Harley Gas Tank Caps
Harley-Davidson Gas Tank Caps at JJ Motorsports
Upgrade your Harley’s fuel cap with premium Drag Specialties caps from JJ Motorsports, featuring vented/non-vented, locking, and aero designs in chrome or black for perfect fit and classic style on Sportster, Dyna, Softail, and Touring models. These durable caps ensure secure sealing and easy fueling.
Shop Drag Specialties gas tank caps for reliable quality and custom looks. Explore related categories such as Harley air and fuel for valves and tanks, or Harley for seats and luggage to complete your custom build.
Top Harley-Davidson Gas Tank Caps
- Drag Specialties Non-Vented Gas Cap Black 03-0027B – Matte black non-vented cap; clean OEM-style replacement for late-model Harleys.
- Drag Specialties Vented Locking Gas Cap Chrome 03-0320A-A – Chrome vented cap with lock; added security for Touring and Softail tanks.
- Drag Specialties Vented Aero Gas Cap 95mm 011526BX – Low-profile aero vented cap; sleek black finish for custom and bagger builds.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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DRAG SPECIALTIES Vented Pop-Up Gas Cap - Chrome 03-0328-A1
DRAG SPECIALTIES
$76.27If you're running a high-performance fuel system, your gas cap needs to match the precision of your engine. The DRAG SPECIALTIES Vented Pop-Up Gas Cap combines reliable venting with a clean, flush design that won't snag fuel lines or interfere with...07030289- SKU:
- 07030289
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
- RIDING STYLE:
- STREET
- MOUNTING STYLE:
- POP-UP
- OUTSIDE DIAMETER METRIC:
- 59.90 MM
- PRODUCT NAME:
- FUEL CAP
- STYLE:
- EARLY
- TYPE:
- VENTED
- COLOR/FINISH:
- CHROME
- MATERIAL:
- BILLET ALUMINUM
- OUTSIDE DIAMETER IMPERIAL:
- 2.36'
- BASE FINISH:
- CHROME
- UNITS:
- EACH
$76.27 -
DRAG SPECIALTIES Non-Vented Pop-Up Gas Cap - Chrome 03-0329-B1
DRAG SPECIALTIES
$76.27A quality fuel door is often overlooked, but it's one of the most frequently handled components on your motorcycle or car. The DRAG SPECIALTIES Non-Vented Pop-Up Gas Cap delivers reliable performance with precision engineering—no fumbling, no leaks, just...07030292- SKU:
- 07030292
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BASE FINISH:
- CHROME
- OUTSIDE DIAMETER METRIC:
- 59.90 MM
- STYLE:
- LATE
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- MOUNTING STYLE:
- POP-UP
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- MATERIAL:
- BILLET ALUMINUM
- OUTSIDE DIAMETER IMPERIAL:
- 2.36'
- TYPE:
- NON-VENTED
$76.27 -
DRAG SPECIALTIES Gas Tank Grommet 22-0112-AHC4
DRAG SPECIALTIES
$26.45A deteriorating gas tank grommet can lead to fuel leaks, vibration noise, and potential safety hazards. This DRAG SPECIALTIES grommet provides a secure seal between your tank and mounting points, eliminating movement and protecting your fuel system...DS391240- SKU:
- DS391240
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- GROMMET
- UNITS:
- 10 PACK
- MATERIAL:
- RUBBER
- TYPE:
- FUEL TANK
$26.45 -
DRAG SPECIALTIES Vented Locking Gas Cap - Chrome 03-0320A-A
DRAG SPECIALTIES
$48.71Fuel theft and tank tampering are real concerns for high-value builds and vehicles left unattended at events or storage. This locking gas cap eliminates unauthorized access while the swing-away cover protects the lock mechanism from dirt and debris that...07030230- SKU:
- 07030230
- Availability:
- Ships Same Business Day
- Weight:
- 0.61 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- FEATURES:
- INCLUDES 2 KEYS
- FEATURES:
- LOCKING
- TYPE:
- VENTED
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- MOUNTING STYLE:
- STANDARD
- STYLE:
- SCREW CAP
$48.71 -
DRAG SPECIALTIES Large Vented Pop-Up Cap - Chrome T03-0336-A
DRAG SPECIALTIES
$73.09A stock fuel cap looks dated and can rattle loose on rough tracks or during aggressive acceleration. The DRAG Specialties Large Vented Pop-Up Cap upgrades your fuel system with a chrome-finished, precision-engineered design that installs in seconds and...07030293- SKU:
- 07030293
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BASE FINISH:
- CHROME
- TYPE:
- VENTED
- MATERIAL:
- BILLET ALUMINUM
- OUTSIDE DIAMETER METRIC:
