1981 GMC C2500 Fuel Tanks
Keep Your 1981 GMC C2500 in Top Shape with Quality Fuel Tanks
Whether you’re repairing or upgrading your Fuel Tank, using high-quality parts is key to keeping your 1981 GMC C2500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including , , and . Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Top-Rated Fuel Tanks from Trusted Brands
Looking for a reliable Fuel Tank? We’ve got you covered with options from brands you know and trust like Spectra Premium, , and GM Genuine. For example, Spectra Premium Fuel Tanks start at just $59.99 with an average 4.4 star rating. and GM Genuine offer similar pricing and quality, backed by strong customer feedback. With over 114 reviews and a solid 4 star average, you can shop with confidence knowing other GMC C2500 owners approve.
Competitive Prices and Extensive Inventory
The average price for a 1981 GMC C2500 Fuel Tank at Advance Auto Parts is around $89.99, with a range that starts at $9.99 and goes up to $259.99. With 38 options in stock from 7 trusted brands, finding the right fit is easy. Popular picks like Fuel Tank Cleaning Kit, Steel Fuel Tank, and Fuel Tank Lock Ring start at just $12.49 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Fuel Tank, don’t forget to check out other key components like Gas Caps and Oxygen Sensors. At Advance Auto Parts, we’re here to help you keep your 1981 GMC C2500 in peak condition, inside and out.
Essential 1981 GMC C2500 Fuel Tanks
Carquest Premium – Fuel Tank Lock Ring (Part No.LO1582931)
from
$16.99
Carquest Premium fuel pump tank seals are built by Carter Fuel Systems and Agility Auto Parts, industry leaders in high-quality fuel system components. Carquest Premium offers a complete line of fuel pump tank seals covering a wide variety of North American vehicle applications. Carquest Premium fuel pump tank seals are engineered to meet or exceed all OEM specifications.
Product Features:
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Product Features:
- Engineered to meet or exceed all OEM specifications.
- Precision stamped and are treated with a rust proof finish to ensure durability and strength
Dorman – Fuel Pump Gasket (Part No.911-572)
from
$16.99
This fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles, and is engineered for durability and reliable performance.
Product Features:
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Product Features:
- Direct replacement – this fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles
- Restores functionality – reliable replacement for an original part that has failed due to fatigue or due for replacement during fuel pump tank service
- Durable construction – recommended for replacement when the fuel pump or sensor is replaced
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Carquest Premium – Fuel Tank Selector Valve (Part No.FSC1007)
from
$80.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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GM Genuine Parts – Fuel Tank Selector Valve (Part No.U7000)
from
$108.99
GM Genuine Parts Fuel Tank Selector Valves are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
Product Features:
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Product Features:
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM regularly updates production and service part designs to integrate new materials and technologies
Delphi – Fuel Tank Cleaning Kit (Part No.FC01)
from
$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
Product Features:
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Product Features:
- Helps avoid premature fuel pump failure
- Lint free towel included
- Low suds formulation
- Removes harmful contaminants from the fuel tank
Spectra Premium – Fuel Tank Sending Unit (Part No.FG05F)
from
$59.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel sending units meet or exceed the performance of the original equipment they replace.
Product Features:
See More
Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
- Precision tested fuel level sensors ensures vehicles fuel gage will provide an accurate reading at any fuel level
- Includes strainers for smoother installation process and ensures a clean fuel system upon replacement
- Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
- Manufactured with high quality material, ensuring the durability of this part to prevent costly repairs
Carquest Premium – Fuel Tank Sending Unit FG05GCQ: Includes Strainer and Wiring Harness (Part No.FG05GCQ)
from
$75.99
Carquest Premium fuel tank sending units are built to meet or exceed Original Equipment (O.E.) specifications for fit, form and function. Carquest Premium fuel tank sending units are supplied with the wiring harness and gaskets or seals when required for the application. All sending units are precision-tested ensuring accurate readings at any fuel level. Carquest Premium fuel tank sending units are engineered with superior quality components to provide the longest life and are backed up by an industry-leading warranty.
Product Features:
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Product Features:
- Meets or exceeds OE specifications for fit, form and function
- All sending units are 100% performance tested
- Includes installation gaskets or seals where applicable
Dorman – Fuel Sending Unit without Pump (Part No.692-026)
from
$82.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
- Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Carquest Premium – Multi-Use Connector (Part No.FSA1013)
from
$19.79
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.
