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Best Custom Motorcycle Gas Caps Top Ranked In 2024

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Arif R Rahman | 28 January

Upgrade your motorcycle with the best custom gas caps available. Our selection features stylish designs and reliable fuel protection. Find the perfect gas cap for your ride today!

We have carefully curated a list of top-notch options that will enhance both the style and functionality of your bike. From sleek designs to superior fuel protection, these gas caps are a must-have for any motorcycle enthusiast. Check out our selection below and find the perfect gas cap for your ride today!

Bottom line
Pros
Cons
Peak Performance
Kuryakyn 7178 Vented Flush Mount Pop-Up Fuel Tank/Gas Cap with Right-Hand Threads for 1996-2019 Harley-Davidson Motorcycles with Screw Tanks, Chrome
Kuryakyn
Kuryakyn Vented Fuel Tank Cap for Harley-Davidson Motorcycles
Buy on Amazon
Bottom Line

Upgrade your Harley’s fuel tank with this chrome vented gas cap. Provides easy access and a sleek look.

Pros
  1. Easy installation
  2. Vented design prevents pressure build-up
  3. Durable chrome finish
Cons
  1. Only compatible with 1996-2019 Harley-Davidson models
  2. May require additional tools for installation
  3. Relatively higher price point compared to other options
Maximum Value
BLACK Vented Gas Cap Motorcycle Tank Peanut Style Sportster Bobber Harley Davidson Dyna Electra Chopper Bayonet Cam Fuel Caps Custom Bike Builder Shovelhead OEM 61103-36 DS 38-0534 145389 0703-0431 HD
Eagle Skull
Black Vented Gas Cap for Harley Davidson Motorcycles
Buy on Amazon
Bottom Line

Enhance the style of your Harley with this black vented gas cap. Perfect for custom bike builders and enthusiasts.

Pros
  1. Unique black finish adds a custom look
  2. Compatible with various Harley models
  3. Easy to install and remove
Cons
  1. Limited compatibility, not suitable for all motorcycles
  2. Some users may prefer a different design or color
  3. Non-vented option may be more preferable for certain riders
Elite Choice
Chrome Vented Gas Cap Motorcycle Tank Peanut Style Sportster Bobber Harley Davidson Dyna Electra Chopper Bayonet Cam Fuel Caps Custom Bike Builder Shovelhead OEM 61103-36 DS 139552 61102-73 75-003 005
Eagle Skull
Chrome Vented Gas Cap for Harley Davidson Motorcycles
Buy on Amazon
Bottom Line

Add a touch of elegance to your motorcycle with this chrome vented gas cap, designed for Sportster Bobber and other Harley models.

Pros
  1. Sleek chrome finish enhances the appearance of the motorcycle
  2. Bayonet cam design ensures secure fitment
  3. Quick and easy installation process
Cons
  1. Compatibility limited to specific Harley models only
  2. Some users may prefer a different style or color option 3.Venting feature may not be necessary or desired by all riders

How We Tested?

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28
Models Considered
84
Consumer Consulted
54
Hour Researched

Why the Best Custom Motorcycle Gas Cap is Necessary?

When it comes to motorcycles, every rider wants to have the best performance and style. One often overlooked component that can greatly enhance both aspects is the gas cap. While it may seem like a small and insignificant part of a motorcycle, a custom gas cap can make a big difference in terms of functionality and aesthetics. In this blog post, we will explore why having the best custom motorcycle gas cap is necessary.

1. Improved Fuel Efficiency

A high-quality custom motorcycle gas cap ensures a tight seal, preventing any fuel leakage or evaporation. This means that you’ll get the most out of every drop of fuel, resulting in improved fuel efficiency. With rising fuel costs, having a gas cap that effectively seals your tank becomes crucial for saving money in the long run.

2. Enhanced Performance

A properly sealed gas tank not only prevents fuel wastage but also contributes to better overall performance. The engine relies on a consistent flow of fuel to function optimally. With a custom gas cap ensuring a secure seal, you can expect smoother acceleration, improved throttle response, and enhanced power delivery.

