Acerbis Gas Cap KTM All MX/Enduro

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  • Regular price $14.99

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The Acerbis Replacement Gas Cap is the industry standard when it comes to oversized fuel tanks and unique auxiliary tanks for your KTM MX and Enduro Models. The Standard Gas Cap by Acerbis is also the same cap that comes on the Rally Raid Fuel Tanks. We've listed a Locking Version from Acerbis as a go-to option for those looking to secure their fuel from banditos.

Replacement cap, vent hose, and gasket for Acerbis fuel tanks.


  • Includes Underside Gasket
  • Standard Version Includes Vent Tube


  • Carbon cap is made of plastic and is not real carbon fiber.
  • Large fits all Acerbis fuel tanks
  • Small is a KTM OEM replacement for 2006 and older big bikes, will not fit minis.
  • Replacement is locking large cap for all Acerbis fuel tanks, not compatible with OEM or any other aftermarket fuel tanks.
  • Carbon cap will not fit XR250L / XR400L / XR650L tanks.

Select your choice from the dropdown.

  • This is a universal fit part; it may or may not fit without modification.




This product can expose you to chemicals known to the State of California known to cause Cancer or birth defects and reproductive harm. For more information go to:

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Robert W.
United States

Incorrect cap for the Nedero aux fuel tank on my KTM 990 Adv.

cap was the incorrect cap for the my aux fuel tank will sell it to a friend and look somewhere else

Wayne M.
United States

Wrong part

These guys suck products don't fit and can't send it back for refund unless you pay for return. They don't answer phones. I will never buy from them again