Best Gas Caps For Motorcycles

Looking for the best gas caps for motorcycles? We’ve curated a list of top 10 options to help you find the perfect match for style, durability, and fit.

Motorcycle gas caps are more than just a functional part; they add style and personality to your ride. Whether you’re upgrading or replacing, the right gas cap can make a big difference. We’ve got you covered with the best options for every bike.

Choosing the perfect gas cap is easy with our guide. From sleek designs to durable materials, we highlight what matters most. Find the ideal fit for your motorcycle and riding style.

Get ready to transform your bike with a gas cap that stands out. Let’s dive in and find the perfect match for your ride!

List of Top 10 Gas Caps For Motorcycles

Image Title Best For Price
Screw-in Ratcheting Gloss Black Vented Gas Cap Motorcycle Tank Sportster Bobber Harley Davidson Dyna Chopper Fuel Caps OEM 61272-92A 91A Drag Specialties 139568 390281 V Twin 38-0325 Softail 1996-2017 Screw-in Ratcheting Gloss Black Vented Gas Cap Motorcycle Tank Sportster Bobber Harley Davidson Dyna Chopper Fuel Caps OEM 61272-92A 91A Drag Specialties 139568 390281 V Twin 38-0325 Softail 1996-2017

This gloss black vented gas cap is perfect for Harley Davidson owners who want a reliable, stylish replacement for their Sportster, Dyna, or Softail models. It’s easy to install and works with stock or aftermarket tanks.

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Harley Flush Pop-up Gas Storage Cap,gas cap,Motorcycle Clockwise Fuel Gas Oil Tank Cap, Black Pop-up Gas Cap for 1982-2018 Vented Fuel Tank Harley Flush Pop-up Gas Storage Cap,gas cap,Motorcycle Clockwise Fuel Gas Oil Tank Cap, Black Pop-up Gas Cap for 1982-2018 Vented Fuel Tank

This Harley Flush Pop-up Gas Storage Cap is perfect for Harley Davidson owners who want a reliable, leak-proof gas cap. It’s easy to use and fits 1982-2010 models with a single screw-in cap.

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Worldmotop Motorcycle King Crown Gas Cap Fuel Tank Cover Right-hand Thread Reservoir Aluminum Oil Cap Compatible with Harley Sportster XL 883 1200 48 Dyna Touring Road King Softail (chrome) Worldmotop Motorcycle King Crown Gas Cap Fuel Tank Cover Right-hand Thread Reservoir Aluminum Oil Cap Compatible with Harley Sportster XL 883 1200 48 Dyna Touring Road King Softail (chrome)

This gas cap is perfect for Harley owners who want to add style and uniqueness to their ride. It’s easy to install and fits specific Harley models, making it a great upgrade for your bike.

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JAVIK Fuel Cap Gas Cap Fit for Honda VT1100 VT1300 VTX1300 VT750 VT600 VF750 CMX250 CMX450 Shadow ACE Spirit Sabre Stateline Interstate VLX Aero 1100 1300 750 600 450 250,OEM#17620-KR3-753 JAVIK Fuel Cap Gas Cap Fit for Honda VT1100 VT1300 VTX1300 VT750 VT600 VF750 CMX250 CMX450 Shadow ACE Spirit Sabre Stateline Interstate VLX Aero 1100 1300 750 600 450 250,OEM#17620-KR3-753

This fuel cap is perfect for Honda motorcycle owners who need a reliable replacement. It fits many Honda models, keeps fuel safe, and is easy to install.

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Screw-in Ratcheting Chrome Vented Gas Cap Motorcycle Tank Sportster Bobber Harley Dyna Chopper Fuel Caps Bike OEM 61272-92A 91A Drag Specialties 139568 390281 V Twin 38-0325 Softail 1996-2017 Screw-in Ratcheting Chrome Vented Gas Cap Motorcycle Tank Sportster Bobber Harley Dyna Chopper Fuel Caps Bike OEM 61272-92A 91A Drag Specialties 139568 390281 V Twin 38-0325 Softail 1996-2017

This gas cap is perfect for motorcycle owners who want a reliable, high-quality replacement. It’s ideal for Harley Sportster, Dyna, and Softail models from 1996 to 2017.