Product Features:
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Product Features:
- Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
KAI – Fuel Tank Bracket (Part No.FST019997)
from
$136.99
New Platinum Pro Front Fuel Tank Bracket, With Strap, Made Of Steel
Product Features:
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Product Features:
- With Strap
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Fuel Tank Bracket (Part No.FST019998)
from
$136.99
New Platinum Pro Rear Fuel Tank Bracket, With Strap, Made Of Steel
Product Features:
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Product Features:
- With Strap
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Fuel Tank (Part No.TNKGM23B)
from
$309.99
New Standard Replacement Fuel Tank, 25 Gallon, 88-97 C/K Pickup Gas/Diesel, 98-2000 Diesel Only
Product Features:
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Product Features:
- 25 Gallon, 88-97 C/K Pickup Gas/Diesel 98-2000 Diesel Only
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Carquest – Steel Fuel Tank (Part No.576-301)
from
$223.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.
Product Features:
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Product Features:
- Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
- Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
- Quality assured – this part has been validated to ensure a quality fit and long service life
- Trustworthy design – backed by team of product specialists in the United States
Dorman – Fuel Tank with Lock Ring and Seal (Part No.576-094)
from
$396.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.
Product Features:
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Product Features:
- Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
- Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
- Quality assured – this part has been validated to ensure a quality fit and long service life
- Trustworthy design – backed by team of product specialists in the United States
Carquest – Steel Fuel Tank (Part No.576-341)
from
$217.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.
Product Features:
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Product Features:
- Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
- Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
- Quality assured – this part has been validated to ensure a quality fit and long service life
- Trustworthy design – backed by team of product specialists in the United States
Carquest Premium – Fuel Tank Lock Ring (Part No.LO1511470)
from
$10.99
Carquest Premium fuel tank lock rings are built by Carter Fuel Systems and Agility Auto Parts, industry leaders in high-quality fuel system components. Carquest Premium offers a complete line of fuel tank lock rings covering a wide variety of North American vehicle applications. Carquest Premium fuel tank lock rings are engineered to meet or exceed all OEM specifications. Carquest Premium fuel tank lock rings are precision stamped and are treated with a rust proof finish to ensure durability and strength.
Product Features:
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Product Features:
- Engineered to meet or exceed all OEM specifications.
- Precision stamped and are treated with a rust proof finish to ensure durability and strength.
Dorman – Help – Fuel Sending Unit Retainer Assortment (Part No.55812)
from
$17.29
This fuel tank sending unit lock ring is designed to help restore the connection between the fuel pump, module and/or sending unit and the fuel tank on specified vehicles. It is engineered to match the performance of the original equipment lock ring when the factory ring has failed or is damaged. Manufactured to precise specifications for specified vehicles, it is made with durable materials for reliable performance and long life.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit lock ring is designed to help restore the connection between the fuel pump, module and/or sending unit and the fuel tank on specified vehicles
- Ideal solution – engineered to match the performance of the original equipment lock ring when the factory ring has failed or is damaged
- Durable construction – designed and manufactured to strict specifications for reliable performance
- Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
Carquest Premium – Fuel Tank Lock Ring (Part No.LO1582929)
from
$16.99
Carquest Premium fuel tank lock rings are built by Carter Fuel Systems and Agility Auto Parts, industry leaders in high-quality fuel system components. Carquest Premium offers a complete line of fuel tank lock rings covering a wide variety of North American vehicle applications. Carquest Premium fuel tank lock rings are engineered to meet or exceed all OEM specifications. Carquest Premium fuel tank lock rings are precision stamped and are treated with a rust proof finish to ensure durability and strength.
Product Features:
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Product Features:
- Engineered to meet or exceed all OEM specifications.
- Precision stamped and are treated with a rust proof finish to ensure durability and strength.
Dorman – Fuel Pump Lock Ring (Part No.579-001)
from
$7.29
This fuel tank sending unit lock ring is designed to help restore the connection between the fuel pump, module and/or sending unit and the fuel tank on specified vehicles. It is engineered to match the performance of the original equipment lock ring when the factory ring has failed or is damaged. Manufactured to precise specifications for specified vehicles, it is made with durable materials for reliable performance and long life.
