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3000+ Triumph Parts & Accessories
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We know when customers receive their orders there is always the possibility of needing to exchange or return items for a refund. Rest assured if you need to, we make it simple. See T&C's for more details.

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Price Match Promise 
We offer a price match promise on all items we sell. Use the "Seen it cheaper?" option found on the product pages to request a price match.

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ARH Custom Custom Motorcycle Parts and Accessories ARH Custom Custom Motorcycle Parts and Accessories

NGK Spark Plugs Spark-plug LMAR8A-9 (4313)

  • NGK Spark Plugs Spark-plug LMAR8A-9 (4313)vehicle specific
£14.84 inc.VAT
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Seen it cheaper elsewhere?

Our Price Promise

Seen this item cheaper on another website? Let us try and match it!

We do our upmost to keep our prices competitive but due to the number of items we sell, you may occasionally find a better price advertised elsewhere. If you have seen a cheaper price on another website let us know by filling in this form. If we’re able to match the price, we’ll look to respond via email with a unique discount code within 1 hour (during working hours) so you're not waiting too long.

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Please note:

  1. The item must be identical to the one on our website listing and must show as being available.
  2. Price match applies to items sourced from authorised UK retailers only, not private sellers.
  3. Prices will only be matched from UK based websites with prices in GBP.
  4. ARH Custom reserve the right to price match only one of each item per customer.
  5. ARH Custom reserve the right to withdraw the price match policy at any time.

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Estimated shipping date between 5 May and 8 May.

Usually ships in 3-6 business days

All orders are shipped out of our UK premises. Estimated shipping date between 5 May and 8 May.

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About Shipping Costs

Shipping Cost

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Spark Plug

  • Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
  • Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
  • Triple seals prevent leakage
  • Corrugated ribs prevent flashover
  • Copper core aids in heat removal

Specifications +

Spark Gap Imperial: 0.031"
Ground Electrode Shape: Standard
Type: Resistor
Style: Standard
Electrical Resistance: 5k Ohms
Product Name: Spark Plug
Spark Gap: 0,8 mm (0,031")
Spark Gap Metric: 0.8 mm
Units: Each
Hex Size: 14,3 mm (9/16")
Center Electrode Type: Standard
Ground Electrode Configuration: Single
Center Electrode Projection: Projected
Model: LMAR8A-9
Terminal Configuration: Solid Terminal
Electrode Tip Material: Nickel Alloy
Thread Size: 10 mm
Heat Range: 8
Thread Reach: 26,5 mm (1-1/32")