- 69.9 MM
- BASE COLOR:
- SILVER
- FEATURES:
- STANDARD
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
- MOUNTING STYLE:
- POP-UP
- OUTSIDE DIAMETER IMPERIAL:
- 2-3/4'
- RIDING STYLE:
- STREET
$73.09 -
DRAG SPECIALTIES Non-Vented Live To Ride Gas Cap - Chrome 72643
DRAG SPECIALTIES
$39.09A quality gas cap serves as both a functional necessity and a visible statement of your riding identity. This DRAG Specialties Non-Vented Live To Ride Gas Cap delivers reliable sealing performance while displaying iconic branding that reflects your...DS390137- SKU:
- DS390137
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- CHROME
- OUTSIDE DIAMETER IMPERIAL:
- 3'
- MATERIAL:
- STAINLESS STEEL
- TYPE:
- NON-VENTED
- MOUNTING STYLE:
- LEFT-HAND THREAD
- OUTSIDE DIAMETER METRIC:
- 76.2 MM
- UNITS:
- EACH
- MODEL:
- LIVE TO RIDE
- PRODUCT NAME:
- FUEL CAP
- RIDING STYLE:
- STREET
$39.09Qty in Cart: 0Quantity:Price:$39.09Subtotal: -
DRAG SPECIALTIES Vented Live To Ride Gas Cap - Chrome 72644
DRAG SPECIALTIES
$37.05A quality gas cap is a small detail that prevents fuel system issues and keeps your bike running reliably. This chrome vented design from Drag Specialties manages fuel tank pressure while adding a clean, finished look that complements any motorcycle...DS390134- SKU:
- DS390134
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- COLOR/FINISH:
- CHROME
- MATERIAL:
- STAINLESS STEEL
- OUTSIDE DIAMETER IMPERIAL:
- 3'
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- MOUNTING STYLE:
- RIGHT-HAND THREAD
- PRODUCT NAME:
- FUEL CAP
- RIDING STYLE:
- STREET
- MODEL:
- LIVE TO RIDE
- OUTSIDE DIAMETER METRIC:
- 76.2 MM
- TYPE:
- VENTED
$37.05Qty in Cart: 0Quantity:Price:$37.05Subtotal: -
DRAG SPECIALTIES Non-Vented Screw-In Gas Cap - Chrome - '96-'20 03-0305-B-BC221
DRAG SPECIALTIES
$30.69A quality gas cap is a critical component that's often overlooked—but a worn or poorly sealed cap can lead to fuel evaporation, check engine lights, and potential emissions system damage. This DRAG SPECIALTIES non-vented screw-in cap delivers a secure,...DS390282- SKU:
- DS390282
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- TYPE:
- NON-VENTED
- STYLE:
- LATE
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- FUEL CAP
$30.69 -
DRAG SPECIALTIES Vented Gas Cap - Chrome 011152-BC204
DRAG SPECIALTIES
$17.97A properly functioning fuel cap is essential for maintaining fuel system integrity and preventing fuel loss or contamination during high-performance driving. The DRAG SPECIALTIES Vented Gas Cap delivers reliable OEM-style functionality with a vented...DS390193- SKU:
- DS390193
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- MATERIAL:
- STAMPED STEEL
- TYPE:
- VENTED
- BASE FINISH:
- CHROME
- MOUNTING STYLE:
- RIGHT-HAND THREAD
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- FUEL CAP
- RIDING STYLE:
- STREET
- STYLE:
- BIG TWIN
- STYLE:
- XL
- UNITS:
- EACH
$17.97 -
DRAG SPECIALTIES Non-Vented Gas Cap - Chrome 011179-BC204
DRAG SPECIALTIES
$9.30A quality gas cap is a critical component that prevents fuel system contamination and maintains proper tank pressure. This DRAG SPECIALTIES chrome cap delivers reliable sealing for custom and OEM tanks, ensuring consistent fuel delivery and eliminating...DS390194- SKU:
- DS390194
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- ALUMINUM
- TYPE:
- NON-VENTED
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- FUEL CAP
- RIDING STYLE:
- STREET
- STYLE:
- BIG TWIN
- BASE FINISH:
- CHROME
- MOUNTING STYLE:
- RIGHT-HAND THREAD
- UNITS:
- EACH
$9.30Qty in Cart: 0Quantity:Price:$9.30Subtotal: -
DRAG SPECIALTIES Vented Screw-In Skull Gas Cap 012720
DRAG SPECIALTIES
$51.89A quality fuel cap isn't just a functional necessity—it's a critical component that seals your fuel system, prevents contaminants from entering your tank, and maintains proper pressure during high-performance driving. The DRAG SPECIALTIES Vented Screw-In...07030523- SKU:
- 07030523
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- BASE FINISH:
- CHROME
- STYLE:
- LATE
- TYPE:
- VENTED
- COLOR/FINISH:
- CHROME
- MOUNTING STYLE:
- SCREW ON
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- BASE COLOR:
- BLACK
