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
-
PRO-ONE PERF.MFG. Smooth Fuel Door - Chrome 908310
PRO-ONE PERF.MFG.
$120.95A fuel door is often overlooked, but it's one of the first details that define your vehicle's aesthetic and build quality. The PRO-ONE PERF.MFG. Smooth Fuel Door replaces cheap stamped steel with precision-machined billet aluminum, delivering a polished,...07030423- SKU:
- 07030423
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- MATERIAL:
- BILLET ALUMINUM
- STYLE:
- SMOOTH
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- FUEL DOOR
- RIDING STYLE:
- STREET
$120.95 -
DRAG SPECIALTIES Twist-on Gas Cap with Vent 71170
DRAG SPECIALTIES
$26.73A quality gas cap does more than seal your tank—it maintains proper fuel system pressure, prevents vapor leaks, and protects against contamination. The DRAG Specialties Twist-on Gas Cap delivers reliable performance with a durable die-cast construction...DS390118- SKU:
- DS390118
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MATERIAL:
- ABS PLASTIC
- PRODUCT NAME:
- FUEL CAP
- MOUNTING STYLE:
- RIGHT-HAND THREAD
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- TYPE:
- VENTED
$26.73 -
DRAG SPECIALTIES Twist-on Gas Cap without Vent 71171
DRAG SPECIALTIES
$28.79A quality gas cap is more than an afterthought—it's a critical seal that protects your fuel system from contamination and maintains proper tank pressure. The DRAG Specialties Twist-on Gas Cap delivers reliable performance with a time-proven design,...DS390119- SKU:
- DS390119
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- RIDING STYLE:
- STREET
- BASE FINISH:
- CHROME
- MOUNTING STYLE:
- LEFT-HAND THREAD
- UNITS:
- EACH
- MATERIAL:
- ABS PLASTIC
- PRODUCT NAME:
- FUEL CAP
- TYPE:
- NON-VENTED
- COLOR/FINISH:
- CHROME
$28.79 -
DRAG SPECIALTIES Non-Vented Live To Ride Gas Cap - Chrome with Gold 72646
DRAG SPECIALTIES
$47.33A quality gas cap isn't just a finishing touch—it's essential hardware that prevents fuel system contamination and maintains proper pressure in your tank. The DRAG Specialties Non-Vented Live To Ride Gas Cap combines chrome durability with bold aesthetic...DS390148- SKU:
- DS390148
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- COLOR/FINISH:
- GOLD
- TYPE:
- NON-VENTED
- BASE COLOR:
- GOLD
- MOUNTING STYLE:
- LEFT-HAND THREAD
- OUTSIDE DIAMETER METRIC:
- 76.2 MM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- LIVE TO RIDE
- OUTSIDE DIAMETER IMPERIAL:
- 3'
- PRODUCT NAME:
- FUEL CAP
$47.33Qty in Cart: 0Quantity:Price:$47.33Subtotal: -
DRAG SPECIALTIES Gas Door Latch - Black 77388B
DRAG SPECIALTIES
$42.18A worn or broken fuel door latch compromises both security and aesthetics—leaving your gas door vulnerable to rattling or sagging during hard acceleration or cornering. The DRAG Specialties Gas Door Latch restores OEM functionality with a direct bolt-on...07030632- SKU:
- 07030632
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- PRODUCT NAME:
- LATCH
- TYPE:
- FUEL DOOR
- COLOR/FINISH:
- GLOSS BLACK
- BASE FINISH:
- GLOSS
- STYLE:
- PUSH-BUTTON
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- RIDING STYLE:
- STREET
$42.18Qty in Cart: 0Quantity:Price:$42.18Subtotal: -
DRAG SPECIALTIES Vented Split Skull Gas Cap - Chrome 78048
DRAG SPECIALTIES
$59.69A quality gas cap is essential for maintaining proper fuel system pressure and preventing fuel vapor leakage—especially critical in high-performance and racing applications where every detail matters. The Drag Specialties Vented Split Skull design...07030785- SKU:
- 07030785
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BASE FINISH:
- CHROME
- MATERIAL:
- DIE-CAST
- TYPE:
- VENTED
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- MODEL:
- SPLIT SKULL
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- STYLE:
- SKULL
$59.69 -
DRAG SPECIALTIES Vented Split Skull Gas Cap - Black 78048B
DRAG SPECIALTIES
$59.69A quality gas cap isn't just a detail—it's essential for fuel system integrity and preventing vapor loss during high-performance driving. The Drag Specialties Vented Split Skull design combines functional venting with a bold aesthetic that complements...07030786- SKU:
- 07030786
