Sparta PN9015 Fuel Tank Lock Ring

Fuel Tank Lock Ring for OE-Style Service

Sparta PN9015 is a steel fuel tank lock ring built for secure fuel sender and pump retention on a range of GM vehicles. It is corrosion resistant and sized for applications that require a 3.44-inch inside diameter and 5.669-inch outside diameter.

Backed by Sparta’s OE-focused fuel system expertise through Delphi distribution, this lock ring is aimed at higher-mileage and earlier model vehicles that need a precise replacement during fuel tank service.

Key Features

• Steel construction for durable fuel tank service
• Corrosion resistant black finish
• Inside diameter: 3.44 in. / 87.38 mm
• Outside diameter: 5.669 in. / 143.99 mm
• Thickness: 0.216 in. / 5.48 mm
• Rim width: 0.252 in.
• No gasket or seal included
• Part number: PN9015

Detailed Description

Use Sparta PN9015 when replacing a worn or damaged fuel tank lock ring on GM trucks, SUVs, and vans that use this style of fuel module retention hardware. This steel ring helps secure the fuel pump or sender assembly at the tank opening and is sized for direct replacement service on applications such as Chevrolet Silverado 1500, Chevrolet Blazer, GMC Sierra 1500, and Buick Century. The PN9015 lock ring is also listed for Chevrolet Express, GMC Savana, Cadillac Escalade, and related models across the 1997-2005 range.

This part cross-references Carter TLR16 for the same application.

What It Helps Fix

• Loose or damaged fuel tank lock ring retention
• Fuel sender or pump module movement at the tank opening
• Corrosion-related service issues on older fuel tank hardware
• Improper sealing caused by a worn retaining ring
• Fuel system service on GM trucks, SUVs, and vans

Installation Notes and Tips

Confirm tank opening diameter and module style before installation. This ring does not include a gasket or seal, so reuse or replace the seal separately as required by the fuel system service procedure. Clean the tank flange and inspect the locking tabs or retaining surface before seating the ring to help ensure proper engagement.

Compatible With 1998-2005 Chevrolet Blazer, 2004 Chevrolet Rainier, 1999-2004 Chevrolet Silverado 1500, and other listed GM applications. Also used on 1998-2004 GMC Sonoma and 2000-2004 Buick Regal applications where this lock ring specification is required.

Quality Assurance

Sparta fuel system parts are distributed through Delphi, an OE fuel supplier with application knowledge focused on fit and performance for earlier model and higher-mileage vehicles. PN9015 is built to match the listed dimensions and material requirements for service replacement use.