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Updated: 06 Apr 2026

10 Best Powersports Gas Caps Harley

#1 Best Pick
Anneome Rotary Gas Fuel Tank Cap Compatible with Harley Davidson Xl Durable Cover with Leak Prevention for Motorcycle Enthusiasts

Anneome Rotary Gas Fuel Tank Cap Compatible with Harley Davidson Xl Durable Cover with Leak Prevention for Motorcycle Enthusiasts

Brand: Anneome
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  • tank for: easy installation, no modification required,motorcycle gas gauge cap
  • Aluminum tank cap: rotary style tank cover, very creative,motorcycle tank accessories
  • for motorcycle: a great your friend and family,
  • Motorbike tank: suitable for modification motorcycle use,gas
  • Gas tank for: easy to disassemble, standardized design, firm connection, not easy to loosen,oil tank for
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#2 Best Value
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)

Brand: BAIONE
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  • [Material]: CNC Aluminum Crown Style Gas Cap,Right-hand Thread; Comes with o-rings to prevent leaks.
  • [Feature]: Easy to install, plug and work,make your bike to be unique by decorating the fashion colorful motorcycle gas cap fuel tank.
  • [Fitment]: Our crown style oil caps are Compatible with Sportster (XL 883 1200 48) 1992 up, Compatible with Road King 1994 up,Compatible with Softail's (Except FXSTD, FXSTSSE) 2000-2017, Compatible with Dyna FXD's (Expect 2004-2017 FXD/FXDX) 1992-2017,Compatible with FXDC 2005 2006, Compatible with FXDSE 2007.
  • [Packaged]: 1 pc Gas Cap Fuel Tank Cover,instruction is not included.Please confirm with the year and model of your motorcycle bike before purchase.
  • [Sweet Tip]: Please confirm the year and model of your bike before purchasing.
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#3 Budget Pick
Motorcycle Gas Cap Pop Up Screw-In Flush Mount Fuel Tank Cover For Harley Sportster XL883 XL1200 Dyna FXD Softial Fat Bo

Motorcycle Gas Cap Pop Up Screw-In Flush Mount Fuel Tank Cover For Harley Sportster XL883 XL1200 Dyna FXD Softial Fat Bo

Brand: Generic
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  • Material: The car fuel tank cap is made of high-quality ABS material, professionally manufactured, scratch-resistant, drop-resistant, high-temperature resistant, and has a long service life.
  • Easy to install: This car fuel tank cap is easy to install and can directly replace the old or damaged fuel tank cap.
  • Function: The fuel tank cap has a sealing function to ensure that the inside of the fuel tank is isolated from the external environment to prevent fuel evaporation and moisture infiltration. The fuel tank cap usually adopts a jaw design, and uses a corrugated spring sheet to compress the rubber gasket to ensure good sealing.
  • Features: The car fuel tank cap has the characteristics of high design freedom and good processing performance. The fuel tank cap also has good insulation performance and mechanical strength, which can effectively protect the safe and stable operation of the car refueling system.
  • Customer support: If you have any questions, please feel free to contact us, we will wholeheartedly solve the problem for you, your satisfaction is our greatest motivation.
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#4 Top Choice
HDBUBALUS Motorcycle Vented Fuel Gas Tank Cap King Crown Gas Cap with Right-Hand Threads Fit For Harley Sportster Dyna Touring Road King Softail Trike Freewheeler FLRT Black

HDBUBALUS Motorcycle Vented Fuel Gas Tank Cap King Crown Gas Cap with Right-Hand Threads Fit For Harley Sportster Dyna Touring Road King Softail Trike Freewheeler FLRT Black

Brand: HDBUBALUS
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#5 Popular Choice
Motorcycle Fuel Gas Tank Cap King Crown Cover, Chrome Oil Caps Aluminum Thread Reservoir Compatible with Harley Sportster XL 1200 883 48 Softail Dyna Touring Road Softail FLST Road (Silver)

Motorcycle Fuel Gas Tank Cap King Crown Cover, Chrome Oil Caps Aluminum Thread Reservoir Compatible with Harley Sportster XL 1200 883 48 Softail Dyna Touring Road Softail FLST Road (Silver)

Brand: Yoposeo
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  • Silver
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#6 Top Pick
Chrome OEM Style Vented/Non-Vented Dual Gas Tank Caps for 1982-Later Harley 2-Piece FAT-BOB Tanks - SOLD AS A SET - Left and Right Hand Thread - Chopper Bobber Cafe Racer

Chrome OEM Style Vented/Non-Vented Dual Gas Tank Caps for 1982-Later Harley 2-Piece FAT-BOB Tanks - SOLD AS A SET - Left and Right Hand Thread - Chopper Bobber Cafe Racer

Brand: Billet Proof Designs
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  • ***SOLD AS A SET*** OE Style Chrome Vented / Non-Vented Fat Bob DUAL Gas Caps - LEFT & RIGHT Side For 1982-Up Harley Davidson 2-Piece Fat Bob Tanks
  • One left-hand threaded cap and one right-hand threaded cap specifically for 2-Piece "Fat-Bob" gas tanks.
  • Vented & Non-Vented Caps - One cap is vented in both directions to prevent excessive gas tank pressure build up. The other is not vented.
  • These low profile caps will make for a sleek addition to any tank.
  • Fits 1982 and later Harley Davidson 2-Piece Fat Bob Tanks.
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#7 Top Pick
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