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MATERIAL:
- ALUMINUM
- MODEL:
- SPLIT SKULL
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FUEL CAP
- STYLE:
- SKULL
- BASE COLOR:
- BLACK
- TYPE:
- VENTED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- DIE-CAST
- UNITS:
- EACH
$59.69 -
DRAG SPECIALTIES Non-Vented Split Skull Gas Cap - Chrome 78049
DRAG SPECIALTIES
$59.69A quality fuel cap isn't just a functional necessity—it's a critical component that prevents fuel sloshing, maintains tank integrity, and completes your bike's aesthetic. The DRAG Specialties Non-Vented Split Skull Gas Cap delivers both reliable...07030787- SKU:
- 07030787
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BASE FINISH:
- CHROME
- MODEL:
- SPLIT SKULL
- RIDING STYLE:
- STREET
- TYPE:
- NON-VENTED
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- MATERIAL:
- DIE-CAST
- MATERIAL:
- ALUMINUM
- STYLE:
- SKULL
$59.69 -
DRAG SPECIALTIES Non-Vented Split Skull Gas Cap - Black 78049B
DRAG SPECIALTIES
$59.69A quality fuel cap might seem like a small detail, but it's critical to maintaining fuel system integrity and preventing debris contamination in your tank. This Drag Specialties Non-Vented Split Skull Gas Cap combines classic custom aesthetics with...07030788- SKU:
- 07030788
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- DIE-CAST
- STYLE:
- SKULL
- BASE COLOR:
- BLACK
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MODEL:
- SPLIT SKULL
- PRODUCT NAME:
- FUEL CAP
- TYPE:
- NON-VENTED
$59.69 -
DRAG SPECIALTIES Dummy Split Skull Gas Cap - Chrome 78050
DRAG SPECIALTIES
$59.69A quality gas cap isn't just a functional necessity—it's a detail that defines your bike's aesthetic and prevents fuel system issues. The DRAG Specialties Dummy Split Skull Gas Cap combines classic chrome styling with die-cast durability, giving your...07030789- SKU:
- 07030789
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- CHROME
- STYLE:
- SKULL
- TYPE:
- DUMMY
- MATERIAL:
- ALUMINUM
- MODEL:
- SPLIT SKULL
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FUEL CAP
- BASE FINISH:
- CHROME
- MATERIAL:
- DIE-CAST
- UNITS:
- EACH
$59.69 -
DRAG SPECIALTIES Dummy Split Skull Gas Cap - Black 78050B
DRAG SPECIALTIES
$59.69A quality fuel cap does more than seal your tank—it protects your fuel system from contamination and prevents costly leaks during high-performance driving. The DRAG Specialties Dummy Split Skull Gas Cap combines classic aesthetic appeal with functional...07030790- SKU:
- 07030790
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- FUEL CAP
- TYPE:
- DUMMY
- UNITS:
- EACH
- MODEL:
- SPLIT SKULL
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- MATERIAL:
- ALUMINUM
- STYLE:
- SKULL
- COLOR/FINISH:
- BLACK
- MATERIAL:
- DIE-CAST
$59.69 -
DRAG SPECIALTIES Split Skull Fuel Door - Chrome with Black 78051
DRAG SPECIALTIES
$48.36A fuel door serves as both a functional component and a visual statement on your motorcycle. The DRAG Specialties Split Skull Fuel Door elevates your bike's aesthetic with distinctive skull imagery while maintaining the reliability you need for...07030791- SKU:
- 07030791
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- COLOR/FINISH:
- CHROME
- STYLE:
- SKULL
- BASE FINISH:
- CHROME
- MODEL:
- SPLIT SKULL
- RIDING STYLE:
- STREET
- TYPE:
- FUEL DOOR
- MATERIAL:
- DIE-CAST
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$48.36 -
DRAG SPECIALTIES Split Skull Fuel Door - Black with Chrome 78051B
DRAG SPECIALTIES
$42.18Upgrade your fuel door with a custom piece that delivers both aesthetic refinement and functional durability. The DRAG Specialties Split Skull design commands attention while the die-cast construction withstands the demands of daily driving and track use...07030792- SKU:
- 07030792
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- STYLE:
- SKULL
- MODEL:
- SPLIT SKULL
- RIDING STYLE:
- STREET
- TYPE:
- FUEL DOOR
- BASE COLOR:
- BLACK
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- BLACK
- MATERIAL:
- DIE-CAST
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$42.18 -
COVINGTONS Machine Head Fuel Door - Gloss Black C1129-B
COVINGTONS