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Gas caps and Gas Cap Keys Motorcycle Fuel Cap Gas Cap for Yamaha XV1600 XVS125 XVS250 XVS650 XVS1100 XVZ1300,XVS950 V-Star,XV1700 Road Star for Kawasaki VN1700 Vulcan 1700,VN900 Vulcan 900 51049-5004 Gas caps and Gas Cap Keys Motorcycle Fuel Cap Gas Cap for Yamaha XV1600 XVS125 XVS250 XVS650 XVS1100 XVZ1300,XVS950 V-Star,XV1700 Road Star for Kawasaki VN1700 Vulcan 1700,VN900 Vulcan 900 51049-5004

This product is perfect for motorcycle owners with Yamaha or Kawasaki models needing a durable, rust-resistant gas cap. It’s ideal for those seeking an easy installation and a secure fuel tank solution.

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Worldmotop Motorcycle King Crown Gas Cap Fuel Tank Cover Right-hand Thread Reservoir Aluminum Oil Cap Compatible with Harley Sportster XL 883 1200 48 Dyna Touring Road King Softail (black) Worldmotop Motorcycle King Crown Gas Cap Fuel Tank Cover Right-hand Thread Reservoir Aluminum Oil Cap Compatible with Harley Sportster XL 883 1200 48 Dyna Touring Road King Softail (black)

This gas cap is perfect for Harley riders who want a stylish upgrade for their fuel tank. It fits Sportster, Road King, Softail, Dyna, and other models with right-hand thread tanks from 1992-2017. Made of durable aluminum, it adds a crown-style design that’s easy to install and leak-resistant with included o-rings.

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VENTED OR NON-VENTED Billet Aluminum Motorcycle Gas/Fuel Tank Cap Knurled - Steel Stepped Bung - Custom Harley Chopper Bobber Cafe Racer - MADE IN USA (AL/ST) VENTED OR NON-VENTED Billet Aluminum Motorcycle Gas/Fuel Tank Cap Knurled – Steel Stepped Bung – Custom Harley Chopper Bobber Cafe Racer – MADE IN USA (AL/ST)

This gas tank cap is perfect for custom motorcycle builders who want a high-quality, American-made part. It’s ideal for Harley, chopper, bobber, or cafe racer projects.

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Motorcycle Gas Tank Cap Fit for Harley Sportster 1200 883, Softail, Road King, Iron 883 1200, Freewheeler, Forty Eight, Fat Boy, Dyna | Skull Pattern Fuel Tank Cove (Black) Motorcycle Gas Tank Cap Fit for Harley Sportster 1200 883, Softail, Road King, Iron 883 1200, Freewheeler, Forty Eight, Fat Boy, Dyna | Skull Pattern Fuel Tank Cove (Black)

This motorcycle gas tank cap is perfect for Harley owners who want to upgrade their bike’s look and protect their fuel tank. It’s easy to install and built to last, making it ideal for riders who value style and durability.

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GUAIMI CNC Aluminum Fuel Gas Tank Oil Cap for Harley Sportster XL 1200 883 X48 Dyna -American Flag-Black GUAIMI CNC Aluminum Fuel Gas Tank Oil Cap for Harley Sportster XL 1200 883 X48 Dyna -American Flag-Black

This gas cap is perfect for Harley riders seeking a durable, stylish upgrade for their Sportster, Dyna, Softail, Road King, or Freewheeler. It offers easy installation, a secure fit, and long-lasting quality with its aluminum build and rubber seal.

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Detailed Reviews

Discover the top 10 gas caps for motorcycles, handpicked for quality, style, and performance. From durable chrome to sleek black finishes, these caps fit Harley, Honda, Yamaha, and more. Find the perfect match for your ride and upgrade with confidence.

1. Screw-in Ratcheting Gloss Black Vented Gas Cap Motorcycle Tank Sportster Bobber Harley Davidson Dyna Chopper Fuel Caps OEM 61272-92A 91A Drag Specialties 139568 390281 V Twin 38-0325 Softail 1996-2017

Screw-in Ratcheting Gloss Black Vented Gas Cap Motorcycle Tank Sportster Bobber Harley Davidson Dyna Chopper Fuel Caps OEM 61272-92A 91A Drag Specialties 139568 390281 V Twin 38-0325 Softail 1996-2017

This gloss black vented gas cap is a perfect fit for Harley Davidson models from 1996 to 2017. It’s made of steel and works with stock and aftermarket tanks. The screw-in design is easy to install and built to last.

