Check the listing for details. NGK - Iridium IX Spark Plug (CR9EIX) 3521. Condition: New. Listed at 14.62 USD. NGK - Iridium IX Spark Plug (CR9EIX) 3521 PRODUCT DETAILS NGK's IX Iridium Series plugs were designed specifically for the performance enthusiast. Fine Wire Center Electrode Ensures High Durability and a Consistently Stable Spark Iridium Alloy has an Extremely High Melting Point, Perfect for Today's High-Tech, High Performance Engines Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties Corrugated Ribs Prevent Flashover Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer Copper Core Aids in Heat Removal Triple Seals Prevent Leakage FITMENTS 2011-2016 Aprilia Dorsoduro 1200 2010 Aprilia RSV4 Factory 2011-2016 Aprilia Tuono 1000 R RSV V4 APRC ABS 2015-2019 Aprilia Tuono V4 1100 Factory 2015-2019 Aprilia Tuono V4 1100 RR 2011-2014 Aprilia Tuono V4 R 2019 Arctic Cat Bearcat 7000 XT w/154" Track 2019 Arctic Cat Pantera 7000 Limited w/146" Track 2019 Arctic Cat Pantera 7000 XT Limited w/154" Track 2019 Arctic Cat ZR 7000 2015 Arctic Cat ZR 7000 LXR 2016-2017 Arctic Cat ZR 7000 LXR w/137" Track 2019 Arctic Cat ZR 7000 Limited iACT w/137" Track 2015 Arctic Cat ZR 7000 Sno Pro Limited w/129" Track 2016 Arctic Cat ZR 7000 Sno Pro Limited w/129" Track 2016 Arctic Cat ZR 7000 Sno Pro w/129" Track 2016-2018 Arctic Cat ZR 7000 Sno Pro w/137" Track 2019 Arctic Cat ZR 7000 w/137" Track 2008-2013 BMW G 450 X 2008 Benelli TNT 1130 2008 Benelli Tre-K 1130 2009-2010 Buell 1125 CR 2008-2010 Buell 1125 R 2004-2005 Ducati ST3 2005-2007 Ducati ST3 992 2006-2007 Ducati ST3 992 S 2017-2020 Harley-Davidson CVO Electra Glide Ultra Limited FLHTKSE 2018-2020 Harley-Davidson CVO Road Glide Custom FLTRXSE 2017-2020 Harley-Davidson CVO Street Glide FLHXSE 2017-2020 Harley-Davidson Electra Glide Police FLHTPI 2019-2020 Harley-Davidson Electra Glide Standard EFI FLHTI 2017-2019 Harley-Davidson Electra Glide Ultra Classic EFI FLHTCUI 2017-2020 Harley-Davidson Electra Glide Ultra Limited FLHTK 2017-2019 Harley-Davidson Electra Glide Ultra Limited Low FLHTKL 2017-2020 Harley-Davidson Freewheeler FLRT 2017-2020 Harley-Davidson Road Glide Custom FLTRX 2020 Harley-Davidson Road Glide Limited FLTRK 2017-2020 Harley-Davidson Road Glide Special FLTRXS 2017-2019 Harley-Davidson Road Glide Ultra FLTRU 2017-2020 Harley-Davidson Road King EFI FLHR 2017-2020 Harley-Davidson Road King Special FLHRXS 2015-2020 Harley-Davidson Street 500 XG 2015-2020 Harley-Davidson Street 750 XG 2017-2020 Harley-Davidson Street Glide EFI FLHX 2017-2020 Harley-Davidson Street Glide Special FLHXS 2017-2020 Harley-Davidson Street Rod 750 A XG 2017 Harley-Davidson Tri Glide Ultra Classic FLHTCUTG 2013-2017 Husaberg FE 250 2011-2012 