3. Prevention of Contaminants

One common problem many riders face is the accumulation of dirt, debris, and moisture inside their gas tanks. This can lead to clogged fuel filters and injectors, causing engine misfires and reduced performance. The best custom motorcycle gas caps are designed with additional features such as built-in filters or breathers that prevent contaminants from entering your tank while allowing proper ventilation.

4. Increased Security

Motorcycle theft is an unfortunate reality that riders must be cautious about. A high-quality custom gas cap offers an extra layer of security by providing anti-theft features such as lockable designs or advanced locking mechanisms. These added security measures deter potential thieves from tampering with your bike’s fuel system.

5. Personalization and Style

Apart from the functional benefits, a custom gas cap allows you to personalize your motorcycle according to your taste and style. With a wide range of options available, you can choose from various designs, finishes, colors, and materials to match your bike’s aesthetics or make a bold statement. Custom gas caps are an excellent way to add a touch of uniqueness and personality to your ride.

6. Easy Installation

Most custom motorcycle gas caps are designed for easy installation, allowing riders to replace their stock gas caps without any hassle. In just a few simple steps, you can upgrade your bike’s appearance and functionality with a high-quality custom gas cap.

In conclusion, the best custom motorcycle gas cap is necessary for several reasons. It improves fuel efficiency, enhances performance, prevents contaminants from entering the tank, increases security against theft, provides personalization options, and offers easy installation. Investing in a top-quality gas cap is not only practical but also adds style and individuality to your motorcycle. So why settle for an ordinary gas cap when you can have the best?

Our Top Picks

1. Chrome Vented Gas Cap for Harley Davidson Motorcycles

Upgrade your motorcycle’s fuel tank with this chrome vented gas cap. Perfect for custom builds and vintage Harley models.

Chrome Vented Gas Cap for Harley Davidson Motorcycles
Top-rated: 39 ratings
Most Helpful Review: “Bought it to surprise hubby who’d been wanting a new cap for his 90 Electra Glide classic Sport. Fit perfectly and looks great too.” – Leslie
Get it from Amazon now: $13.99 | FREE Delivery & Returns

Distinctive Facets:

  • GAS TANKS WELD IN CAP BUNG SHOULD BE APPROXIMATE 1/2 INCH .5″ ABOVE THE GAS TANK ,, THEN THIS GAS CAP WILL SIT APPROXIMATE 1/4 INCH .25″ ABOVE GAS TANK
Pros
  1. Chrome finish adds a classic touch to the bike
  2. Compatible with various Harley models from 1936 to the 1970s
  3. Easy installation process
Cons
  1. Limited compatibility, not suitable for all motorcycles
  2. Non-vented option may be more preferable for certain riders
  3. Relatively higher price point compared to other options
Product Info
BrandEagle Skull
Item Dimensions(Height: 1.5 inches, Length: 2.75 inches, Width: 2.75 inches)

2. Billet Aluminum Motorcycle Gas Tank Cap Made in USA

Upgrade your custom Harley, chopper, or cafe racer with this knurled billet aluminum gas tank cap, proudly made in the USA.

Billet Aluminum Motorcycle Gas Tank Cap - Made in USA
Top-rated: 68 ratings | 8 answered questions
Most Helpful Review: “It comes with a “vented” o-ring and regular o-ring. The “vented” o-ring has notches to allow vapor to pass through the seal, but the threads seal tight enough that it’s not really effective.
I’m going to just end up drilling the smallest hole I can, in order to make it vented.
Other than that, though, this is really well-built. Solid metal. Smaller than I expected. It’s about 1.5″ across or so. Big enough to fit a gas nozzle into it, but only about half as big as most of the gas tank caps you’d see on a Harley or similar cruiser.
I’m putting this on a mini-bike, though, so it’s perfect.” – Joshua
Get it from Amazon now: $24.00 | FREE Delivery & Returns

Distinctive Facets:

