BMW K100 RT Spark Plug

The BMW K100 RT (1000cc) takes an NGK DR8EA spark plug, gapped to 0.020".

Shop the DR8EA plug Amazon · we may earn a commission, at no extra cost to you

Key takeaways

  • Spark plug: NGK DR8EA.
  • Iridium upgrade: NGK DR8EIX.
  • Gap: 0.020 inch - set it before fitting.
  • Covers 2009-2010.
Standard PlugDR8EA
Iridium UpgradeDR8EIX
Gap0.020"
Verified fitLast checked
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your BMW K100 RT

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.

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.

Frequently asked

What spark plug does a BMW K100 RT take?

The BMW K100 RT takes an NGK DR8EA spark plug, gapped to 0.020 inch. The iridium upgrade is the DR8EIX.

What is the spark plug gap for a BMW K100 RT?

The spark plug gap for the BMW K100 RT is 0.020 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 BMW K100 RT?

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

More parts for your BMW K100 RT

We cover the other consumables for your machine too - the exact fit, cited, in one place.

More BMW spark plugs