{"product_id":"ngk-5531-dpr6ea-9-nickel-spark-plug","title":"NGK 5531 DPR6EA-9 Nickel Spark Plug","description":"\u003ch3 data-section-id=\"hxsibk\" data-start=\"46\" data-end=\"63\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-start=\"64\" data-end=\"375\"\u003eThe NGK DPR6EA-9 is a \u003cstrong data-start=\"86\" data-end=\"116\"\u003estandard nickel spark plug\u003c\/strong\u003e designed for dependable OE performance in motorcycles and powersports applications. Built with a \u003cstrong data-start=\"214\" data-end=\"258\"\u003ecopper core and triple-seal construction\u003c\/strong\u003e, it ensures efficient heat transfer, reliable ignition, and long-lasting durability under typical riding conditions.\u003c\/p\u003e\n\u003chr data-start=\"377\" data-end=\"380\"\u003e\n\u003ch3 data-section-id=\"1sboupi\" data-start=\"382\" data-end=\"400\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"401\" data-end=\"768\"\u003e\n\u003cli data-section-id=\"1cqn50t\" data-start=\"401\" data-end=\"474\"\u003e\n\u003cstrong data-start=\"403\" data-end=\"435\"\u003eOEM-equivalent nickel design\u003c\/strong\u003e for consistent, reliable performance\u003c\/li\u003e\n\u003cli data-section-id=\"1vv3g8w\" data-start=\"475\" data-end=\"523\"\u003e\n\u003cstrong data-start=\"477\" data-end=\"498\"\u003e0.9 mm pre-gapped\u003c\/strong\u003e for quick installation\u003c\/li\u003e\n\u003cli data-section-id=\"1b5awcz\" data-start=\"524\" data-end=\"577\"\u003e\n\u003cstrong data-start=\"526\" data-end=\"545\"\u003e98% copper core\u003c\/strong\u003e for superior heat dissipation\u003c\/li\u003e\n\u003cli data-section-id=\"115hfyz\" data-start=\"578\" data-end=\"636\"\u003e\n\u003cstrong data-start=\"580\" data-end=\"602\"\u003eTriple gasket seal\u003c\/strong\u003e prevents combustion gas leakage\u003c\/li\u003e\n\u003cli data-section-id=\"ttbg4\" data-start=\"637\" data-end=\"698\"\u003e\n\u003cstrong data-start=\"639\" data-end=\"666\"\u003eTrivalent metal plating\u003c\/strong\u003e resists corrosion and seizing\u003c\/li\u003e\n\u003cli data-section-id=\"1ecyx58\" data-start=\"699\" data-end=\"768\"\u003eIdeal for engines originally equipped with \u003cstrong data-start=\"744\" data-end=\"766\"\u003enickel spark plugs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"770\" data-end=\"773\"\u003e\n\u003ch3 data-section-id=\"e5mrjc\" data-start=\"775\" data-end=\"795\"\u003eSpecifications\u003c\/h3\u003e\n\u003cp data-start=\"797\" data-end=\"808\"\u003e\u003cstrong data-start=\"797\" data-end=\"808\"\u003eGeneral\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"809\" data-end=\"925\"\u003e\n\u003cli data-section-id=\"j4tnt2\" data-start=\"809\" data-end=\"834\"\u003ePart Number: DPR6EA-9\u003c\/li\u003e\n\u003cli data-section-id=\"socger\" data-start=\"835\" data-end=\"857\"\u003eStock Number: 5531\u003c\/li\u003e\n\u003cli data-section-id=\"rrh4cj\" data-start=\"858\" data-end=\"875\"\u003eHeat Range: 6\u003c\/li\u003e\n\u003cli data-section-id=\"1043j87\" data-start=\"876\" data-end=\"905\"\u003eResistor: Yes (5000 Ohms)\u003c\/li\u003e\n\u003cli data-section-id=\"64ut8p\" data-start=\"906\" data-end=\"925\"\u003ePre-Gap: 0.9 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"927\" data-end=\"936\"\u003e\u003cstrong data-start=\"927\" data-end=\"936\"\u003eShell\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"937\" data-end=\"1056\"\u003e\n\u003cli data-section-id=\"1jlyrqv\" data-start=\"937\" data-end=\"964\"\u003eThread Size: M12 x 1.25\u003c\/li\u003e\n\u003cli data-section-id=\"1rrkopk\" data-start=\"965\" data-end=\"993\"\u003eSeat Type: Flat (gasket)\u003c\/li\u003e\n\u003cli data-section-id=\"ftj7p5\" data-start=\"994\" data-end=\"1012\"\u003eReach: 19.0 mm\u003c\/li\u003e\n\u003cli data-section-id=\"1d18pl7\" data-start=\"1013\" data-end=\"1032\"\u003eHex Size: 18 mm\u003c\/li\u003e\n\u003cli data-section-id=\"xey2go\" data-start=\"1033\" data-end=\"1056\"\u003eTerminal Type: Stud\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1058\" data-end=\"1072\"\u003e\u003cstrong