Product Features:
See More
Product Features:
- Direct replacement – this fuel tank sending unit lock ring is designed to help restore the connection between the fuel pump, module and/or sending unit and the fuel tank on specified vehicles
- Ideal solution – engineered to match the performance of the original equipment lock ring when the factory ring has failed or is damaged
- Durable construction – designed and manufactured to strict specifications for reliable performance
- Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
Dorman – Fuel Tank Straps (Part No.578-001)
from
$31.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.
Product Features:
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Product Features:
- Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
- Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
- Durable construction – manufactured from quality materials for superior service and reliability
- Trustworthy design – backed by 100 years of automotive aftermarket experience
KAI – Fuel Tank Strap (Part No.FST010043)
from
$38.99
New Platinum Pro Fuel Tank Straps
Product Features:
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Product Features:
- 25 Gallon, With 8 Foot Box
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Spectra Premium – Fuel Tank Strap (Part No.ST12)
from
$41.49
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.
Product Features:
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Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our expertise
- Direct fit ensures safe, secure fuel tank installation
- Product individually packaged and labeled to help reduce product damage prior to installation
- Industry leading coverage on straps for plastic tanks
Dorman – Fuel Tank Strap Set (Part No.578-120)
from
$44.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.
Product Features:
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Product Features:
- Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
- Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
- Durable construction – manufactured from quality materials for superior service and reliability
- Trustworthy design – backed by 100 years of automotive aftermarket experience
GM Genuine Parts – Fuel Tank Selector Switch (Part No.D7003)
from
$23.99
GM Genuine Parts Fuel Tank Selector Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
Product Features:
See More
Product Features:
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM regularly updates production and service part designs to integrate new materials and technologies
Carquest Premium – Fuel Tank Selector Switch (Part No.SBA4538)
from
$24.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More
Popular 1981 GMC C2500 Fuel Tanks Categories
Most Popular Fuel Tank Cleaning Kit for 1981 GMC C2500s
Enhance your 1981 GMC C2500 with this popular Fuel Tank Cleaning Kit we have in stock, for $12.49.
Delphi – Fuel Tank Cleaning Kit (Part No.FC01)
from
$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
Product Features:
See More
Product Features:
- Helps avoid premature fuel pump failure
- Lint free towel included
- Low suds formulation
- Removes harmful contaminants from the fuel tank
Best-Selling 1981 GMC C2500 Fuel Tank Straps
Upgrade your C2500 with one of our 5 best-selling Fuel Tank Straps.
Dorman – Fuel Tank Straps (Part No.578-001)
from
$31.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.
Product Features:
See More
Product Features:
- Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
- Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
- Durable construction – manufactured from quality materials for superior service and reliability
- Trustworthy design – backed by 100 years of automotive aftermarket experience
Spectra Premium – Fuel Tank Strap (Part No.ST12)
from
$41.49
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.
Product Features:
See More
Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our expertise
- Direct fit ensures safe, secure fuel tank installation
- Product individually packaged and labeled to help reduce product damage prior to installation
- Industry leading coverage on straps for plastic tanks
KAI – Fuel Tank Strap (Part No.FST010012)
from
$41.99
New Platinum Pro Fuel Tank Straps
Product Features:
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Product Features:
- 25 Gallon
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Fuel Tank Strap (Part No.TNKST01)
from
$41.99
New Standard Replacement Fuel Tank Strap Kit, 23 1/4 Inch And 24 Inch Straps, Pair
Product Features:
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Product Features:
- 23 1/4 Inch And 24 Inch Straps
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Fuel Tank Strap (Part No.FST010001)
from
$23.99
New Platinum Pro Fuel Tank Straps With 16 Or 20 Gallon
Product Features:
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Product Features:
- 16 Or 20 Gallon, Mid Mount Tank
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Top-Quality Fuel Tanks for 1981 GMC C2500s
Choose a high-quality OEM or aftermarket Fuel Tank for GMC C2500s and enjoy top-notch performance from $139.99.
Carquest – Steel Fuel Tank (Part No.576-334)
from
$148.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.
Product Features:
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Product Features:
- Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
- Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
- Quality assured – this part has been validated to ensure a quality fit and long service life
- Trustworthy design – backed by team of product specialists in the United States
Spectra Premium – Fuel Tank (Part No.GM11A)
from
$162.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tanks meet or exceed the performance of the original equipment they replace.