  • Billet aluminum cap comes with a stepped steel bung that easily welds to any steel tank.
  • Knurled Cap – Machined from 6061 Billet Aluminum.
  • Steel Bung – Machined from D.O.M steel and stepped to make welding a breeze. Just drill a 1-1/2″ hole and drop it in. Thread Pitch = 1-1/4″-12
  • (2) 1/8″ Buna-N O-Rings – ONE VENTED and ONE NON-VENTED INCLUDED – Temperature range -35 to +250 F. Durometer hardness is A70.
  • Made in the USA using domestic materials.
Pros
  1. High-quality construction ensures durability
  2. Knurled design allows for easy grip and removal
  3. Suitable for a wide range of custom-built motorcycles
Cons
  1. Compatibility limited to custom builds or specific modifications
  2. Price point may be higher compared to standard gas caps 3.Absence of venting feature may not be ideal for some riders
Product Info
BrandBillet Proof Designs
ManufacturerBillet Proof Designs

3. Chrome Vented Gas Cap for Harley Davidson Motorcycles

Upgrade your motorcycle’s fuel tank with this chrome vented gas cap designed specifically for FX/FL Big Twin, Wide Glide, Electra Glide, Super Glide, Low Rider, Fat Bob & Sportster models.

Chrome Vented Gas Cap for Harley Davidson Motorcycles
Top-rated: 47 ratings Get it from Amazon now: $15.99 | FREE Delivery & Returns

Distinctive Facets:

  • Direct Replacement for Harley Part # 61102-73
  • Beautiful Chromed Steel Gas Cap with steel bayonet style cam and rubber seal.
  • Vented – These caps feature a pressure relief valve that works with all Harley models.
  • Fits Late 1973 – 1982 Harley Davidson tanks as well as many other custom tanks.
  • NOTE: We have another cap that fits EARLY 1973 models.
Pros

1.Chrome finish adds a luxurious touch to the bike 2.Compatible with various popular Harley models 3.Easy installation process with bayonet/CAM style design

Cons

1.Limited compatibility, not suitable for all motorcycles 2.May require additional tools for installation 3.Vented feature may not be necessary or desired by all riders

Product Info
BrandBillet Proof Designs
ManufacturerBillet Proof Designs
ColorChrome

4. Chrome Vented Gas Tank Cap for Harley Davidson Motorcycles

Replace your old gas tank cap with this chrome vented option, designed to fit Harley models from 1936 to early 1973.

Chrome Vented Gas Tank Cap for Harley Davidson Motorcycles
Top-rated: 45 ratings Get it from Amazon now: $15.99 | FREE Delivery & Returns

Distinctive Facets:

  • Direct Replacement for Harley Part # 61103-36
  • Beautiful Chromed Steel Gas Cap with steel bayonet style cam and rubber seal.
  • Vented – These caps feature a pressure relief valve that works with all Harley models.
  • Fits 1936 – Early 1973 Harley Davidson tanks as well as many other custom tanks.
  • NOTE: We have another cap that fits later 1973 models.
Pros

1.Chrome finish adds a vintage touch to the motorcycle 2.Direct replacement for OEM part #61103-36 3.Easy installation process

Cons

1.Compatibility limited to specific Harley models and years 2.Suitable for older motorcycles only, not suitable for newer models 3.Venting feature may not be necessary or desired by all riders

Product Info
BrandBillet Proof Designs
ManufacturerBillet Proof Designs

5. Satin Black Vented Gas Tank Cap for Harley Davidson Motorcycles

Upgrade your Sportster Ironhead, chopper, bobber or cafe racer with this satin black vented gas cap.

Satin Black Vented Gas Tank Cap for Harley Davidson Motorcycles
Top-rated: 40 ratings | 10 answered questions
Most Helpful Review: “It suits perfectly the tank of my Harley Davidson Ironhead XLH1000, 1980.Gas cap looks and fits great on our sporty tank. Very clean look, and arrived in a timely fashion.” – Roger
Get it from Amazon now: $20.99 | FREE Delivery & Returns

Distinctive Facets:

