Dometic Vacuum Brake Kit - Short - Fits 400/401 Series - Part# 4471014639

DometicSKU: 4471014639
Added to catalog: March 11, 2026

Sale price$45.99
|
In stock (278 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 Vacuum Brake Kit (Short) is an essential replacement component for RV owners with Dometic 400 and 401 Series braking systems. This OEM-spec kit restores proper brake vacuum operation, ensuring safe and responsive braking performance for your motorhome or travel trailer.

Key Features

  • Factory-original Dometic design for 400/401 Series brake systems
  • Short configuration fits standard installation requirements
  • Complete vacuum brake assembly with all necessary components
  • Direct replacement—no modifications needed
  • Restores reliable brake engagement and stopping power
  • Tested for durability in RV operating conditions

Technical Specifications

Specification Details
Part Number 4471014639
Manufacturer Dometic
Series Compatibility 400/401 Series
Kit Type Vacuum Brake Assembly
Configuration Short
OEM Status Genuine Dometic Original Equipment

Frequently Asked Questions

Q: How do I know if my vacuum brake kit needs replacement?
A: Common signs include soft brake pedal feel, longer stopping distances, or hissing sounds when braking. If your RV has a 400 or 401 Series brake system and exhibits these symptoms, this kit is likely the solution.
Q: Will this fit my specific RV model?
A: This kit is designed for Dometic 400 and 401 Series braking systems. Check your RV's documentation or brake system label to confirm compatibility. Our support team can help verify fitment if needed.
Q: Is professional installation required?
A: While some RV owners with mechanical experience can install this kit, we recommend having a qualified RV technician handle brake system work to ensure safety and proper operation.

Why Choose Elkhart RV Parts

We specialize in hard-to-find Dometic replacement parts for RVs. Shipping directly from Elkhart, Indiana—the RV capital of the world—we stock genuine OEM components backed by expert support. When you need authentic Dometic parts, we have the inventory and knowledge to get you exactly what you need.

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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