Best Road King Powersports Gas Caps of 2025

This Billet Proof Gas Cap is a black plastic replacement cap for Harley Touring models. It features nylon threads and a rubber seal, ensuring a secure fit. Designed for Harley Touring Road King, Road Glide, Street Glide & Electra Glide Models with Gas Tank Fuel Doors, this cap is vented with a right-hand thread. The Ratchet Overrun Protection prevents over-tightening, offering peace of mind during use. Sold individually, this gas cap is a convenient and reliable choice for your Harley.

The Dreamseek Gas Tank Cap for Harley is a top-quality product made of aluminum and ABS plastic. It fits various Harley models from 1994 to 2022, offering a secure fit with rubber O-rings to prevent leaks. The venting function ensures proper air circulation in the tank, while the rotation positioning function allows for easy handling. This cap combines durability, compatibility, and user-friendly design, making it a must-have accessory for your Harley motorcycle.

Keep your fuel safe from theft and tampering with the Chrome Locking Gas Cap for 1996-2022 Harley Street Glide, Electra Glide, Road Glide, Road King, Softail, Dyna & Sportster Models. The cap has a swing-away cover to keep dirt and debris out of the locking mechanism and comes with two keys. The pressure relief valve works with all Harley models and the cap features ratchet overrun protection, so you don't need to worry about over-tightening it.

Billet Proof Locking Gas Cap is designed for 1996-2022 Harley models. The locking feature deters fuel theft and tampering, with a swing-away cover to protect the lock from dirt. The gloss black steel cap with nylon threads and rubber seal ensures a secure fit. It includes two keys for convenience. The pressure relief valve is compatible with all Harley models, offering added safety. With ratchet overrun protection, you won't have to worry about over-tightening. Upgrade to this cap for peace of mind and easy use.

GZYF Gas Cap is a high-quality billet aluminum and rubber fuel tank cap designed for Harley motorcycles. With compatibility for various Harley models, including Sportster XL883 1200, Dyna, Softail, Road King, and Freewheeler, this cap features a right-hand thread and O-ring seal to prevent oil leaks. Its easy installation makes it convenient for you to replace your gas tank cap without any hassle. The package includes one black motorcycle gas tank oil cap, ensuring you have everything you need for a quick upgrade.

This gas cap is CNC machined from 6061 Billet aluminum and chrome plated to withstand different weather conditions. It has a vented design in both directions to prevent gas tank pressure build up. The cap is non-ratcheting and compatible with 1982 and later Harley Davidson tanks, along with other custom tanks, except for '82-'99 2 Piece "Fat Bob" Tanks.

The Sresk Fuel Cap is designed to fit various Harley models, providing a non-vented solution for your motorcycle's fuel tank. With a unique 3D skull pattern, it enhances the visual appeal of your bike while ensuring a snug fit thanks to its thickened rubber O-ring. The cap features a knurled edge that allows for easy installation and excellent grip, making it user-friendly. Made from durable CNC 6061 aluminum, this cap is built to resist rust and wear, ensuring long-lasting performance for your rides.

HDBUBALUS Gas Cap Crown is a chrome CNC billet aluminum cover with a rubber bottom, featuring right-hand threads for Harley Sportster Dyna Touring Road King Softail Trike Freewheeler FLRT. The high-quality vented design ensures balanced air pressure in the tank for safety while riding. The king crown design adds a customized look to your Harley. Easy installation, although instructions are not included. Each package includes 1 gas tank oil cap with O-rings.

This Black Pop-Up Gas Cap for 1982+ Harley motorcycles is made from Billet Aluminum, with a textured black finish, and is vented with right-hand threads. The pop-up feature is activated by pushing the center portion of the cap downward and rotating it a quarter of a turn. The knurled edge allows easy removal of the screw-in cap. It includes a gasket for a leak-free seal on 1982 and later Harley Davidson tanks, as well as many other custom tanks. Replaces HD# 61103-83A.

The BRZOXIN Gas Cap is a stylish upgrade for your Harley motorcycle, fitting various models from 1992 to 2018. It features a striking 3D embossed skeleton design, giving your ride a fierce look that stands out on the road. Made from durable CNC 6061 aluminum, this cap is not only sleek but also built to last. The anti-slip knurled design ensures you can easily grip and tighten it, while the thick rubber O-ring guarantees a secure seal against leaks. Installation is quick and hassle-free, enhancing both the appearance and functionality of your bike.