  • Direct Replacement for Harley Part # 61102-73 in Satin Black (TANK NOT INCLUDED)
  • Beautiful Satin Black Steel Gas Cap with steel bayonet style cam and rubber seal. We also offer this cap in Chrome.
  • Vented – These caps feature a pressure relief valve that works with all Harley models.
  • Fits Late 1973 – 1982 FL FX XL Harley Davidson tanks as well as many other custom tanks. Vented gas cap fits FL type bobbed tanks. The gas cap is for the right hand side of a dual or single cap tank.
  • NOTE: We have another cap that fits EARLY 1973 models.
Pros

1.Sleek satin black finish adds a unique look to the bike 2.Direct replacement for OEM part #61102-73 3.Easy installation process

Cons

1.Limited compatibility, not suitable for all motorcycles 2.Non-vented option may be more preferable for certain riders 3.Some users may prefer a different style or color option

Product Info
BrandBillet Proof Designs
ManufacturerBillet Proof Designs

6. Black Pop-Up Gas Cap for Harley Davidson Motorcycles

Upgrade your motorcycle’s fuel tank with this black pop-up gas cap. Designed specifically for various Harley models.

Black Pop-Up Gas Cap for Harley Davidson Motorcycles
Top-rated: 31 ratings | 16 answered questions
Most Helpful Review: “Fits perfect, looks awesome! Low profile cap keeps the top line of the tank flat. Love it.” – Timothy Barnes
Get it from Amazon now: $54.99 | FREE Delivery & Returns

Distinctive Facets:

  • Don’t like the look of a gas cap? Look no further… CNC Machined from Billet Aluminum and coated in a textured black finish.
  • Pop-up feature activates by pushing the center portion of the cap downward and rotating it a quarter of a turn. When popped up the knurled edge allows easy removal of the screw-in cap.
  • Includes a gasket for a leak-free seal on 1982 and later Harley Davidson tanks as well as many other custom tanks.
  • RIGHT HAND THREADS.
  • This cap is Vented. Replaces HD# 61103-83A
Pros

1.Unique pop-up design provides easy access to the fuel tank 2.Compatible with a wide range of Harley-Davidson models 3.Right-hand threads ensure secure fitment

Cons

1.Limited compatibility, not suitable for all motorcycles 2.May require additional tools for installation 3.Some users may prefer a different style or color option

Product Info
BrandBillet Proof Designs
ManufacturerBillet Proof Designs

7. Chrome Vented Gas Tank Cap for Harley Davidson Motorcycles

Replace your old gas tank cap with this chrome vented option, designed to fit various Harley models. Perfect for custom bike builders.

Chrome Vented Gas Tank Cap for Harley Davidson Motorcycles
Top-rated: 61 ratings | 10 answered questions
Most Helpful Review: “Fit my 1995 sporty 1200 same as the OEM. Looks great, smooth all around with no grip. This is a vented cap so it won’t get stuck on the tank or mess with your carb.
Best part is that it is silent. I previously had an aftermarket shul and flame cap that looked cool, but it ratteled so loud that it made riding the bike a terrible experience. I am happy AF with this has cap.” – Jeremy
Get it from Amazon now: $19.99 | FREE Delivery & Returns

Distinctive Facets:

  • Direct Replacement for Harley Part # 61102-83B
  • Beautiful Chromed Steel Gas Cap with Nylon threads and rubber seal.
  • Vented – These caps feature a pressure relief valve that works with all Harley models.
  • Ratchet Overrun Protection – No need to worry about over tightening these caps!
  • Fits 1982 and later Harley Davidson tanks as well as many other custom tanks. (DOES NOT FIT ’82-’99 2 Piece “Fat Bob” Tanks.)
Pros

1.Chrome finish adds a classic touch to the motorcycle 2.Direct replacement for OEM part #61102-83B 3.Easy installation process

Cons

1.Limited compatibility, not suitable for all motorcycles 2.Venting feature may not be necessary or desired by all riders 3.Some users may prefer a different design or color option

Product Info
BrandBillet Proof Designs
ManufacturerBillet Proof Designs
ColorChrome

Buying Guide for the Best Custom Motorcycle Gas Cap

When it comes to customizing your motorcycle, every detail matters. From the handlebars to the exhaust pipes, each component contributes to the overall look and feel of your bike. One often overlooked but essential element is the gas cap. Upgrading to a custom motorcycle gas cap can add a touch of style and personalization to your ride.

