Spectra FN747 Fuel Tank Filler Neck

Spectra FN747 Fuel Tank Filler Neck

The Spectra FN747 fuel tank filler neck is an OE-style replacement for select Chevrolet and GMC trucks and SUVs. It is built with engineering, manufacturing, and quality control standards aimed at matching original equipment performance for dependable fuel filling and tank access.

Key Features

• Fuel tank filler neck for air and fuel delivery repair
• OE replacement for select Chevrolet C1500 Suburban, C2500 Suburban, K1500 Suburban, and K2500 Suburban applications
• Also fits select GMC C1500 Suburban, C2500 Suburban, K1500 Suburban, and K2500 Suburban applications
• Direct-fit replacement for 1994 Chevrolet Blazer and 1994 GMC Yukon
• Part number FN747 for catalog and cross-reference lookup

Detailed Description

Use the Spectra FN747 when replacing a damaged, rusted, or leaking filler neck on compatible Chevrolet and GMC vehicles. This fuel tank filler neck is engineered to meet or exceed the performance of the original part it replaces, making it a practical choice for restoring proper fuel transfer and refueling function on 1994-1999 Chevrolet and GMC Suburban models, plus 1994 Chevrolet Blazer and 1994 GMC Yukon applications. This part cross-references 15644978 and TNKFN747 for the same application.

What It Helps Fix

• Fuel leakage around the filler neck area
• Corrosion or rust damage at the tank inlet
• Difficulty refueling due to a restricted or damaged neck
• Fuel odor caused by a compromised filler tube
• Failed inspection from visible fuel system deterioration

Installation Notes and Quality Assurance

Verify vehicle year, make, and model before installation. Confirm the existing filler neck routing and connection points match the application listed for your Chevrolet C1500 Suburban, GMC K2500 Suburban, or other supported vehicle. Spectra Premium uses engineering, manufacturing technology, and quality control processes to produce replacement fuel filler necks that align with OE performance expectations.