Product Features:
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Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
- Lock ring included with each tank to reduce installation time and to ensure a complete repair
- Made with corrosion resistant, OE approved, Ni Terne steel for durability
- Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
- Each new fuel tank is road tested to ensure real world performance and to verify that each design meets our high standards for quality
- Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
- Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
- Packaged with double-layered foam wrap and heavy-gauge corrugated board to ensure product quality at installation
Carquest – Steel Fuel Tank (Part No.576-300)
from
$163.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.
Product Features:
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Product Features:
- Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
- Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
- Quality assured – this part has been validated to ensure a quality fit and long service life
- Trustworthy design – backed by team of product specialists in the United States
Spectra Premium – Fuel Tank (Part No.GM15A)
from
$194.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tanks meet or exceed the performance of the original equipment they replace.
Product Features:
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Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
- Lock ring included with each tank to reduce installation time and to ensure a complete repair
- Made with corrosion resistant, OE approved, Ni Terne steel for durability
- Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
- Each new fuel tank is road tested to ensure real world performance and to verify that each design meets our high standards for quality
- Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
- Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
- Packaged with double-layered foam wrap and heavy-gauge corrugated board to ensure product quality at installation
KAI – Fuel Tank (Part No.TNKGM11A)
from
$259.99
New Standard Replacement Fuel Tank, 73-81 C/K Pickup 16 Gallon, Side Mount Tank
Product Features:
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Product Features:
- 73-81 C/K Pickup, 16 Gallon, Side Mount Tank
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
KAI – Fuel Tank (Part No.FTK010049)
from
$139.99
New Platinum Pro Fuel Tank, 73-87 Chevy Pickup
Product Features:
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Product Features:
- 73-87 Chevy Pickup
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Top Picks for 1981 GMC C2500 Fuel Tank Sending Units
Invest in one of our 14 durable Fuel Tank Sending Units for your 1981 GMC, knowing you’re getting trusted brands and expert craftsmanship.
Spectra Premium – Fuel Tank Sending Unit (Part No.FG05F)
from
$59.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel sending units meet or exceed the performance of the original equipment they replace.
Product Features:
See More
Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
- Precision tested fuel level sensors ensures vehicles fuel gage will provide an accurate reading at any fuel level
- Includes strainers for smoother installation process and ensures a clean fuel system upon replacement
- Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
- Manufactured with high quality material, ensuring the durability of this part to prevent costly repairs
Spectra Premium – Fuel Tank Sending Unit (Part No.FG05G)
from
$89.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel sending units meet or exceed the performance of the original equipment they replace.
Product Features:
See More
Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
- Precision tested fuel level sensors ensures vehicles fuel gage will provide an accurate reading at any fuel level
- Includes strainers for smoother installation process and ensures a clean fuel system upon replacement
- Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
- Manufactured with high quality material, ensuring the durability of this part to prevent costly repairs
Dorman – Fuel Sending Unit without Pump (Part No.692-006)
from
$85.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
See More
Product Features:
- Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
- Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Spectra Premium – Fuel Tank Sending Unit (Part No.FG05H)
from
$92.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel sending units meet or exceed the performance of the original equipment they replace.
Product Features:
See More
Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
- Precision tested fuel level sensors ensures vehicles fuel gage will provide an accurate reading at any fuel level
- Includes strainers for smoother installation process and ensures a clean fuel system upon replacement
- Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
- Manufactured with high quality material, ensuring the durability of this part to prevent costly repairs
KAI – Fuel Sending Unit (Part No.FSU010027)
from
$67.99
New Platinum Pro Fuel Sending Unit, 80-89 C/K/R/V, 3 Outlets, Lh Side Tank, Except Fi
Product Features:
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Product Features:
- 3 Outlets, Left Side Tank, Excludes Fuel Injection
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Carquest Premium – Fuel Tank Sending Unit FG05GCQ: Includes Strainer and Wiring Harness (Part No.FG05GCQ)
from
$75.99
Carquest Premium fuel tank sending units are built to meet or exceed Original Equipment (O.E.) specifications for fit, form and function. Carquest Premium fuel tank sending units are supplied with the wiring harness and gaskets or seals when required for the application. All sending units are precision-tested ensuring accurate readings at any fuel level. Carquest Premium fuel tank sending units are engineered with superior quality components to provide the longest life and are backed up by an industry-leading warranty.
