fit my Dometic 4310 toilet?
A: Yes, this is the OEM flush assembly specifically designed for the Dometic 4310 model. It's a direct replacement that installs exactly like your original component.

Q: What's included in this kit?
A: The complete flush assembly comes with all internal mechanisms, seals, and gaskets needed for a full restoration. No additional parts are required for installation.

Q: How do I know if I need to replace my flush assembly?
A: Signs include weak or no flush pressure, water not flowing properly, or the flush lever feeling stuck or unresponsive. This kit addresses all internal flush mechanism failures.

Why Choose Elkhart RV Parts

We specialize in hard-to-find Dometic RV replacement parts and ship directly from Elkhart, Indiana—the RV capital of the world. Every part we sell is genuine OEM Dometic equipment backed by our expert support team. When you need the exact part to get your RV systems working again, we have it in stock and ready to ship.

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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