It replaces OEM parts like 61272-92A and 91A, saving you money. The vented feature ensures proper fuel flow and prevents leaks. It’s ideal for Sportster, Dyna, and Softail models.

Before painting, check the fit and use shims if needed. Avoid sanding seams to keep the tank in top shape. This cap is reliable and affordable.

Pros Cons
  • Gloss Black finish adds a sleek, stylish look to your bike.
  • Vented design ensures proper fuel tank pressure for smooth performance.
  • Durable steel construction built to last, not made in China.
  • Fits multiple models, including Sportster, Dyna, and Softail (1996-2017).
  • Affordable replacement for OEM Harley-Davidson gas caps.
  • Higher price due to non-China manufacturing
  • Installation complexity requires precise fit checks
  • Limited compatibility outside 1996–2017 models

Perfect For:

This gloss black vented gas cap is perfect for Harley Davidson owners who want a reliable, stylish replacement for their Sportster, Dyna, or Softail models. It’s easy to install and works with stock or aftermarket tanks.

Ready to Purchase?

2. Harley Flush Pop-up Gas Storage Cap,gas cap,Motorcycle Clockwise Fuel Gas Oil Tank Cap, Black Pop-up Gas Cap for 1982-2018 Vented Fuel Tank

Harley Flush Pop-up Gas Storage Cap,gas cap,Motorcycle Clockwise Fuel Gas Oil Tank Cap, Black Pop-up Gas Cap for 1982-2018 Vented Fuel Tank

The Harley Flush Pop-up Gas Storage Cap is a sleek, black gas cap designed for Harley Davidson motorcycles. It fits 1982-2010 models with a single screw-in gas cap.

This pop-up gas cap is easy to use. Just push and twist to open or close. It’s leak-proof and made of durable billet aluminum.

It comes with O-rings to prevent leaks. A two-year warranty covers damaged items. Check your gas cap size before ordering.

Pros Cons
  • Leak-proof design with rubber ring for secure fuel storage.
  • Fits 1982-2010 Harley models with single screw caps.
  • Easy pop-up mechanism for quick fuel access.
  • Durable billet aluminum in sleek black finish.
  • Two-year warranty for peace of mind.
  • Limited compatibility: Only fits 1982-2010 Harley models, excludes 2008+ Sportsters.
  • Size precision required: Specific dimensions (2.32″ dia, 1.8″ height) may not fit all tanks.
  • Short warranty: Only 2-year coverage, shorter than some competitors’ offers.

Perfect For:

This Harley Flush Pop-up Gas Storage Cap is perfect for Harley Davidson owners who want a reliable, leak-proof gas cap. It’s easy to use and fits 1982-2010 models with a single screw-in cap.

Ready to Purchase?

3. Worldmotop Motorcycle King Crown Gas Cap Fuel Tank Cover Right-hand Thread Reservoir Aluminum Oil Cap Compatible with Harley Sportster XL 883 1200 48 Dyna Touring Road King Softail (chrome)

Worldmotop Motorcycle King Crown Gas Cap Fuel Tank Cover Right-hand Thread Reservoir Aluminum Oil Cap Compatible with Harley Sportster XL 883 1200 48 Dyna Touring Road King Softail (chrome)

This Worldmotop Motorcycle King Crown Gas Cap is made of CNC Aluminum with a Right-hand Thread. It comes with o-rings to prevent leaks. The crown style design makes your bike stand out.

It’s easy to install and fits Harley Sportster, Road King, Softail, and Dyna models. Check your bike’s year and model before buying to ensure a perfect fit.

Pros Cons
  • Crown style adds unique, royal flair to your motorcycle.
  • CNC Aluminum ensures durability and longevity.
  • Right-hand thread and o-rings prevent leaks effectively.
  • Easy installationplug and work for hassle-free upgrades.
  • Wide compatibility fits multiple Harley models seamlessly.
  • No instructions included, making installation tricky for some.
  • Limited compatibility—check your bike’s year and model carefully.
  • Single piece only, no extras or backups provided.

Perfect For:

This gas cap is perfect for Harley owners who want to add style and uniqueness to their ride. It’s easy to install and fits specific Harley models, making it a great upgrade for your bike.