Product Features:
See More
Product Features:
- Meets or exceeds OE specifications for fit, form and function
- All sending units are 100% performance tested
- Includes installation gaskets or seals where applicable
KAI – Fuel Sending Unit (Part No.FSU010028)
from
$73.99
New Platinum Pro Fuel Sending Unit, 80-89 C/K/R/V, 3 Outlets, Rh Side Tank, Except Fi
Product Features:
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Product Features:
- 3 Outlets, Right Side Tank, Excludes Fuel Injection
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Dorman – Fuel Sending Unit without Pump (Part No.692-054)
from
$140.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
See More
Product Features:
- Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
- Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Fuel Sending Unit without Pump (Part No.692-026)
from
$82.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
- Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Fuel Sending Unit without Pump (Part No.692-042)
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$111.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
Product Features:
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Product Features:
- Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
- Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Fuel Sending Unit without Pump (Part No.692-254)
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$91.99
Product Features:
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- Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
- Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Carquest Premium – Fuel Tank Sending Unit FG05HCQ: Includes Wiring Harness (Part No.FG05HCQ)
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$89.99
Carquest Premium fuel tank sending units are built to meet or exceed Original Equipment (O.E.) specifications for fit, form and function. Carquest Premium fuel tank sending units are supplied with the wiring harness and gaskets or seals when required for the application. All sending units are precision-tested ensuring accurate readings at any fuel level. Carquest Premium fuel tank sending units are engineered with superior quality components to provide the longest life and are backed up by an industry-leading warranty.
Product Features:
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Product Features:
- Meets or exceeds OE specifications for fit, form and function
- All sending units are 100% performance tested
- Includes installation gaskets or seals where applicable
Carquest Premium – Fuel Tank Sending Unit FG05ECQ: Includes Wiring Harness (Part No.FG05ECQ)
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$76.99
Carquest Premium fuel tank sending units are built to meet or exceed Original Equipment (O.E.) specifications for fit, form and function. Carquest Premium fuel tank sending units are supplied with the wiring harness and gaskets or seals when required for the application. All sending units are precision-tested ensuring accurate readings at any fuel level. Carquest Premium fuel tank sending units are engineered with superior quality components to provide the longest life and are backed up by an industry-leading warranty.
Product Features:
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Product Features:
- Meets or exceeds OE specifications for fit, form and function
- All sending units are 100% performance tested
- Includes installation gaskets or seals where applicable
KAI – Fuel Sending Unit (Part No.FSU010029)
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$73.99
New Platinum Pro Fuel Sending Unit, 80-89 C/K/R/V, 2 Outlets, Lh Side Tank, Except Fi
Product Features:
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Product Features:
- 2 Outlets, Left Side Tank, Excludes Fuel Injection
- Meets All Federal Motor Safety Standards
- No Drilling Needed For Installation
- No Modifications Needed For Installation
- Direct Fit Replacement For Your Vehicle
- Same Form Fit And Function As OE
- Check Out The Large Selection Of Parts Available For Your Vehicle
Fuel Tank Lock Rings for 1981 GMC C2500s
Make a smart move for your 1981 GMC C2500 with products all priced from $9.99 to $10.99.
Carquest Premium – Fuel Tank Lock Ring (Part No.LO1511470)
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$10.99
Carquest Premium fuel tank lock rings are built by Carter Fuel Systems and Agility Auto Parts, industry leaders in high-quality fuel system components. Carquest Premium offers a complete line of fuel tank lock rings covering a wide variety of North American vehicle applications. Carquest Premium fuel tank lock rings are engineered to meet or exceed all OEM specifications. Carquest Premium fuel tank lock rings are precision stamped and are treated with a rust proof finish to ensure durability and strength.
Product Features:
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Product Features:
- Engineered to meet or exceed all OEM specifications.
- Precision stamped and are treated with a rust proof finish to ensure durability and strength.
Carquest Premium – Fuel Tank Lock Ring (Part No.LR3000)
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$9.99
CARQUEST lock rings are designed to positively seat the fuel pump in proper position inside the tank. These precision stamped rings are made from corrosion-resistant and durable metals for long life.
