NGK Spark Plugs Iridium IX Spark Plug - CR9EIX
NGK Spark Plugs
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Product Details
NGK Spark Plugs Iridium IX Spark Plug - CR9EIX. Fits 22 Harley-Davidson models from 2015 to 2022, including the Electra Glide Police FLHTPI, FLHR Road King and FLHRXS Road King Special. Manufacturer part number 3521.
Features
- The ultimate in the evolution of spark plug technology and performance from the industry leader
- The iridium electrode is 25% smaller than a platinum electrode, and it's just 1/4 the size of a conventional nickel electrode
- Ultra-small diameter center electrode reduces voltage requirement and extends ignition system life
- New metal shell plating has enhanced anti-corrosion qualities
Specifications
- Vendor Part Number
- 3521
- Package Height
- 0.86
- Package Length
- 3.34
- Package Width
- 0.94
- Brand
- NGK Spark Plugs
- Parts Unlimited #
- CR9EIX
- Center Electrode Projection
- Non-Projected
- Center Electrode Type
- Necked Down
- Electrical Resistance
- 5k Ohms
- Electrode Tip Material
- Iridium
- Ground Electrode Configuration
- Single
- Ground Electrode Shape
- Grooved
- Heat Range
- 9
- Hex Size
- 16 mm
- Model
- CR9EIX
- Riding Style
- Off-Road
- Spark Gap (in)
- 0.031"
- Spark Gap (Metric)
- 0.8 mm
- Style
- Iridium IX
- Terminal Configuration
- Threaded Stud
- Thread Reach
- 19.1 mm
- Type
- Resistor
- Unit of Measure
- Each
Fitment
149 vehicles| Year | Make | Make / Model Model |
|---|---|---|
| 2009 - 2010 | Buell |
Buell 1125CR 1125CR |
| 2008 - 2010 | Buell |
Buell 1125R 1125R |
| 2010 - 2020 | KTM |
KTM 250 EXC-F Six Days 250 EXC-F Six Days |
| 2007 - 2010 | KTM |
KTM 250 EXF 250 EXF |
| 2005 - 2020 | KTM |
KTM 250 SX 250 SX |
| 2006 - 2012 | KTM |
KTM 250 SX-F 250 SX-F |
| 2010 - 2018 | KTM |
KTM 250 XCF-W 250 XCF-W |
| 2011 | KTM |
KTM 250 XCF-W 4-Stroke 250 XCF-W 4-Stroke |
| 2010 - 2016 | KTM |
KTM 250 XCF-W Champions Edition 250 XCF-W Champions Edition |
| 2014 - 2019 | KTM |
KTM 450 Rally Factory Replica 450 Rally Factory Replica |
| 2005 - 2016 | KTM |
KTM 450 SMR 450 SMR |
| 2011 - 2019 | KTM |
KTM 450 SX 450 SX |
| 2007 - 2011 | KTM |
KTM 450 SX-F 450 SX-F |
| 2009 - 2010 | KTM |
KTM 450SX 450SX |
| 2011 - 2015 | KTM |
KTM 505 SX 505 SX |
| 2007 - 2019 | KTM |
KTM 505 SX-F 505 SX-F |
| 2009 - 2010 | KTM |
KTM 505SX 505SX |
| 2003 - 2004 | Yamaha |
Yamaha Apex Mountain 1000 Apex Mountain 1000 |
| 2019 | Arctic Cat |
Arctic Cat Bearcat 7000 XT Bearcat 7000 XT |
| 2009 | MV Agusta |
MV Agusta Brutale 1078RR Brutale 1078RR |
| 2006 - 2008 | MV Agusta |
MV Agusta Brutale 910 R Brutale 910 R |
| 2006 - 2008 | MV Agusta |
MV Agusta Brutale 910 S Brutale 910 S |
| 2017 | Honda |
Honda CRF1000L Africa Twin CRF1000L Africa Twin |
| 2017 | Honda |
Honda CRF1000L Africa Twin DCT CRF1000L Africa Twin DCT |
| 2001 - 2007 | Suzuki |
Suzuki DR-Z250 DR-Z250 |
| 2005 | Triumph |
Triumph Daytona 650 Daytona 650 |
| 2006 - 2008 | Triumph |
