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⛽ Lock in reliability, drive with confidence!
The Dorman 579-019 Fuel Tank Sending Unit Lock Ring is a direct replacement part engineered to restore and secure the connection between the fuel pump, module, and fuel tank on select Infiniti and Nissan vehicles. Manufactured to precise OEM specifications with durable materials, it ensures long-lasting, reliable performance. Backed by Dorman’s century of automotive expertise and supported by a vehicle-specific fitment tool, this lock ring guarantees a seamless, trustworthy repair solution.










| ASIN | B00NF1RRTS |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #103,498 in Automotive ( See Top 100 in Automotive ) #28 in Automotive Replacement Fuel Tank Lock Rings & Seals |
| Brand Name | Dorman |
| Compatible with Vehicle Type | Car |
| Customer Reviews | 4.5 4.5 out of 5 stars (265) |
| Exterior Finish | Machined |
| Fit Type | Vehicle Specific |
| Fuel Type | Gasoline |
| Global Trade Identification Number | 00037495606530 |
| Included Components | Fuel Tank Sending Unit |
| Item Dimensions | 6.5 x 6.5 x 9.2 inches |
| Item Type Name | Fuel Tank Sending Unit |
| Item Weight | 0.2 Pounds |
| Manufacturer | Dorman Products |
| Manufacturer Part Number | 579-019 |
| Manufacturer Warranty Description | Limited Lifetime Warranty |
| Material Type | Plastic |
| Model Number | 579-019 |
| OEM Equivalent Part Number | LO165; 17341-40U00; 1734101A00 |
| Part Interchange Info | 1734101A00 |
| Product Grade | Replacement Part |
| UPC | 037495606530 |
| Unit Count | 1.0 Count |
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