Ready to Purchase?

4. JAVIK Fuel Cap Gas Cap Fit for Honda VT1100 VT1300 VTX1300 VT750 VT600 VF750 CMX250 CMX450 Shadow ACE Spirit Sabre Stateline Interstate VLX Aero 1100 1300 750 600 450 250,OEM#17620-KR3-753

JAVIK Fuel Cap Gas Cap Fit for Honda VT1100 VT1300 VTX1300 VT750 VT600 VF750 CMX250 CMX450 Shadow ACE Spirit Sabre Stateline Interstate VLX Aero 1100 1300 750 600 450 250,OEM#17620-KR3-753

This fuel cap fits many Honda motorcycles, including CMX250/450 Rebel, VT1100/1300 Shadow, and VF750 Magna models. It works for California editions and specific years from 1985 to 2023. Check your model and year to ensure it matches your bike.

Made as an OEM replica, this cap uses high hardness metal to stop leaks and keep dirt out. It’s easy to install, comes with a tank key, and matches OEM numbers like 17620-KR3-753. The package includes 1 fuel cap and 2 keys for convenience.

Need help? Contact support for missing parts or installation issues. 12-month warranty covers quality problems. Trust this cap to protect your fuel tank and keep rides smooth.

Pros Cons
  • Fits many Honda models, ensuring a perfect match.
  • Prevents oil leaks and keeps your fuel tank clean.
  • Easy to install, saving you time and effort.
  • Durable metal build for long-lasting performance.
  • Includes keys and a 12-month quality guarantee.
  • Not universal: Fits specific Honda models only, check compatibility first.
  • No color options: Comes in one standard color, limiting customization.
  • Basic design: OEM replica, lacks unique or stylish features.

Perfect For:

This fuel cap is perfect for Honda motorcycle owners who need a reliable replacement. It fits many Honda models, keeps fuel safe, and is easy to install.

Ready to Purchase?

5. Screw-in Ratcheting Chrome Vented Gas Cap Motorcycle Tank Sportster Bobber Harley Dyna Chopper Fuel Caps Bike OEM 61272-92A 91A Drag Specialties 139568 390281 V Twin 38-0325 Softail 1996-2017

Screw-in Ratcheting Chrome Vented Gas Cap Motorcycle Tank Sportster Bobber Harley Dyna Chopper Fuel Caps Bike OEM 61272-92A 91A Drag Specialties 139568 390281 V Twin 38-0325 Softail 1996-2017

This chrome gas cap fits Harley Sportster, Dyna, and Softail models. It’s vented and made of chromed steel for long use.

The vented design stops tank pressure build-up. Chromed steel resists rust and looks sleek. It works with stock or aftermarket tanks.

Tanks are pressure tested before sale. Use leather or rubber washers to avoid cracks. Never sand tank seams; use body filler if needed.

Pros Cons
  • Durable chrome steel construction ensures long-lasting use.
  • Vented design maintains safe fuel tank pressure.
  • Fits multiple Harley models (1996-2017) and OEM replacements.
  • Screw-in ratcheting mechanism for secure, easy tightening.
  • Inexpensive yet reliable stock-style replacement option.
  • No rubber washers included for shim installation.
  • Requires careful fitting to avoid cracking welds.
  • Not suitable for non-vented fuel systems.

Perfect For:

This gas cap is perfect for motorcycle owners who want a reliable, high-quality replacement. It’s ideal for Harley Sportster, Dyna, and Softail models from 1996 to 2017.

Ready to Purchase?

6. Gas caps and Gas Cap Keys Motorcycle Fuel Cap Gas Cap for Yamaha XV1600 XVS125 XVS250 XVS650 XVS1100 XVZ1300,XVS950 V-Star,XV1700 Road Star for Kawasaki VN1700 Vulcan 1700,VN900 Vulcan 900 51049-5004

Gas caps and Gas Cap Keys Motorcycle Fuel Cap Gas Cap for Yamaha XV1600 XVS125 XVS250 XVS650 XVS1100 XVZ1300,XVS950 V-Star,XV1700 Road Star for Kawasaki VN1700 Vulcan 1700,VN900 Vulcan 900 51049-5004

This gas cap and key fits Yamaha XV1600, XVS125, XVS250, XVS650, XVS1100, XVZ1300, XVS950 V-Star, XV1700 Road Star, and Kawasaki VN1700 Vulcan 1700, VN900 Vulcan 900 51049-5004 models. It is made of high-quality materials for anti-rust and anti-corrosion durability. The design ensures a secure and tight seal for safe fuel storage.