Triumph Daytona 675 Daytona 675 |
| 2002 - 2006 | Triumph |
Triumph Daytona 955i Daytona 955i |
| 2011 - 2016 | Aprilia |
Aprilia Dorsoduro 1200 Dorsoduro 1200 |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson Electra Glide Police FLHTPI Electra Glide Police FLHTPI |
| 2009 | MV Agusta |
MV Agusta F4 1078 RR F4 1078 RR |
| 2015 - 2017 | Husaberg |
Husaberg FE 250 FE 250 |
| 2014 | Husqvarna |
Husqvarna FE250 FE250 |
| 2013 | Husaberg |
Husaberg FE250 FE250 |
| 2017 - 2022 | Harley-Davidson |
Harley-Davidson FLHR Road King FLHR Road King |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLHRXS Road King Special FLHRXS Road King Special |
| 2019 - 2020 | Harley-Davidson |
Harley-Davidson FLHT Electra Glide Standard FLHT Electra Glide Standard |
| 2017 - 2019 | Harley-Davidson |
Harley-Davidson FLHTCU Electra Glide Ultra Classic FLHTCU Electra Glide Ultra Classic |
| 2017 | Harley-Davidson |
Harley-Davidson FLHTCUTG Tri Glide Ultra FLHTCUTG Tri Glide Ultra |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLHTK Ultra Limited FLHTK Ultra Limited |
| 2017 - 2019 | Harley-Davidson |
Harley-Davidson FLHTKL Ultra Limited Low FLHTKL Ultra Limited Low |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLHTKSE CVO Limited FLHTKSE CVO Limited |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLHX Street Glide FLHX Street Glide |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLHXS Street Glide Special FLHXS Street Glide Special |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLHXSE CVO Street Glide FLHXSE CVO Street Glide |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLRT Freewheeler FLRT Freewheeler |
| 2020 | Harley-Davidson |
Harley-Davidson FLTRK Road Glide Limited FLTRK Road Glide Limited |
| 2017 - 2019 | Harley-Davidson |
Harley-Davidson FLTRU Road Glide Ultra FLTRU Road Glide Ultra |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLTRX Road Glide FLTRX Road Glide |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson FLTRXS Road Glide Special FLTRXS Road Glide Special |
| 2018 - 2020 | Harley-Davidson |
Harley-Davidson FLTRXSE CVO Road Glide FLTRXSE CVO Road Glide |
| 2018 - 2020 | Harley-Davidson |
Harley-Davidson FXBB Street Bob 107 FXBB Street Bob 107 |
| 1989 - 1990 | Yamaha |
Yamaha FZR 600 FZR 600 |
| 2009 | Yamaha |
Yamaha FZS1000 FZ1 FZS1000 FZ1 |
| 2011 - 2013 | BMW |
BMW G 450 X G 450 X |
| 2008 - 2010 | BMW |
BMW G450X G450X |
| 1993 - 1998 | Suzuki |
Suzuki GSX-R 1100 W GSX-R 1100 W |
| 2001 - 2005 | Suzuki |
Suzuki GSX-R1000 GSX-R1000 |
| 1993 - 1998 | Suzuki |
Suzuki GSX-R1100 GSX-R1100 |
| 1997 - 2007 | Suzuki |
Suzuki GSX-R600 GSX-R600 |
| 1996 - 2007 | Suzuki |
Suzuki GSX-R750 GSX-R750 |
| 1999 - 2007 | Suzuki |
Suzuki GSX1300R Hayabusa GSX1300R Hayabusa |
| 2003 - 2007 | Kawasaki |
Kawasaki JT1200 STX-12F JT1200 STX-12F |
| 2009 - 2010 | Kawasaki |
Kawasaki JT1500 STX JT1500 STX |
| 2004 - 2018 | Kawasaki |
Kawasaki JT1500 STX-15F JT1500 STX-15F |
| 2007 - 2012 | Kawasaki |