data-start=\"1058\" data-end=\"1072\"\u003eElectrodes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1073\" data-end=\"1200\"\u003e\n\u003cli data-section-id=\"1uxbynt\" data-start=\"1073\" data-end=\"1115\"\u003eCenter Electrode: Nickel (copper core)\u003c\/li\u003e\n\u003cli data-section-id=\"1egn37a\" data-start=\"1116\" data-end=\"1144\"\u003eGround Electrode: Nickel\u003c\/li\u003e\n\u003cli data-section-id=\"rsnolv\" data-start=\"1145\" data-end=\"1169\"\u003eConfiguration: J-gap\u003c\/li\u003e\n\u003cli data-section-id=\"12sgm36\" data-start=\"1170\" data-end=\"1200\"\u003eProjection: Mid projection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1202\" data-end=\"1205\"\u003e\n\u003ch3 data-section-id=\"biql0s\" data-start=\"1207\" data-end=\"1231\"\u003eFitment Highlights\u003c\/h3\u003e\n\u003cp data-start=\"1233\" data-end=\"1242\"\u003e\u003cstrong data-start=\"1233\" data-end=\"1242\"\u003eHonda\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1243\" data-end=\"1345\"\u003e\n\u003cli data-section-id=\"1xk6ljs\" data-start=\"1243\" data-end=\"1276\"\u003eVT750 Shadow Aero (2004–2009)\u003c\/li\u003e\n\u003cli data-section-id=\"1nwstgj\" data-start=\"1277\" data-end=\"1309\"\u003eVT750 Shadow ACE (1998–2003)\u003c\/li\u003e\n\u003cli data-section-id=\"8bt6fb\" data-start=\"1310\" data-end=\"1345\"\u003eVT750 Shadow Spirit (2007–2009)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1347\" data-end=\"1359\"\u003e\u003cstrong data-start=\"1347\" data-end=\"1359\"\u003eKawasaki\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1360\" data-end=\"1429\"\u003e\n\u003cli data-section-id=\"1v1gmtg\" data-start=\"1360\" data-end=\"1394\"\u003eVulcan 1500 series (1999–2008)\u003c\/li\u003e\n\u003cli data-section-id=\"e0otda\" data-start=\"1395\" data-end=\"1429\"\u003eVulcan 1600 series (2003–2008)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1431\" data-end=\"1441\"\u003e\u003cstrong data-start=\"1431\" data-end=\"1441\"\u003eSuzuki\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1442\" data-end=\"1493\"\u003e\n\u003cli data-section-id=\"1f76y7z\" data-start=\"1442\" data-end=\"1466\"\u003eBoulevard M95 (2005)\u003c\/li\u003e\n\u003cli data-section-id=\"ynjdx9\" data-start=\"1467\" data-end=\"1493\"\u003eVZ1600 Marauder (2004)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1495\" data-end=\"1506\"\u003e\u003cstrong data-start=\"1495\" data-end=\"1506\"\u003eTriumph\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1507\" data-end=\"1541\"\u003e\n\u003cli data-section-id=\"bhcb4f\" data-start=\"1507\" data-end=\"1541\"\u003eThunderbird series (2010–2017)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1543\" data-end=\"1546\"\u003e\n\u003ch3 data-section-id=\"309kgt\" data-start=\"1548\" data-end=\"1571\"\u003ePerformance Notes\u003c\/h3\u003e\n\u003cul data-start=\"1572\" data-end=\"1896\"\u003e\n\u003cli data-section-id=\"13z3l9n\" data-start=\"1572\" data-end=\"1681\"\u003e\n\u003cstrong data-start=\"1574\" data-end=\"1591\"\u003eHeat range 6:\u003c\/strong\u003e slightly hotter than DPR7EA-9, better for cooler-running engines or lighter-duty riding\u003c\/li\u003e\n\u003cli data-section-id=\"skwc3l\" data-start=\"1682\" data-end=\"1732\"\u003eTypical service life: \u003cstrong data-start=\"1706\" data-end=\"1730\"\u003e~20,000–30,000 miles\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"alhd1q\" data-start=\"1733\" data-end=\"1821\"\u003eBest used as a \u003cstrong data-start=\"1750\" data-end=\"1775\"\u003edirect OE replacement\u003c\/strong\u003e, not an upgrade over platinum\/iridium plugs\u003c\/li\u003e\n\u003cli data-section-id=\"ik5npa\" data-start=\"1822\" data-end=\"1896\"\u003eSuitable for \u003cstrong data-start=\"1837\" data-end=\"1894\"\u003ecruisers, touring bikes, and mid-displacement engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":46440547778759,"sku":"ELE2179","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-04-23102317.png?v=1776965004","url":"https:\/\/mainstreeteshop.com\/products\/ngk-5531-dpr6ea-9-nickel-spark-plug","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}