Installation is simple and quick, needing no advanced tools or skills. It meets original standards with high precision and performance after strict quality checks. Buyers get a worry-free return policy for added peace of mind.

This reliable fuel cap offers long-term use and easy replacement. For help, just message the seller—they respond fast!

Pros Cons
  • Durable anti-rust design for long-lasting use.
  • Fits multiple Yamaha and Kawasaki models seamlessly.
  • Easy installation with no expert skills needed.
  • Precision manufacturing ensures reliable performance.
  • Hassle-free returns for worry-free purchasing.
  • Only compatible with listed models.
  • Keys may not be unique, risking security.
  • Aftermarket part, not OEM authenticity.

Perfect For:

This product is perfect for motorcycle owners with Yamaha or Kawasaki models needing a durable, rust-resistant gas cap. It’s ideal for those seeking an easy installation and a secure fuel tank solution.

Ready to Purchase?

7. Worldmotop Motorcycle King Crown Gas Cap Fuel Tank Cover Right-hand Thread Reservoir Aluminum Oil Cap Compatible with Harley Sportster XL 883 1200 48 Dyna Touring Road King Softail (black)

Worldmotop Motorcycle King Crown Gas Cap Fuel Tank Cover Right-hand Thread Reservoir Aluminum Oil Cap Compatible with Harley Sportster XL 883 1200 48 Dyna Touring Road King Softail (black)

This motorcycle gas cap is made of CNC aluminum with a crown design. It has a right-hand thread and comes with o-rings to stop leaks. It’s easy to install and fits many Harley models.

It works with Sportster, Road King, Softail, and Dyna bikes. Check your bike’s year and model before buying to ensure a perfect fit.

The black finish adds a unique look to your bike. It’s a simple upgrade that makes your ride stand out.

Pros Cons
  • Crown style gas cap adds unique flair to your bike.
  • CNC Aluminum ensures durability and sleek look.
  • Right-hand thread fits Harley models perfectly.
  • O-rings included prevent leaks for worry-free rides.
  • No instructions included, making installation tricky for some.
  • Limited compatibility—check your bike’s model and year carefully.
  • Single piece only, no extras or backups provided.

Perfect For:

This gas cap is perfect for Harley riders who want a stylish upgrade for their fuel tank. It fits Sportster, Road King, Softail, Dyna, and other models with right-hand thread tanks from 1992-2017. Made of durable aluminum, it adds a crown-style design that’s easy to install and leak-resistant with included o-rings.

Ready to Purchase?

8. VENTED OR NON-VENTED Billet Aluminum Motorcycle Gas/Fuel Tank Cap Knurled – Steel Stepped Bung – Custom Harley Chopper Bobber Cafe Racer – MADE IN USA (AL/ST)

VENTED OR NON-VENTED Billet Aluminum Motorcycle Gas/Fuel Tank Cap Knurled - Steel Stepped Bung - Custom Harley Chopper Bobber Cafe Racer - MADE IN USA (AL/ST)

This billet aluminum gas tank cap is perfect for custom motorcycles. It comes with a stepped steel bung for easy welding. The knurled design gives it a sleek, custom look.

The steel bung is machined for a perfect fit. Just drill a 1-1/2″ hole and drop it in. It’s made in the USA with top-quality materials.

Includes two Buna-N O-rings for vented or non-vented use. Works in extreme temperatures from -35°F to 250°F. Simple to install and built to last.

Pros Cons
  • Durable billet aluminum cap lasts long.
  • Easy steel bung welds to any tank.
  • Both vented and non-vented options included.
  • Made in the USA with local materials.
  • Simple installation with 1-1/2″ hole.
  • Requires welding skills for installation
  • 1-1/2″ hole may not fit all tanks
  • O-rings have limited temperature tolerance (-35°F to 250°F)

Perfect For:

This gas tank cap is perfect for custom motorcycle builders who want a high-quality, American-made part. It’s ideal for Harley, chopper, bobber, or cafe racer projects.