Kawasaki JT1500 Ultra LX JT1500 Ultra LX |
| 2015 - 2018 | Yamaha |
Yamaha PZ50 Venture MP PZ50 Venture MP |
| 2010 - 2013 | Yamaha |
Yamaha PZ50VT Venture Lite PZ50VT Venture Lite |
| 2019 | Arctic Cat |
Arctic Cat Pantera 7000 Limited Pantera 7000 Limited |
| 2019 | Arctic Cat |
Arctic Cat Pantera 7000 XT Limited Pantera 7000 XT Limited |
| 2010 - 2015 | Yamaha |
Yamaha Phazer 500 Phazer 500 |
| 2010 | Yamaha |
Yamaha Phazer 500 Mountain Lite Phazer 500 Mountain Lite |
| 1994 - 1996 | Suzuki |
Suzuki RF600 RF600 |
| 1994 - 1997 | Suzuki |
Suzuki RF900 RF900 |
| 2013 | Yamaha |
Yamaha RPZ50 Venture MP RPZ50 Venture MP |
| 2010 | Aprilia |
Aprilia RSV4 Factory RSV4 Factory |
| 2003 - 2004 | Yamaha |
Yamaha RX10 RX-1 RX10 RX-1 |
| 2003 - 2004 | Yamaha |
Yamaha RX10R RX-1 ER RX10R RX-1 ER |
| 2004 | Yamaha |
Yamaha RXW10 RX Warrior RXW10 RX Warrior |
| 2012 | Husqvarna |
Husqvarna SM 449 R SM 449 R |
| 2011 | Husqvarna |
Husqvarna SM 511 R SM 511 R |
| 2011 | Husqvarna |
Husqvarna SMR 449 SMR 449 |
| 2008 - 2011 | Husqvarna |
Husqvarna SMR 450 R SMR 450 R |
| 2011 - 2012 | Husqvarna |
Husqvarna SMR 511 SMR 511 |
| 2019 | Yamaha |
Yamaha SR Viper LTX SE w/137" Track SR Viper LTX SE w/137" Track |
| 2019 | Yamaha |
Yamaha SR Viper LTX SE w/141" Track SR Viper LTX SE w/141" Track |
| 2004 - 2005 | Ducati |
Ducati ST3 ST3 |
| 2005 - 2007 | Ducati |
Ducati ST3 992 ST3 992 |
| 2006 - 2007 | Ducati |
Ducati ST3 992 S ST3 992 S |
| 1999 - 2002 | Suzuki |
Suzuki SV650 SV650 |
| 2001 - 2002 | Suzuki |
Suzuki SV650S SV650S |
| 2014 - 2015 | Husqvarna |
Husqvarna TC 449 TC 449 |
| 2009 - 2011 | Husqvarna |
Husqvarna TC250 TC250 |
| 2011 - 2013 | Husqvarna |
Husqvarna TC449 TC449 |
| 2014 - 2016 | Husqvarna |
Husqvarna TE 449 TE 449 |
| 2013 - 2017 | Husqvarna |
Husqvarna TE 450 TE 450 |
| 2014 - 2016 | Husqvarna |
Husqvarna TE 511 TE 511 |
| 2009 - 2011 | Husqvarna |
Husqvarna TE250 TE250 |
| 2009 - 2010 | Husqvarna |
Husqvarna TE310 TE310 |
| 2011 - 2013 | Husqvarna |
Husqvarna TE449 TE449 |
| 2011 - 2013 | Husqvarna |
Husqvarna TE511 TE511 |
| 1998 - 2002 | Suzuki |
Suzuki TL1000R TL1000R |
| 2008 | Benelli |
Benelli TNT 1130 TNT 1130 |
| 1997 - 1998 | Yamaha |
Yamaha TT-R 250 TT-R 250 |
| 1999 - 2006 | Yamaha |
Yamaha TTR250 TTR250 |
| 2016 - 2019 | Triumph |
Triumph Tiger 800 XRT Tiger 800 XRT |
| 2008 | Benelli |
Benelli Tre 1130 K Tre 1130 K |
| 2011 - 2016 | Aprilia |
Aprilia Tuono 1000 R RSV V4 APRC ABS Tuono 1000 R RSV V4 APRC ABS |
| 2018 - 2019 | Aprilia |
Aprilia Tuono V4 1100 Factory Tuono V4 1100 Factory |
| 2015 - 2017 | Aprilia |
Aprilia Tuono V4 1100 Factory ABS Tuono V4 1100 Factory ABS |
| 2018 - 2019 | Aprilia |
Aprilia Tuono V4 1100 RR Tuono V4 1100 RR |
| 2015 - 2017 | Aprilia |
Aprilia Tuono V4 1100 RR ABS Tuono V4 1100 RR ABS |
| 2011 - 2014 | Aprilia |
Aprilia Tuono V4 R Tuono V4 R |
| 2012 - 2013 | Aprilia |
Aprilia Tuono V4 R APRC Tuono V4 R APRC |
| 2014 | Aprilia |
