
Dorman 577-309 Fuel Tank Filler Neck
Fuel Tank Filler Neck for Expedition and Navigator
This Dorman fuel tank filler neck is a direct replacement for select Ford and Lincoln SUVs with a leaking or damaged filler neck. Built from steel and engineered to match the original shape and dimensions, it supports a reliable fuel system repair for the Ford Expedition and Lincoln Navigator.
- Steel construction for durable fuel filler neck replacement
- Length: 40.5 in.
- Fill pipe inside diameter: 1.25 in.
- Fuel cap not included
- Includes filler neck and hose
- Fits 2007-2011 Lincoln Navigator, N/A
- Fits 2007-2008 Ford Expedition, N/A
- Fits 2005 Ford Expedition, N/A, to 9/28/04
- Fits 2005 Lincoln Navigator, N/A, to 9/28/04
Detailed Replacement Description
Dorman 577-309 is a replacement fuel filler neck for specific Ford Expedition and Lincoln Navigator applications. It is designed to match the original filler neck for the listed model years, helping restore the connection between the fuel door area and the tank when the original neck is corroded, cracked, or leaking. This part cross-references Ford 5L1Z9034AA and Spectra Premium FN895 for the same application.
Common Repair Reasons
- Fuel odor near the rear of the vehicle
- Visible rust or corrosion on the filler neck
- Fuel leakage during refueling
- Damaged or cracked filler pipe
- Restricted fueling caused by neck deterioration
Installation Notes
Verify vehicle year and build date before ordering, especially for 2005 Ford Expedition and 2005 Lincoln Navigator applications listed as valid only through 9/28/04. Confirm the fill pipe diameter and routing match the original part before installation. Inspect the attached hose and surrounding fuel system components for wear during replacement.
Quality Assurance
Dorman tests this replacement filler neck to match the original part for the specified vehicle applications, supporting a dependable repair on compatible Ford Expedition and Lincoln Navigator models.
Original: $196.64
-65%$196.64
$68.82Dorman 577-309 Fuel Tank Filler Neck
Fuel Tank Filler Neck for Expedition and Navigator
This Dorman fuel tank filler neck is a direct replacement for select Ford and Lincoln SUVs with a leaking or damaged filler neck. Built from steel and engineered to match the original shape and dimensions, it supports a reliable fuel system repair for the Ford Expedition and Lincoln Navigator.
- Steel construction for durable fuel filler neck replacement
- Length: 40.5 in.
- Fill pipe inside diameter: 1.25 in.
- Fuel cap not included
- Includes filler neck and hose
- Fits 2007-2011 Lincoln Navigator, N/A
- Fits 2007-2008 Ford Expedition, N/A
- Fits 2005 Ford Expedition, N/A, to 9/28/04
- Fits 2005 Lincoln Navigator, N/A, to 9/28/04
Detailed Replacement Description
Dorman 577-309 is a replacement fuel filler neck for specific Ford Expedition and Lincoln Navigator applications. It is designed to match the original filler neck for the listed model years, helping restore the connection between the fuel door area and the tank when the original neck is corroded, cracked, or leaking. This part cross-references Ford 5L1Z9034AA and Spectra Premium FN895 for the same application.
Common Repair Reasons
- Fuel odor near the rear of the vehicle
- Visible rust or corrosion on the filler neck
- Fuel leakage during refueling
- Damaged or cracked filler pipe
- Restricted fueling caused by neck deterioration
Installation Notes
Verify vehicle year and build date before ordering, especially for 2005 Ford Expedition and 2005 Lincoln Navigator applications listed as valid only through 9/28/04. Confirm the fill pipe diameter and routing match the original part before installation. Inspect the attached hose and surrounding fuel system components for wear during replacement.
Quality Assurance
Dorman tests this replacement filler neck to match the original part for the specified vehicle applications, supporting a dependable repair on compatible Ford Expedition and Lincoln Navigator models.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Fuel Tank Filler Neck for Expedition and Navigator
This Dorman fuel tank filler neck is a direct replacement for select Ford and Lincoln SUVs with a leaking or damaged filler neck. Built from steel and engineered to match the original shape and dimensions, it supports a reliable fuel system repair for the Ford Expedition and Lincoln Navigator.
- Steel construction for durable fuel filler neck replacement
- Length: 40.5 in.
- Fill pipe inside diameter: 1.25 in.
- Fuel cap not included
- Includes filler neck and hose
- Fits 2007-2011 Lincoln Navigator, N/A
- Fits 2007-2008 Ford Expedition, N/A
- Fits 2005 Ford Expedition, N/A, to 9/28/04
- Fits 2005 Lincoln Navigator, N/A, to 9/28/04
Detailed Replacement Description
Dorman 577-309 is a replacement fuel filler neck for specific Ford Expedition and Lincoln Navigator applications. It is designed to match the original filler neck for the listed model years, helping restore the connection between the fuel door area and the tank when the original neck is corroded, cracked, or leaking. This part cross-references Ford 5L1Z9034AA and Spectra Premium FN895 for the same application.
Common Repair Reasons
- Fuel odor near the rear of the vehicle
- Visible rust or corrosion on the filler neck
- Fuel leakage during refueling
- Damaged or cracked filler pipe
- Restricted fueling caused by neck deterioration
Installation Notes
Verify vehicle year and build date before ordering, especially for 2005 Ford Expedition and 2005 Lincoln Navigator applications listed as valid only through 9/28/04. Confirm the fill pipe diameter and routing match the original part before installation. Inspect the attached hose and surrounding fuel system components for wear during replacement.
Quality Assurance
Dorman tests this replacement filler neck to match the original part for the specified vehicle applications, supporting a dependable repair on compatible Ford Expedition and Lincoln Navigator models.