Factors to Consider

Before diving into the world of custom motorcycle gas caps, there are several factors you should consider:

1. Compatibility

Ensure that the gas cap you choose is compatible with your motorcycle’s make and model. Different bikes have various fuel tank designs, and not all gas caps will fit perfectly on every tank.

2. Material

Custom gas caps are available in a variety of materials, including aluminum, stainless steel, brass, and even carbon fiber. Each material carries its own unique characteristics in terms of durability, weight, and aesthetics. Consider which material best suits your preferences and matches the overall style of your motorcycle.

3. Design and Style

Custom gas caps come in an array of designs and styles to suit different tastes. Whether you prefer a sleek minimalist look or an intricately engraved design, there is something out there for everyone. Consider how the design complements your bike’s overall appearance.

4. Functionality

While enhancing the visual appeal of your motorcycle is important, don’t overlook functionality. Look for features such as vented caps that allow proper airflow or locks for added security.

5. Ease of Installation

Unless you’re an experienced mechanic or enjoy spending hours tinkering with your bike’s components, opt for a gas cap that is easy to install without requiring specialized tools or professional assistance.

Benefits of Custom Gas Caps

Investing in a custom motorcycle gas cap offers several benefits:

1. Personalization

A custom gas cap allows you to showcase your individual style and make your motorcycle stand out from the crowd. It’s an excellent way to add a unique touch to your bike and reflect your personality.

2. Enhanced Aesthetics

The right gas cap can significantly enhance the overall appearance of your motorcycle. With various design options available, you can find one that complements the color scheme and theme of your bike.

3. Improved Durability

Custom gas caps are often made with high-quality materials, ensuring durability and longevity. This means you won’t have to worry about frequent replacements or wear and tear affecting their performance.

4. Added Security

Some custom gas caps come with locking mechanisms, providing an extra layer of security for your fuel tank. This feature can deter potential theft and give you peace of mind when leaving your bike unattended.

Conclusion

When it comes to customizing your motorcycle, even small details like the gas cap can make a big difference in terms of style and functionality. Consider factors such as compatibility, material, design, functionality, and ease of installation before making a purchase decision. Investing in a custom motorcycle gas cap not only adds personalization but also enhances the aesthetics while offering improved durability and added security for your beloved ride.

FAQs

What makes a custom motorcycle gas cap the best choice for riders?

The best custom motorcycle gas cap is designed with superior craftsmanship, durability, and innovative features that enhance both functionality and style.

Are there any specific factors to consider when choosing the best custom motorcycle gas cap?

Absolutely! When selecting the best custom motorcycle gas cap, it’s important to look for factors such as compatibility with your bike model, ease of installation, quality materials, and secure sealing mechanisms.

Can a high-quality gas cap enhance the performance of a custom motorcycle?

Yes! The best custom motorcycle gas caps are engineered to provide optimal fuel flow, minimizing vapor leakage and enhancing overall performance. This ensures efficient combustion and smoother rides on the road.

How can a stylish custom gas cap add flair to a motorcycle’s appearance?

A stylish custom motorcycle gas cap adds an extra touch of personality to your bike’s aesthetics. With various designs, finishes, and customizable options available, you can choose a gas cap that complements your bike’s style and showcases your unique taste.

Is it possible to find affordable yet high-quality aftermarket gas caps for motorcycles?

Certainly! Many manufacturers offer affordable aftermarket options without compromising on quality or performance. By comparing prices and reading customer reviews, you can easily find the best custom motorcycle gas cap that fits your budget without sacrificing value.

Are there any safety considerations when using a custom motorcycle gas cap?

Safety should always be a top priority when using any motorcycle accessories. The best custom motorcycle gas caps have built-in safety features such as anti-tamper locks or pressure release valves to prevent accidents or fuel leaks during rides. Always ensure proper installation and maintenance for optimal safety.

Tags: Gas Caps

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