Ready to Purchase?

9. Motorcycle Gas Tank Cap Fit for Harley Sportster 1200 883, Softail, Road King, Iron 883 1200, Freewheeler, Forty Eight, Fat Boy, Dyna | Skull Pattern Fuel Tank Cove (Black)

Motorcycle Gas Tank Cap Fit for Harley Sportster 1200 883, Softail, Road King, Iron 883 1200, Freewheeler, Forty Eight, Fat Boy, Dyna | Skull Pattern Fuel Tank Cove (Black)

Upgrade your Harley with this skull-patterned gas tank cap. It fits many models, including Sportster, Softail, and Road King.

High-quality aluminum makes it rust-resistant. Knurled edges give a firm grip and scratch protection.

Install in seconds, no tools needed. Enhance your bike’s look and performance with this durable accessory.

Pros Cons
  • Universal Fit for Harley Sportster, Softail, Road King, and more.
  • Durable Aluminum with rust-resistant finish lasts long.
  • Unique Skull Design adds edgy, stylish look instantly.
  • Tool-Free Installation – easy to attach and remove.
  • Knurled Edges enhance grip and prevent scratches.
  • Limited color options – Only available in black.
  • No lock feature – Lacks security for fuel tank.
  • Specific fitment – May not fit all Harley models.

Perfect For:

This motorcycle gas tank cap is perfect for Harley owners who want to upgrade their bike’s look and protect their fuel tank. It’s easy to install and built to last, making it ideal for riders who value style and durability.

Ready to Purchase?

10. GUAIMI CNC Aluminum Fuel Gas Tank Oil Cap for Harley Sportster XL 1200 883 X48 Dyna -American Flag-Black

GUAIMI CNC Aluminum Fuel Gas Tank Oil Cap for Harley Sportster XL 1200 883 X48 Dyna -American Flag-Black

The GUAIMI CNC Aluminum Fuel Gas Tank Oil Cap is a stylish upgrade for your Harley. It features a bold American flag design in black, adding a patriotic touch to your bike. This cap is built to last with high-quality materials.

It fits most Harley models from 1992 to newer, including Sportster, Dyna, and Road King. Note: It doesn’t fit some FXD models or bikes with locking fuel caps. Installation is easy, but check the tips for specific models.

This cap is made of CNC-machined aluminum, ensuring durability and a sleek look. It comes with a secure rubber seal and ratchet protection to prevent overtightening. Package includes one gas cap set.

Pros Cons
  • Fits many Harley models, ensuring wide compatibility for your bike.
  • CNC-machined aluminum offers durability and a sleek look.
  • Easy installation with ratchet protection prevents overtightening.
  • Secure rubber seal and nylon threads ensure a leak-free fit.
  • Limited Compatibility: Not for all Harley models, check fitment carefully.
  • Installation Effort: Some models need stock part removal for fit.
  • Thread Material Concerns: Nylon threads may wear faster than metal options.

Perfect For:

This gas cap is perfect for Harley riders seeking a durable, stylish upgrade for their Sportster, Dyna, Softail, Road King, or Freewheeler. It offers easy installation, a secure fit, and long-lasting quality with its aluminum build and rubber seal.

Ready to Purchase?

Buying Guide

Gas caps matter. They protect your fuel and boost style.

  • Fitment: Match your bike’s make, model, and year. Use OEM numbers for a snug, leak-proof fit.
  • Material: Steel caps are tough; aluminum ones resist rust and cut weight. Pick based on your ride’s needs.
  • Vented Design: Vented caps prevent pressure build-up, ensuring smooth fuel flow. Non-vented suits sealed tanks.
  • Style: From skulls to flags, pick a design that mirrors your bike’s vibe. Chrome, gloss black, or custom? You decide.
  • Ease of Installation: Screw-in or pop-up? Check if tools or welding are needed. Some install in seconds.
  • Security: Locking caps or keys deter theft. Essential if you park in public spots often.
  • Durability: Look for O-rings, billet builds, or CNC machining. These ensure long-term leak-free use.
  • Warranty: Opt for brands offering 1+ years of coverage. Protects against defects or damage.

Your ride deserves a gas cap that fits, lasts, and stands out. Pick wisely!