Aprilia Tuono V4 R APRC ABS Tuono V4 R APRC ABS |
| 2009 - 2015 | Kawasaki |
Kawasaki Ultra 160LX Ultra 160LX |
| 1997 | Suzuki |
Suzuki VZ800 Marauder VZ800 Marauder |
| 2014 | Yamaha |
Yamaha Venture 500 Lite Venture 500 Lite |
| 2010 - 2014 | Yamaha |
Yamaha Venture 500 MP Venture 500 MP |
| 2015 - 2020 | Harley-Davidson |
Harley-Davidson XG500 Street 500 XG500 Street 500 |
| 2015 - 2020 | Harley-Davidson |
Harley-Davidson XG750 Street 750 XG750 Street 750 |
| 2017 - 2020 | Harley-Davidson |
Harley-Davidson XG750A Street Rod XG750A Street Rod |
| 1994 | Yamaha |
Yamaha YZF 600 R YZF 600 R |
| 1993 | Yamaha |
Yamaha YZF 750 R YZF 750 R |
| 2015 - 2018 | Yamaha |
Yamaha YZF-R25 YZF-R25 |
| 1995 - 2007 | Yamaha |
Yamaha YZF600R YZF600R |
| 1994 - 1998 | Yamaha |
Yamaha YZF750R YZF750R |
| 2015 | Arctic Cat |
Arctic Cat ZR 7000 Sno Pro Limited w/129" Track ZR 7000 Sno Pro Limited w/129" Track |
| 1994 | Kawasaki |
Kawasaki ZR 1100 A ZR 1100 A |
| 2019 | Arctic Cat |
Arctic Cat ZR 7000 ZR 7000 |
| 2019 | Arctic Cat |
Arctic Cat ZR 7000 137 ZR 7000 137 |
| 2015 | Arctic Cat |
Arctic Cat ZR 7000 LXR ZR 7000 LXR |
| 2016 - 2017 | Arctic Cat |
Arctic Cat ZR 7000 LXR 137 ZR 7000 LXR 137 |
| 2019 | Arctic Cat |
Arctic Cat ZR 7000 Limited 137 iACT ZR 7000 Limited 137 iACT |
| 2016 | Arctic Cat |
Arctic Cat ZR 7000 Sno Pro 1.25" w/129" Track ZR 7000 Sno Pro 1.25" w/129" Track |
| 2016 - 2018 | Arctic Cat |
Arctic Cat ZR 7000 Sno Pro 1.25" w/137" Track ZR 7000 Sno Pro 1.25" w/137" Track |
| 2016 | Arctic Cat |
Arctic Cat ZR 7000 Sno Pro Limited w/129" Track ZR 7000 Sno Pro Limited w/129" Track |
| 1993 | Kawasaki |
Kawasaki ZR1100 ZR1100 |
| 2001 - 2005 | Kawasaki |
Kawasaki ZRX1200 ZRX1200 |
| 1991 - 1993 | Kawasaki |
Kawasaki ZX-7 Ninja ZX-7 Ninja |
| 1990 - 1996 | Kawasaki |
Kawasaki ZX1100 Ninja ZX-11 ZX1100 Ninja ZX-11 |
| 2004 - 2005 | Kawasaki |
Kawasaki ZX1200 Ninja ZX-12R ZX1200 Ninja ZX-12R |
| 1993 - 2002 | Kawasaki |
Kawasaki ZX600 Ninja ZX-6 ZX600 Ninja ZX-6 |
| 1995 - 1997 | Kawasaki |
Kawasaki ZX600 Ninja ZX-6R ZX600 Ninja ZX-6R |
| 2003 | Kawasaki |
Kawasaki ZX600 Ninja ZX6-RR ZX600 Ninja ZX6-RR |
| 1989 - 1995 | Kawasaki |
Kawasaki ZX750 Ninja ZX-7 ZX750 Ninja ZX-7 |
| 1996 - 1997 | Kawasaki |
Kawasaki ZX750 Ninja ZX-7RR ZX750 Ninja ZX-7RR |
| 2003 - 2004 | Kawasaki |
Kawasaki ZZR 600 ZZR 600 |
| 2002 - 2005 | Kawasaki |
Kawasaki ZZR1200 ZZR1200 |
Fitment Disclosure
For reference only, please consult your owner’s manual to confirm your fitment.
General Safety Warning
Failure to follow the manufacturer's recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken to collect accurate fitment information, 43 Moto accepts no liability for loss or damage resulting from errors or omissions. If you believe any of the information provided is erroneous, please email [email protected].
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NGK Spark Plugs Iridium IX Spark Plug - DCPR6EIX
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