
Dorman 578-186 Fuel Tank Strap
Fuel Tank Strap Replacement for GM Full-Size Cars
Dorman 578-186 is a direct replacement fuel tank strap for select Buick, Cadillac, and Chevrolet full-size applications. Built from steel with a black finish, it is made to replace a worn or damaged original strap when the fuel tank is serviced or replaced.
For 1991-1996 Chevrolet Caprice, 1992-1996 Buick Roadmaster, 1993-1996 Cadillac Fleetwood, and 1994-1996 Chevrolet Impala applications, this strap set supports secure fuel tank retention and restores proper mounting integrity. Part number 578-186 is a practical OE-style solution for long-term service on road-driven vehicles.
Key Features
- Direct replacement fuel tank strap for select GM rear-wheel-drive full-size cars
- Steel construction for strength and durability
- Black finish for corrosion-resistant appearance
- Matches original strap dimensions for proper tank support
- Recommended whenever the fuel tank is replaced or serviced
- Cross-references Spectra Premium ST186 and 10156971 for the same application
Detailed Description
Dorman 578-186 is engineered as a direct-fit fuel tank strap replacement for vehicles that rely on precise tank support and secure mounting. The steel construction is intended to withstand harsh road and weather exposure, while the original-style dimensions help maintain correct fuel tank positioning. This part number 578-186 is a strong fitment-based choice for Chevrolet Caprice, Buick Roadmaster, Cadillac Fleetwood, and Chevrolet Impala owners needing a replacement strap during fuel system service.
Dimensions include a 38.75-inch strap length and 39.5-inch strap length, both with a 2.07-inch width. The black finish complements the durable steel construction, and the direct replacement design helps simplify service on the fuel storage system.
What This Part Helps Address
- Rusted or weakened fuel tank straps
- Broken or bent original tank retention hardware
- Fuel tank movement caused by failed support straps
- Service needs during fuel tank replacement
- Restoration work on 1991-1996 Chevrolet Caprice and related GM models
Installation Notes and Tips
Inspect the fuel tank, mounting points, and surrounding hardware before installation. Because installation hardware is not included, reuse or source the required fasteners separately as needed. Verify strap orientation and tank alignment during installation to ensure the fuel tank is seated correctly and secured evenly.
Quality Assurance
Dorman manufactures this strap from durable materials for use in demanding road and weather conditions. It is a direct replacement part intended to restore original-style fuel tank support on the listed Buick, Cadillac, and Chevrolet applications.
Original: $83.45
-65%$83.45
$29.21Dorman 578-186 Fuel Tank Strap
Fuel Tank Strap Replacement for GM Full-Size Cars
Dorman 578-186 is a direct replacement fuel tank strap for select Buick, Cadillac, and Chevrolet full-size applications. Built from steel with a black finish, it is made to replace a worn or damaged original strap when the fuel tank is serviced or replaced.
For 1991-1996 Chevrolet Caprice, 1992-1996 Buick Roadmaster, 1993-1996 Cadillac Fleetwood, and 1994-1996 Chevrolet Impala applications, this strap set supports secure fuel tank retention and restores proper mounting integrity. Part number 578-186 is a practical OE-style solution for long-term service on road-driven vehicles.
Key Features
- Direct replacement fuel tank strap for select GM rear-wheel-drive full-size cars
- Steel construction for strength and durability
- Black finish for corrosion-resistant appearance
- Matches original strap dimensions for proper tank support
- Recommended whenever the fuel tank is replaced or serviced
- Cross-references Spectra Premium ST186 and 10156971 for the same application
Detailed Description
Dorman 578-186 is engineered as a direct-fit fuel tank strap replacement for vehicles that rely on precise tank support and secure mounting. The steel construction is intended to withstand harsh road and weather exposure, while the original-style dimensions help maintain correct fuel tank positioning. This part number 578-186 is a strong fitment-based choice for Chevrolet Caprice, Buick Roadmaster, Cadillac Fleetwood, and Chevrolet Impala owners needing a replacement strap during fuel system service.
Dimensions include a 38.75-inch strap length and 39.5-inch strap length, both with a 2.07-inch width. The black finish complements the durable steel construction, and the direct replacement design helps simplify service on the fuel storage system.
What This Part Helps Address
- Rusted or weakened fuel tank straps
- Broken or bent original tank retention hardware
- Fuel tank movement caused by failed support straps
- Service needs during fuel tank replacement
- Restoration work on 1991-1996 Chevrolet Caprice and related GM models
Installation Notes and Tips
Inspect the fuel tank, mounting points, and surrounding hardware before installation. Because installation hardware is not included, reuse or source the required fasteners separately as needed. Verify strap orientation and tank alignment during installation to ensure the fuel tank is seated correctly and secured evenly.
Quality Assurance
Dorman manufactures this strap from durable materials for use in demanding road and weather conditions. It is a direct replacement part intended to restore original-style fuel tank support on the listed Buick, Cadillac, and Chevrolet applications.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Fuel Tank Strap Replacement for GM Full-Size Cars
Dorman 578-186 is a direct replacement fuel tank strap for select Buick, Cadillac, and Chevrolet full-size applications. Built from steel with a black finish, it is made to replace a worn or damaged original strap when the fuel tank is serviced or replaced.
For 1991-1996 Chevrolet Caprice, 1992-1996 Buick Roadmaster, 1993-1996 Cadillac Fleetwood, and 1994-1996 Chevrolet Impala applications, this strap set supports secure fuel tank retention and restores proper mounting integrity. Part number 578-186 is a practical OE-style solution for long-term service on road-driven vehicles.
Key Features
- Direct replacement fuel tank strap for select GM rear-wheel-drive full-size cars
- Steel construction for strength and durability
- Black finish for corrosion-resistant appearance
- Matches original strap dimensions for proper tank support
- Recommended whenever the fuel tank is replaced or serviced
- Cross-references Spectra Premium ST186 and 10156971 for the same application
Detailed Description
Dorman 578-186 is engineered as a direct-fit fuel tank strap replacement for vehicles that rely on precise tank support and secure mounting. The steel construction is intended to withstand harsh road and weather exposure, while the original-style dimensions help maintain correct fuel tank positioning. This part number 578-186 is a strong fitment-based choice for Chevrolet Caprice, Buick Roadmaster, Cadillac Fleetwood, and Chevrolet Impala owners needing a replacement strap during fuel system service.
Dimensions include a 38.75-inch strap length and 39.5-inch strap length, both with a 2.07-inch width. The black finish complements the durable steel construction, and the direct replacement design helps simplify service on the fuel storage system.
What This Part Helps Address
- Rusted or weakened fuel tank straps
- Broken or bent original tank retention hardware
- Fuel tank movement caused by failed support straps
- Service needs during fuel tank replacement
- Restoration work on 1991-1996 Chevrolet Caprice and related GM models
Installation Notes and Tips
Inspect the fuel tank, mounting points, and surrounding hardware before installation. Because installation hardware is not included, reuse or source the required fasteners separately as needed. Verify strap orientation and tank alignment during installation to ensure the fuel tank is seated correctly and secured evenly.
Quality Assurance
Dorman manufactures this strap from durable materials for use in demanding road and weather conditions. It is a direct replacement part intended to restore original-style fuel tank support on the listed Buick, Cadillac, and Chevrolet applications.