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
$51.89Qty in Cart: 0Quantity:Price:$51.89Subtotal: -
DRAG SPECIALTIES Vented Screw-In Gas Cap - Black 03-0305GB-A
DRAG SPECIALTIES
$30.69A quality fuel cap is a critical component that's easy to overlook—but a poor seal can lead to fuel vapor leaks, check engine lights, and failed emissions tests. The DRAG SPECIALTIES Vented Screw-In Gas Cap delivers a secure, reliable seal while...07030817- SKU:
- 07030817
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GLOSS BLACK
- BASE FINISH:
- GLOSS
- STYLE:
- LATE
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- FUEL CAP
- TYPE:
- VENTED
$30.69 -
DRAG SPECIALTIES Skull Gas Caps - Screw-In - Pair 012716
DRAG SPECIALTIES
$121.85Whether you're restoring a classic cruiser or building a custom ride, quality fuel caps are non-negotiable for both security and aesthetics. These Drag Specialties Skull Gas Caps deliver cast aluminum durability with a distinctive design that complements...07030526- SKU:
- 07030526
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- COLOR/FINISH:
- CHROME
- STYLE:
- SKULL
- UNITS:
- PAIR
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- BLACK
- MOUNTING STYLE:
- SCREW ON
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- FUEL CAP
- TYPE:
- NON-VENTED
- TYPE:
- VENTED
$121.85 -
DRAG SPECIALTIES Vented Gas Cap - Chrome 03-0026-BC222
DRAG SPECIALTIES
$19.03A properly functioning gas cap is critical for fuel system integrity, preventing vapor leaks and maintaining consistent fuel pressure in your tank. The DRAG SPECIALTIES Vented Gas Cap delivers OEM-quality sealing with a vented design that allows proper...DS390130- SKU:
- DS390130
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- MOUNTING STYLE:
- RIGHT-HAND THREAD
- PRODUCT NAME:
- FUEL CAP
- RIDING STYLE:
- STREET
- STYLE:
- SHOVELHEAD
- STYLE:
- XL
- TYPE:
- VENTED
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- CHROME
- MATERIAL:
- STAMPED STEEL
$19.03Qty in Cart: 0Quantity:Price:$19.03Subtotal: -
DRAG SPECIALTIES Vented Aero Gas Cap - 95mm 011526BX
DRAG SPECIALTIES
$83.69A quality gas cap is essential to maintaining fuel system integrity and preventing leaks or contamination in your tank. This Drag Specialties vented aero cap delivers reliable sealing with a precision fit, ensuring your fuel stays where it belongs while...19141526- SKU:
- 19141526
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- OUTSIDE DIAMETER METRIC:
- 95 MM
- TYPE:
- VENTED
- OUTSIDE DIAMETER IMPERIAL:
- 3-3/4'
- RIDING STYLE:
- STREET
$83.69Qty in Cart: 0Quantity:Price:$83.69Subtotal: -
DRAG SPECIALTIES Right-Hand Thread Vented Gas Cap 012029
DRAG SPECIALTIES
$116.55A quality gas cap is essential for fuel system integrity, preventing fuel vapor loss and protecting your tank from contamination. The DRAG Specialties Right-Hand Thread Vented Gas Cap combines chrome durability with a low-profile design that complements...07030199- SKU:
- 07030199
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- COLOR/FINISH:
- CHROME
- FEATURES:
- PAINT PROTECTOR
- RIDING STYLE:
- STREET
- BASE FINISH:
- CHROME
- TYPE:
- VENTED
- FEATURES:
- INSTALLATION TOOL
- MOUNTING STYLE:
- RIGHT-HAND THREAD
- MOUNTING STYLE:
- SCREW ON
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
$116.55 -
DRAG SPECIALTIES Left-Hand Thread Non-Vented Gas Cap 012030
DRAG SPECIALTIES
$99.59A quality gas cap might seem like a minor component, but it's critical for maintaining proper fuel system pressure and preventing evaporative emissions leaks—both essential for reliable performance and compliance. The Drag Specialties left-hand thread...07030200- SKU:
- 07030200
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- COLOR/FINISH:
- CHROME
- FEATURES:
- PAINT PROTECTOR
- RIDING STYLE:
- STREET
- FEATURES:
- INSTALLATION TOOL
- MOUNTING STYLE:
- LEFT-HAND THREAD
- MOUNTING STYLE:
- SCREW ON
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- TYPE:
- NON-VENTED
$99.59 -
DRAG SPECIALTIES Left Side Dummy Gas Cap 012027
DRAG SPECIALTIES
$64.61A dummy gas cap isn't just cosmetic—it's a practical necessity for bikes with custom or modified fuel systems. This chromed, low-profile design maintains clean aesthetics while protecting exposed fuel ports from dirt, debris, and moisture. The included...07030201- SKU:
- 07030201
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- TYPE:
- DUMMY
- MOUNTING STYLE:
- POP-UP
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- CHROME
- FEATURES:
- STANDARD
- RIDING STYLE:
- STREET
$64.61 -
DRAG SPECIALTIES Screw-In Skull Gas Caps - Pair 012719
DRAG SPECIALTIES
$86.87Custom gas caps aren't just aesthetic upgrades—they're functional components that seal your fuel system while adding distinctive styling to your build. Whether you're restoring an OEM application or customizing a one-off project, these screw-in skull...07030524- SKU:
- 07030524
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- VENTED
- UNITS:
- PAIR
- BASE COLOR:
- BLACK
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- MOUNTING STYLE:
- SCREW ON
- RIDING STYLE:
- STREET
- STYLE:
- SKULL
- PRODUCT NAME:
- FUEL CAP
- TYPE:
- NON-VENTED
$86.87 -
DRAG SPECIALTIES Non-Vented Screw-In Skull Gas Cap 012717
DRAG SPECIALTIES
$44.47A quality gas cap isn't just a utility piece—it's a seal that protects your fuel system from contamination and evaporative losses while maintaining tank integrity. The DRAG Specialties Non-Vented Screw-In Skull Gas Cap delivers reliable OEM-level...07030525- SKU:
- 07030525
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- BLACK
- TYPE:
- VENTED
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- FUEL CAP
- STYLE:
- EARLY
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- MOUNTING STYLE:
- SCREW ON
- RIDING STYLE:
- STREET
$44.47
Buying Guide and FAQs
Buying Guide: Factors to Consider When Choosing Harley Bike Gas Tank Caps
- Compatibility: Ensure the cap fits your Harley's tank type (e.g., pre-82 twist-on, late-model thread-in, Softail low-profile chrome exclusions). Use the vehicle selector for model-specific matches, noting vented/non-vented and locking/tethered restrictions to avoid fit issues.
- Type of Use: For security-focused riding, choose locking caps; custom or aesthetic builds benefit from decorative designs (e.g., skull, Live To Ride); standard use suits vented aero or twist-on for reliable fuel management in street conditions.
- Components and Upgrades: Select caps with ratchet mechanisms for torque alignment or dummy caps for decoration; upgrade to fuel doors/latches for dash accents. Focus on seals (Nytrel/cork) and threads (left/right-hand) for leak-free performance.
- Brand and Quality: Opt for Drag Specialties for versatile vented/locking options, Arlen Ness for ratchet billet designs, Covingtons for CNC machined doors, or PRO-ONE for smooth fuel doors. Prioritize die-cast/billet aluminum or stainless steel for durability and corrosion resistance.
- Installation and Cost: Most caps are twist-on or thread-in for easy DIY setup; fuel doors use existing hardware. Prices range from $26.73 for basic twist-on to $203.95 for premium CNC doors—factor in sales (up to 19% off) and free shipping over $99 for value.
Frequently Asked Questions (FAQs)
- What Harley models do these gas tank caps support? Caps support various models, with specifics like pre-82 for twist-on, late-models for thread-in, and exclusions for OEM locking/tethered or Softail low-profile chrome tanks—use the year/make/model filter for exact compatibility.
- Vented vs. non-vented caps: Which is better? Vented allow pressure release for safety; non-vented suit specific setups—choose based on tank design and riding needs.
- What materials ensure durability? Die-cast aluminum, billet aluminum, ABS plastic, or stainless steel provide strength and corrosion resistance, with finishes like chrome, black, or gloss black for style.
- Do these include installation hardware? Fuel doors mount with existing hardware; caps are direct replacements—contact support for any questions.
- What if a cap doesn't fit my Harley? Verify tank outlet, thread type (left/right-hand), and model exclusions before buying. Our returns policy allows exchanges or refunds if it doesn't match.
- Can I find related air and fuel parts? Yes—explore fuel pumps, carbs, or air cleaners in the Harley air and fuel category to complement your gas tank cap upgrade.