Brand: Eagle Skull
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  • Excellent Quality ( Not Made in China ) New Gloss Black Vented Screw-In Gas Cap Bobber Motorcycle Fuel Tank 1996 to new Sportster Dyna Softail
  • Gloss Black Harley stock style Screw-In Vented Gas Cap Sportster style gas caps are vented and are steel. An inexpensive cap that does the job and works with stock and aftermarket This vented cap will work on single-cap model gas tanks or for the right-side gas cap Replaces Harley-Davidson OEM 61272-91A 92A
  • Thanks for Looking at our Quality items Tanks are pressure tested , Be sure fit of tank, mounting hardware, petcocks and gas caps are true prior to painting No stress is applied to the tabs when bolting them to the frame, this can lead to cracking of welds. If needed, use leather or rubber washes to shim between the tabs and the backbone to ensure an even fit. Do not sand seams or welded edges of gas tanks, if needed use a thin spread of body filler prior to painting
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#8 Top Pick
Knurled Locking Screw-in Ratcheting Chrome Vented Key Lock Gas Cap Motorcycle Tank Sportster Harley Dyna Chopper Similar Fuel Caps 03-0320A-A Drag Specialties 141892 Softail 1996-2017 J&P 7200843 Vent

Knurled Locking Screw-in Ratcheting Chrome Vented Key Lock Gas Cap Motorcycle Tank Sportster Harley Dyna Chopper Similar Fuel Caps 03-0320A-A Drag Specialties 141892 Softail 1996-2017 J&P 7200843 Vent

Brand: Eagle Skull
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  • Excellent Quality ( Not Made in China ) New Chrome Locking Key Lock Vented Screw-In Gas Cap Bobber Motorcycle Fuel Tank 1996 to new Sportster Dyna Softail
  • Locking Key Lock Without Slide Cover Chrome Harley stock style Screw-In Vented Gas Cap Sportster style gas caps are vented and are chromed steel. An inexpensive cap that does the job and works with stock and aftermarket This vented cap will work on single-cap model gas tanks or for the right-side gas cap Replaces Harley-Davidson 2 Keys included
  • Thanks for Looking at our Quality items Tanks are pressure tested , Be sure fit of tank, mounting hardware, petcocks and gas caps are true prior to painting No stress is applied to the tabs when bolting them to the frame, this can lead to cracking of welds. If needed, use leather or rubber washes to shim between the tabs and the backbone to ensure an even fit. Do not sand seams or welded edges of gas tanks, if needed use a thin spread of body filler prior to painting
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#9 Top Pick
BHB Motorcycle Fuel Tank Pop-up Fuel Gas Oil Tank Cap Compatible With Harley Davidson Regular Thread 1982-2018 (Black)

BHB Motorcycle Fuel Tank Pop-up Fuel Gas Oil Tank Cap Compatible With Harley Davidson Regular Thread 1982-2018 (Black)

Brand: BHB
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  • 【Fitment】:Compatible With Harley Davidson (all models with single screw in gas cap) , Compatible With Harley Sportster XL 1992+(Excluding Sportster S/ Nightster),Compatible With Harley Touring Road King 1994+,Compatible With Harley Dyna 1992-2017( Excluding 2004-2017 FXD and FXDX/2005-2006 FXDC and /2007 FXDSE),Compatible With Harley Softail 2000-2017 ( Excluding FXSTD and FXSTSSE).
  • 【Premium Quality】:This motorcycle gas cap Gain a clean look with a sleek, uncluttered appearance fuel tank gas cap is made of premium billet aluminum material, sturdy, not easy to aging and abrasion resistant, to ensure maximum strength and durability for long lasting usage.
  • 【Comes With O Rings】Comes With O-rings To Prevent Leaks, Simply Push The Center Area Down And Rotate 90 Degrees To Show Or Hide The Inner Cap.
  • 【 Perfect Compatibility 】Easy to install, no need to adjust too much. This fuel tank cap is easy to open and close.The Perfect match to your motorcycle reservoir.
  • 【After Service】I you have any problem, we will try our best to help you.
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#10 Top Pick
HDBUBALUS Motorcycle Flush Push Up Gas Cap Fuel Tank Screw Fit For Harley Sportster XL 883 1200 Touring Dyna Fat Bob Breakout FXSB FXDF FXFB Black

HDBUBALUS Motorcycle Flush Push Up Gas Cap Fuel Tank Screw Fit For Harley Sportster XL 883 1200 Touring Dyna Fat Bob Breakout FXSB FXDF FXFB Black

Brand: HDBUBALUS
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  • Fit For Harley Sportster XL 883 1200 Touring Dyna Fat Bob Breakout FXSB FXDF FXFB 1994-2023
  • Feature: Right-hand Thread, comes with o-rings to prevent leaks, there is a hole at the bottom to vented
  • Sealing: This fuel tank cap helps prevent fuel leakage, keeping the fuel tank tightly sealed and secure while riding. This sealing feature ensures fuel remains within the tank, reducing the risk of spills, odors and fuel waste.
  • Fuel Access: The primary function of the fuel tank cap is to provide access to the motorcycle’s fuel tank, allowing the rider to refuel easily. The fuel cap seals the fuel tank opening to prevent fuel evaporation, ensuring riders can maintain optimal fuel levels on the road.
  • Package Included: 1 pc Motorcycle Gas Tank Oil Cap (As the Picture Shown)
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