NGK LKAR8BI9 – KTM 690 Duke R 2012–2015
1 genuine NGK LKAR8BI9 Laser Iridium spark plug. The listed 690/701 engine is twin-spark and also uses one LMAR7A-9 (NGK stock 4908); this LKAR8BI9 listing is therefore one half of the complete two-plug service set.
Primary Fitment
KTM 690 Duke R, 2012–2015.
NGK lists LKAR8BI9 / stock 1553 for the KTM 690 Duke R, 2012–2015. One LKAR8BI9 is used with one LMAR7A-9.
NGK Specification
- NGK part number: LKAR8BI9
- NGK stock number: 1553
- Technology: Laser Iridium
- Thread diameter: 12 mm
- Thread reach: 26.5 mm
- Hex / wrench size: 14 mm
- Catalogue spark gap: 0.9 mm on most listed applications; 0.8 mm is listed for 690 Enduro R 2014–2018
OE & Related References
- KTM OE ignition-system reference: 60139093000
- NGK twin-spark partner plug on applicable 690 models: LMAR7A-9 / stock 4908
KTM's parts catalogue uses OE 60139093000 for the M12x1.25 heat-range-8 spark plug on relevant LC8 applications; NGK's application catalogue identifies LKAR8BI9 / 1553 for those same applications. Always confirm by VIN or fitted plug.
Verified Vehicle Fitment
- KTM 690 Duke — 2012–2015 — twin spark: 1x LKAR8BI9 + 1x LMAR7A-9
- KTM 690 Duke R — 2012–2015 — twin spark: 1x LKAR8BI9 + 1x LMAR7A-9
- KTM 690 Enduro R — 2014–2018 — twin spark: 1x LKAR8BI9 + 1x LMAR7A-9
- KTM 990 Adventure — 2008–2012 — 2x LKAR8BI9
- KTM 990 Adventure R — 2009–2012 — 2x LKAR8BI9
- KTM 990 Supermoto — 2011–2013 — 2x LKAR8BI9
- KTM 990 Supermoto R — 2012–2013 — 2x LKAR8BI9
- Husqvarna 701 Enduro — 2016 — 1x LKAR8BI9 in twin-spark system
- Husqvarna 701 Supermoto — 2016 — 1x LKAR8BI9 in twin-spark system
Compatibility Check
Confirm LKAR8BI9 / stock 1553, the exact model year and the motorcycle's ignition layout before ordering. Do not assume all KTM 690, 990 or Husqvarna 701 models use the same plug because specifications changed between model generations.
Google Search Terms / Product Identifiers
NGK LKAR8BI9, NGK 1553, KTM 60139093000, KTM 690 spark plug, KTM 690 Duke spark plug, KTM 690 Enduro R spark plug, KTM 990 Adventure spark plugs, KTM 990 Supermoto spark plugs, Husqvarna 701 spark plug, Laser Iridium motorcycle spark plug.
Delivery & Returns
- Free UK delivery with an estimated 2–3 working-day service
- 30-day returns, subject to the item being returned in its original condition