Part numbers +

  • 21030225

Fitment +

    CAN AM (BRP)
  • MAVERICK 1000 R EFI 4X4 Max: 2013-2015
  • MAVERICK 1000 R EFI 4X4 Max DPS: 2016, 2018
  • MAVERICK 1000 R EFI 4X4 Max X rs: 2013
  • MAVERICK 1000 R EFI 4X4 Max X rs DPS: 2014-2016
  • HONDA
  • CB 1100: 2013-2014
  • CB 1100 ABS: 2013-2016
  • CB 1100 EX ABS: 2014-2016
  • NSS 250 ABS Forza: 2008-2020
  • NSS 300 ABS Forza: 2013-2020
  • NSS 300 Forza: 2013-2017
  • SH 300 I: 2007-2016
  • SH 300 I ABS: 2008-2017
  • HUSQVARNA
  • NUDA 900: 2012
  • NUDA 900 ABS: 2013
  • NUDA 900 R: 2012
  • NUDA 900 R ABS: 2013
  • TRIUMPH
  • BONNEVILLE 1200 SPEEDMASTER ABS: 2018-2026
  • BONNEVILLE 1200 SPEEDMASTER ABS Chrome Edition: 2023
  • BONNEVILLE 1200 SPEEDMASTER ABS Gold Line: 2022
  • BONNEVILLE 1200 SPEEDMASTER ABS Icon Edition: 2025
  • BONNEVILLE 1200 T120 ABS: 2016-2026
  • BONNEVILLE 1200 T120 ABS Black: 2016-2024, 2026
  • BONNEVILLE 1200 T120 ABS Black Gold Line: 2022
  • BONNEVILLE 1200 T120 ABS Bud Ekins: 2020
  • BONNEVILLE 1200 T120 ABS Chrome Edition: 2023
  • BONNEVILLE 1200 T120 ABS Elvis Limited Edition: 2025
  • BONNEVILLE 1200 T120 ABS Evel Knievel Edition: 2025
  • BONNEVILLE 1200 T120 ABS Gold Line: 2022-2023
  • BONNEVILLE 1200 T120 ABS Icon Edition: 2025
  • BONNEVILLE 900 T100 ABS: 2017-2026
  • BONNEVILLE 900 T100 ABS Black: 2017-2020
  • BONNEVILLE 900 T100 ABS Bud Ekins: 2020
  • BONNEVILLE 900 T100 ABS Chrome Edition: 2023
  • BONNEVILLE 900 T100 ABS Gold Line: 2022-2023
  • BONNEVILLE 900 T100 ABS Icon Edition: 2025
  • BONNEVILLE BOBBER 1200 ABS: 2017-2020, 2023-2026
  • BONNEVILLE BOBBER 1200 ABS Black: 2018-2022
  • BONNEVILLE BOBBER 1200 ABS Chrome Edition: 2023
  • BONNEVILLE BOBBER 1200 ABS Gold Line: 2022
  • BONNEVILLE BOBBER 1200 ABS Icon Edition: 2025
  • BONNEVILLE BOBBER 1200 TFC ABS Factory Custom: 2020
  • SCRAMBLER 1200 X: 2025-2026
  • SCRAMBLER 1200 X Icon Edition: 2025
  • SCRAMBLER 1200 XC: 2019-2024
  • SCRAMBLER 1200 XC Gold Line: 2022-2023
  • SCRAMBLER 1200 XE: 2019-2026
  • SCRAMBLER 1200 XE Bond Edition: 2020
  • SCRAMBLER 1200 XE Chrome Edition: 2023
  • SCRAMBLER 1200 XE Gold Line: 2022
  • SCRAMBLER 1200 XE Icon Edition: 2025
  • SCRAMBLER 900 ABS: 2023-2026
  • SCRAMBLER 900 ABS Chrome Edition: 2023
  • SCRAMBLER 900 ABS Icon Edition: 2025
  • SPEED TWIN 1200 ABS: 2019-2025
  • SPEED TWIN 1200 ABS Breitling Limited Edition: 2023
  • SPEED TWIN 1200 RS ABS: 2025
  • SPEED TWIN 900 ABS: 2023-2025
  • SPEED TWIN 900 ABS Chrome Edition: 2023
  • STREET CUP 900 ABS: 2017-2020
  • STREET TWIN 900 ABS: 2016-2022
  • THRUXTON 1200 ABS: 2016-2020
  • THRUXTON 1200 ABS Final Edition: 2024
  • THRUXTON 1200 R ABS: 2016-2020
  • THRUXTON 1200 RS ABS: 2020-2024
  • THRUXTON 1200 RS ABS Chrome Limited Edition: 2023
  • THRUXTON 1200 RS ABS Ton Up Special Edition: 2022
  • THRUXTON 1200 TFC ABS Factory Custom: 2019-2020
  • YAMAHA
  • CZD 300 A X-Max: 2017-2022
  • CZD 300 A X-Max Iron Max: 2019
  • CZD 300 A X-Max Tech Max: 2020-2022
  • MT-03 ABS: 2018-2026
  • MT-07: 2014-2016
  • MT-07 ABS: 2014-2026
  • MT-07 ABS Moto Cage: 2015
  • MT-07 ABS Pure: 2023-2024
  • MT-07 ABS Tracer: 2016-2019
  • MT-07 ABS Tracer 7: 2020-2026
  • MT-07 ABS Tracer 7 GT: 2025-2026
  • MT-07 ABS Tracer 7 GT Y-AMT: 2025-2026
  • MT-07 ABS Tracer 7 Y-AMT: 2025-2026
  • MT-07 ABS Y-AMT: 2025-2026
  • MT-07 GT ABS Tracer 7 GT: 2021-2024
  • MT-07 GT ABS Tracer GT: 2019
  • MT-07 Moto Cage: 2015
  • XMAX 300 ASP X-Max Tech Max: 2023-2024
  • XMAX 300 X-Max: 2023-2024
  • XSR 700 ABS: 2016-2026
  • XSR 700 ABS Legacy: 2023-2024
  • XSR 700 ABS X Tribute: 2019-2020, 2022
  • XTZ 690 SP Tenere 700 Rally Edition: 2021-2022
  • XTZ 690 Tenere 700: 2019-2022
  • XTZ 690 Tenere 700 World Raid: 2022
  • XTZ 700 D Tenere 700 World Raid: 2023-2024
  • XTZ 700 DSP Tenere 700 World Rally: 2023
  • XTZ 700 SP Tenere 700 Rally Edition: 2023
  • XTZ 700 T Tenere 700 Explore Edition: 2023-2024
  • XTZ 700 Tenere 700: 2023-2024
  • XTZ 700 X Tenere 700 Extreme Edition: 2023-2024
  • YXE 850 Wolverine X2: 2019-2020
  • YXE 850 Wolverine X2 Alu: 2021-2022
  • YXE 850 Wolverine X2 R-Spec: 2019-2024
  • YXE 850 Wolverine X2 R-Spec SE: 2019-2020
  • YXE 850 Wolverine X2 R-Spec SE ALU: 2019-2020
  • YXE 850 Wolverine X2 R-Spec XT-R: 2020
  • YXE 850 Wolverine X2 SE: 2023-2024
  • YXE 850 Wolverine X2 XT-R: 2021-2025
  • YXF 850 Wolverine X4: 2018-2022
  • YXF 850 Wolverine X4 R-Spec: 2021-2024
  • YXF 850 Wolverine X4 SE: 2018-2020, 2023-2024
  • YXF 850 Wolverine X4 XT-R: 2020-2025
  • YZF-R3: 2017-2019
  • YZF-R3 ABS: 2017-2021
  • YZF-R7 ABS: 2022-2025
  • YZF-R7 ABS World GP 60th Anniversary: 2022

Delivery +

All orders are shipped with either DPD, Fedex, UPS, DHL or Royal Mail. The courier used to ship your order is determined by ourselves once your order has been placed and normally depends on the size, volume and the shipping destination. The selected courier for your order will be quoted in your order confirmation email which you will receive once we have processed your order. Once your order has been shipped, this will be confirmed via email and you will receive a tracking number so you can keep an eye on your shipments progress.

Back In Stock Notification

Send us your email and we'll notify know when this item is available.


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Shipping Cost

To view the total cost including shipping please advance to the basket and select your shipping country.

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