Husqvarna SM 449 R 2011 Husqvarna SM 511 R 2008-2011 Husqvarna SMR 450 R 2011-2012 Husqvarna SMR 511 2009-2011 Husqvarna TC 250 2011-2015 Husqvarna TC 449 2009-2011 Husqvarna TE 250 2009-2010 Husqvarna TE 310 2011-2016 Husqvarna TE 449 2013-2017 Husqvarna TE 450 2011-2016 Husqvarna TE 511 2010-2020 KTM 250 EXC-F Six Days 2007-2010 KTM 250 EXF 2005-2020 KTM 250 SX 2006-2012 KTM 250 SX-F 2010-2018 KTM 250 XCF-W 2011 KTM 250 XCF-W 4-Stroke 2010-2016 KTM 250 XCF-W Champions Edition 2014-2019 KTM 450 Rally Factory Replica 2005-2016 KTM 450 SMR 2009-2019 KTM 450 SX 2007-2011 KTM 450 SX-F 2009-2015 KTM 505 SX 2007-2019 KTM 505 SX-F 1990-1996 Kawasaki Ninja ZX-11 2004-2005 Kawasaki Ninja ZX-12R 2003 Kawasaki Ninja ZX-6 RR 1995-1997 Kawasaki Ninja ZX-6R 1993-1994 Kawasaki ZR 1100 A 2001-2005 Kawasaki ZRX 1200 R 1993-2002 Kawasaki ZX 600E Ninja 2002-2005 Kawasaki ZX-12C ZZ-R1200 2003-2004 Kawasaki ZX-6 ZZR 600 1989-1995 Kawasaki ZX-7 Ninja 1996-1997 Kawasaki ZX-7 RR Ninja 2009 MV Agusta Brutale 1078 RR 2006-2008 MV Agusta Brutale 910 R 2006-2008 MV Agusta Brutale 910 S 2009 MV Agusta F4 1078 RR 2001-2007 Suzuki DR-Z 250 1999-2007 Suzuki GSX 1300 R Hayabusa 2001-2005 Suzuki GSX-R 1000 1993-1998 Suzuki GSX-R 1100 1993-1998 Suzuki GSX-R 1100 W 1997-2007 Suzuki GSX-R 600 1996-2007 Suzuki GSX-R 750 1994-1996 Suzuki RF 600 R 1994-1997 Suzuki RF 900 R 1999-2002 Suzuki SV 650 2001-2002 Suzuki SV 650 S 1998-2002 Suzuki TL 1000 R 1997 Suzuki VZ 800 Marauder 2005 Triumph Daytona 650 2006-2008 Triumph Daytona 675 2002-2006 Triumph Daytona 955 I 2016-2019 Triumph Tiger 800 XRT 2003-2004 Yamaha Apex Mountain 1000 2009 Yamaha FZ1 1989-1990 Yamaha FZR 600 2010-2015 Yamaha Phazer 500 2010 Yamaha Phazer 500 Mountain Lite 2004 Yamaha RX Warrior 1000 2003-2004 Yamaha RX-1 1000 2003-2004 Yamaha RX-1 ER 1000 2019 Yamaha SR Viper LTX SE w/137" Track 2019 Yamaha SR Viper LTX SE w/141" Track 1049 1997-2006 Yamaha TT-R 250 2010-2014 Yamaha Venture 500 Lite 2010-2018 Yamaha Venture 500 MP 1994-2007 Yamaha YZF 600 R 1993-1998 Yamaha YZF 750 R 2015-2018 Yamaha YZF-R25 Brand NGK MPN 3521 Product Name Spark Plug Type Resistor Hex Size 16 mm | 5/8" Style CR9EIX Model Iridium IX Terminal Configuration Threaded Stud Center Electrode Projection Non-Projected Electrode Tip Material Iridium Center Electrode Type Necked Down Ground Electrode Configuration Single Ground Electrode Shape Grooved Thread Reach 19.1 mm | 3/4" Heat Range 9 Spark Gap 0.031" | 0.8 mm Electrical Resistance 5k Ohms Units Each Riding Style ATV | Adventure Touring / Dual-Sport | Off-Road | Snow | Street | UTV | Watercraft Condition NEW in original retail package We are an authorized NGK dealer. 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