{"product_id":"ntk-23021-oxygen-sensor-upstream","title":"NTK 23021 Oxygen Sensor - Upstream","description":"\u003ch2\u003eDirect-Fit Oxygen Sensor for 1980 Applications\u003c\/h2\u003e\u003cp\u003eThe NTK 23021 is a direct-fit oxygen sensor built for specific 1980 upstream applications. It uses a threaded mounting design and a non-heated, 2-wire configuration for a straightforward replacement on supported vehicles.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit oxygen sensor for specific applications\u003c\/li\u003e\n\u003cli\u003eNon-heated sensor design\u003c\/li\u003e\n\u003cli\u003e2-wire configuration with 19.75-inch harness length\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eNTK 23021 part number for catalog matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNTK 23021 is part of the Direct Fit Oxygen Sensor line, engineered for specific upstream fitment. NTK is known for oxygen sensor manufacturing across import and domestic coverage, and this sensor reflects that focus with OE-style fit, form, and function. For buyers searching for an oxygen sensor for American Motors AMX, Concord, Eagle, Pacer, or Spirit, as well as Jeep Cherokee, CJ5, CJ7, DJ5, J10, and Wagoneer, this part number 23021 matches the listed 1980 upstream applications.\u003c\/p\u003e\u003cp\u003eThe sensor uses a threaded mount and a non-heated design, making it a direct replacement for the specified emission control application. This NTK oxygen sensor is also cross-referenced to Delphi ES10003 and DENSO Auto Parts 234-2007 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or failed upstream oxygen sensor\u003c\/li\u003e\n\u003cli\u003eRestoring proper air-fuel feedback to the engine control system\u003c\/li\u003e\n\u003cli\u003eAddressing sensor-related drivability or emissions concerns\u003c\/li\u003e\n\u003cli\u003eReplacing a damaged threaded sensor with the correct direct-fit design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the upstream position and confirm the 18 mm thread diameter before installation. Match the harness length and wire count to the original sensor connector layout. Use the part number 23021 to confirm catalog fitment for the listed 1980 American Motors and Jeep applications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNTK states that its oxygen sensors are extensively tested during manufacturing to meet or exceed OE specifications. The brand also draws on original equipment sensor manufacturing experience and ceramic technology used from raw material through finished product.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":53731386032309,"sku":"BFPZ-23021","price":49.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_23021_Fro.jpg?v=1794294804","url":"https:\/\/www.partcatalog.com\/products\/ntk-23021-oxygen-sensor-upstream","provider":"PartCatalog","version":"1.0","type":"link"}