Dorman 576-731 Fuel Tank

Brand Dorman 576-731
Material Steel
Capacity 21
Length 52.25
Color Silver
Width 18.97
Height 13.12
Lock Ring Included Yes
Mounting Straps Included No
Sending Unit Included No
Filler Neck Attached No
O-Ring Included Yes
Fuel Tank Coating Clear chromate
Fuel Tank Coating Zinc
Fuel System Compatibility Electronic fuel injection
Baffled Sump Yes
Attached Sump Yes
Fuel Pump Included No
Package Contents 1 fuel tank; 1 lock ring; 1 o-ring
Fits INFINITI and Nissan · 7 vehicles

OE-style replacement. Precision-engineered to match original fit and function.

Steel construction. Built with clear chromate and zinc coatings for added corrosion resistance.

Baffled sump. Helps keep fuel controlled and stable inside the tank.

Cross-references 172024W150 for the same application. See all 1.

$534.94Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $534.94
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Free returns within 60 days if it doesn't fit when fitment is verified.

Replacement Fuel Tank for Pathfinder and QX4

Dorman 576-731 is a steel replacement fuel tank engineered to match the fit and function of the original tank on select Nissan Pathfinder and INFINITI QX4 models. It is built for electronic fuel injection systems and includes the lock ring and O-ring needed for the tank opening.

  • Direct replacement fuel tank for select 2001-2004 Nissan Pathfinder and 2001-2003 INFINITI QX4 applications
  • Steel construction with silver finish, clear chromate, and zinc coating
  • 21-gallon capacity with baffled sump and attached sump design
  • Fuel system compatibility for electronic fuel injection
  • Package contents: fuel tank, lock ring, and O-ring
  • Dorman part number 576-731

Detailed Product Overview

This Dorman fuel tank is precision-engineered to replicate the original tank’s fit and function on compatible vehicles, helping restore proper fuel storage and system operation. It is a direct-fit replacement for 2001-2004 Nissan Pathfinder and 2001-2003 INFINITI QX4 models, making it a practical choice when the original tank is corroded, damaged, or no longer sealing correctly. The tank’s steel construction, internal baffling, and EFI compatibility support OE-style service on these Pathfinder and QX4 applications. Part number 576-731 is also referenced for interchange with 172024W150.

Common Problems This Fuel Tank Can Address

  • Fuel tank corrosion or rust-through
  • Fuel leaks from a damaged or deteriorated tank
  • Sealing issues at the tank opening
  • Fuel storage problems caused by a cracked or compromised original tank
  • Replacement needs after impact or underbody damage

Installation Notes and Tips

Before installation, verify vehicle fitment by year and model for your Pathfinder or QX4. This tank does not include mounting straps, sending unit, filler neck, or fuel pump, so reuse or source those components as needed for the repair. Confirm that the lock ring and O-ring are properly seated during assembly, and inspect related fuel system parts for wear before reinstalling the tank.

Quality Assurance

Dorman manufactures this replacement tank to match original equipment fit and function on the specified vehicles. The steel tank includes protective coatings to support durability in fuel storage service, and the design is intended for direct replacement use on the listed applications.

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2004NissanPathfinder3.5LV6
2003INFINITIQX43.5LV6
2003NissanPathfinder3.5LV6
2002INFINITIQX43.5LV6
2002NissanPathfinder3.5LV6
2001INFINITIQX43.5LV6
2001NissanPathfinder3.5LV6
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
172024W150