CrankDex

Kawasaki KLX125, KLX125L Spark Plug

The Kawasaki KLX125, KLX125L (125cc) takes an NGK DR8EA spark plug, gapped to 0.028".

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Key takeaways

  • Spark plug: NGK DR8EA.
  • Iridium upgrade: NGK DR8EIX.
  • Gap: 0.028 inch - set it before fitting.
  • Covers 2003-2006.
Standard PlugDR8EA
Iridium UpgradeDR8EIX
Gap0.028"
Verified fitLast checked
Sources: NGK powersports application catalogue
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your Kawasaki KLX125, KLX125L

The standard plug is the exact-fit replacement. The iridium version drops into the same spot, lasts longer, and fires a little stronger for a few dollars more. Many engines take more than one - check how many cylinders you have.

Shop the DR8EA plugStandard NGK plug + multi-packsShop Upgrade: DR8EIX iridiumLonger life, stronger sparkShop

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Frequently asked

What spark plug does a Kawasaki KLX125, KLX125L take?

The Kawasaki KLX125, KLX125L takes an NGK DR8EA spark plug, gapped to 0.028 inch. The iridium upgrade is the DR8EIX.

What is the spark plug gap for a Kawasaki KLX125, KLX125L?

The spark plug gap for the Kawasaki KLX125, KLX125L is 0.028 inch. Check and set the gap before fitting a new plug - most powersports plugs need a small adjustment out of the box.

Can I use an iridium plug in a Kawasaki KLX125, KLX125L?

Yes. The DR8EIX is the iridium version of the DR8EA - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.

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