Dorman 577-500 Fuel Filler Neck Seal – Direct Fit for Chrysler/Dodge/Plymouth

Overview

The Dorman 577-500 fuel filler neck seal is engineered to reproduce the original seal’s fit and function on select Chrysler, Dodge, and Plymouth models. Designed for daily use, it aims to provide a reliable seal during fueling sessions and help maintain the integrity of the fuel system. This is a practical upgrade for vehicles showing signs of wear in the filler neck area, such as leakage near the fuel door or a loosened feel at the seal.

Direct replacement for a seamless upgrade

Designed to mirror the original design, this seal swaps in without complex modifications. When installed, it contributes to a snug, consistent seal around the filler neck, supporting a smooth fueling experience and helping to minimize common wear-related issues observed over time.

• Direct replacement that mirrors the original seal for the specified vehicles
• Restores sealing function after wear or deterioration of the original part
• Durable construction built to withstand the fueling environment and daily handling
• Quality you can rely on, supported by Dorman’s automotive expertise
• Use the garage tool to verify exact fit for your make, model, and trim

Durability and dependable performance

Crafted from materials chosen for their resilience, the 577-500 is intended to endure repeated exposure to fuel and temperature variations. This thoughtful construction aims to provide long service life and consistent sealing performance, reducing the likelihood of fuel-related concerns arising from a degraded seal.

• Quality materials aimed at long service life
• Durable design to resist common wear and tear
• Engineered for reliable behavior under normal fueling conditions

Quality you can trust

The seal is backed by Dorman’s team of product experts in the United States, leveraging more than a century of automotive experience. This heritage informs design choices and quality controls that help ensure you receive a component that aligns with OEM expectations.

Fit verification and real-world use

To ensure compatibility with your exact vehicle, use the garage tool on the product page to input your make, model, and trim level. A precise fit supports predictable sealing performance and can simplify installation when replacing a worn part.

What you might notice after installation

Post-installation, you may experience a secure, predictable seal during fueling, with a reduced chance of filler-neck seepage and evaporative odors around the area. While performance can vary with vehicle history and other components, the seal is designed to work as a dependable interface for the fuel system.