$203.95A fuel door might seem like a small detail, but it's one of the most visible components on your vehicle—and it deserves the same precision engineering as the rest of your build. COVINGTONS' billet aluminum fuel door combines aesthetics with durability,...07030401- SKU:
- 07030401
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- STYLE:
- MACHINE HEAD
- MATERIAL:
- BILLET ALUMINUM
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- FUEL DOOR
$203.95 -
COVINGTONS Finned Fuel Door - Gloss Black C1126-B
COVINGTONS
$166.95A fuel door is one of the first details people notice on your vehicle, and a cheap plastic unit looks exactly like what it is. The COVINGTONS Finned Fuel Door replaces that OEM eyesore with precision-crafted billet aluminum that complements any custom...07030217- SKU:
- 07030217
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
- BASE COLOR:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- FUEL DOOR
- RIDING STYLE:
- STREET
- STYLE:
- FINNED
- UNITS:
- EACH
$166.95Qty in Cart: 0Quantity:Price:$166.95Subtotal: -
COVINGTONS Finned Fuel Door - Gloss Black C1127-B
COVINGTONS
$166.95A fuel door is more than aesthetic trim—it's a functional component that endures heat cycles, vibration, and repeated access. The COVINGTONS Finned Fuel Door combines precision engineering with clean lines, delivering a professional appearance while...07030224- SKU:
- 07030224
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- STREET
- STYLE:
- FINNED
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- FUEL DOOR
$166.95Qty in Cart: 0Quantity:Price:$166.95Subtotal: -
On Sale
ARLEN NESS 10 Gauge Gas Cap - Chrome 701-001
ARLEN NESS
MSRP: $89.95Now: $81.85Was: $89.95A quality fuel cap is critical to engine performance and longevity—it maintains proper fuel system pressure, prevents vapor loss, and protects against contamination. The ARLEN NESS 10 Gauge Gas Cap delivers precision engineering with an exclusive ratchet...07030848- SKU:
- 07030848
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- COLOR/FINISH:
- CHROME
- MATERIAL:
- CNC BILLET ALUMINUM
- STYLE:
- 10 GAUGE
- RIDING STYLE:
- STREET
- BASE FINISH:
- CHROME
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- FUEL CAP
- TYPE:
- VENTED
MSRP: $89.95Now: $81.85Was: $89.95 -
On Sale
ARLEN NESS 10 Gauge Gas Cap - Black Contrast Cut 701-002
ARLEN NESS
MSRP: $89.95Now: $81.85Was: $89.95A quality fuel cap isn't just a finishing touch—it's essential hardware that affects both functionality and aesthetics. The Arlen Ness 10 Gauge Gas Cap combines precision engineering with purposeful design, delivering reliable sealing performance without...07030849- SKU:
- 07030849
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- MACHINED
- COLOR/FINISH:
- SILVER
- TYPE:
- VENTED
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- CNC BILLET ALUMINUM
- RIDING STYLE:
- STREET
- STYLE:
- 10 GAUGE
MSRP: $89.95Now: $81.85Was: $89.95 -
On Sale
ARLEN NESS 10 Gauge Gas Cap - Red 701-006
ARLEN NESS
MSRP: $89.95Now: $81.85Was: $89.95A quality fuel cap might seem like a small detail, but it directly impacts your bike's reliability and appearance. The Arlen Ness 10 Gauge Gas Cap combines precision engineering with a functional ratchet design that ensures consistent torque and perfect...07030853- SKU:
- 07030853
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- BASE COLOR:
- RED
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- RED
- TYPE:
- VENTED
- MATERIAL:
- CNC BILLET ALUMINUM
- RIDING STYLE:
- STREET
- STYLE:
- 10 GAUGE
MSRP: $89.95Now: $81.85Was: $89.95 -
On Sale
ARLEN NESS 10 Gauge Gas Cap - Titanium 701-007
ARLEN NESS
MSRP: $89.95Now: $81.85Was: $89.95A quality gas cap might seem like a minor detail, but it's one of the most visible components on your fuel tank—and it directly impacts both aesthetics and functionality. The Arlen Ness 10 Gauge Gas Cap delivers precision engineering with its exclusive...07030854- SKU:
- 07030854
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- FUEL CAP
- UNITS:
- EACH
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- TITANIUM
- TYPE:
- VENTED
- MATERIAL:
- CNC BILLET ALUMINUM
- RIDING STYLE:
- STREET
- STYLE:
- 10 GAUGE
MSRP: $89.95Now: $81.85Was: $89.95
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.