Product Features:
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Product Features:
- Precision stamped for perfect fit and pump position
- Always replace lock ring as a part of fuel pump service
Top-Rated Fuel Tank Brands For Your 1981 GMC C2500
When it comes to finding the perfect Fuel Tank for your 1981 GMC C2500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 7 trusted brands. We carry the most popular Fuel Tank brands including GM Genuine, Spectra Premium, and , and more, all known for their exceptional customer ratings (average brand rating of 4.5 stars) and competitive prices, as low as $23.99. Purchasing a Fuel Tank from us here at Advance Auto Parts is a smart move for both you and your 1981 GMC C2500, providing peace of mind with parts that meet or exceed OEM standards.
Popular GM Genuine 1981 GMC C2500 Fuel Tanks
If you’re looking for a top-quality Fuel Tank for your 1981 GMC C2500, Advance Auto Parts has exactly what you need with our selection of GM Genuine Fuel Tanks. We have 1 GM Genuine Fuel Tanks in stock for this fitment, all known for their durability and precision fit. With prices starting at just $23.99, you’ll find the perfect Fuel Tank for your needs and budget. GM Genuine Fuel Tanks for the 1981 GMC C2500 come highly rated, with over 1 customer reviews and an impressive average rating of 4.5 stars. Choosing a GM Genuine Fuel Tank from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
from
$23.99
(1)
Fuel Tank Selector Switch
“This part was exactly what I was looking for and needed.”
Top-Quality Spectra Premium 1981 GMC C2500 Fuel Tanks
For those in search of a high-quality Fuel Tank for their 1981 GMC C2500, Advance Auto Parts offers a great selection of Spectra Premium Fuel Tanks. With 3 Spectra Premium Fuel Tanks in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Fuel Tanks start at just $59.99, with an average price of $104.32, giving you a range of options to suit your budget. Backed by over 8 customer ratings and an average rating of 4.4 stars, Spectra Premium Fuel Tanks provide both reliability and excellent performance. Choosing a Spectra Premium Fuel Tank from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
from
$162.99
(1)
Fuel Tank
“This tank is an exact duplicate of original GM tank. It is made in Canada so quality is great. Comes coated so no external paint is required. Locking ”
FAQs for 1981 GMC C2500 Fuel Tanks
What are the best-selling Fuel Tanks for 1981 GMC C2500s?
Out of 38 Fuel Tanks that fit 1981 GMC C2500s, the following parts are the top sellers:
- Fuel Tank Cleaning Kit (11692237) – $12.49
- Steel Fuel Tank (22149059) – $148.99
- Fuel Tank Lock Ring (11763280) – $16.99
What’s the price range for 1981 GMC C2500 Fuel Tanks?
The prices of Fuel Tanks for the 1981 GMC C2500 range from $9.99 up to $259.99 for the most premium parts.
What is the average price of a Fuel Tank for a 1981 GMC C2500?
The average price for Fuel Tanks for the 1981 GMC C2500 is $89.99. Keep in mind the variety of part types within our Fuel Tank category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Fuel Tanks for other GMC C2500 model years?
What are the cheapest Fuel Tanks for my 1981 GMC C2500?
The cheapest 1981 GMC C2500 Fuel Tanks we carry are:
- Fuel Tank Lock Ring (15770102) – $9.99
- Fuel Tank Lock Ring (11763497) – $10.99
- Fuel Tank Cleaning Kit (11692237) – $12.49
- Fuel Tank Lock Ring (11763280) – $16.99
- Multi-Use Connector (12510709) – $19.79
Does Advance Auto Parts sell Fuel Tanks for any other 1981 GMC models?
Yes. We stock Fuel Tanks for 11 other popular 1981 GMC models. Some of the most popular are 1981 Jimmy Fuel Tanks, 1981 K2500 Fuel Tanks, 1981 C1500 Fuel Tanks, 1981 K3500 Fuel Tanks, and 1981 C3500 Fuel Tanks.
What are the top-rated Fuel Tanks that fit the 1981 GMC C2500?
The one 1981 GMC C2500 Fuel Tank we have in stock is the Fuel Tank Lock Ring. It costs $9.99.
What types of Fuel Tanks do you sell for my 1981 GMC C2500?
As of 3/1/26, these are some of the most in-demand types of Fuel Tanks for a 1981 GMC C2500:
Can I get help with 1981 GMC C2500 Fuel Tank orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Fuel Tanks and more.
What is your return policy for GMC C2500 Fuel Tanks?
Advance Auto Parts keeps returns simple. For new GMC C2500 Fuel Tanks and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.