{"product_id":"blpextrm-oxygen-upstream-o2-sensor-for-polaris-utvs-atvs-ranger-xp-rzr-pro-r-scrambler-1000","title":"BLPextrm Oxygen Upstream O2 Sensor for Polaris UTVs \u0026 ATVs | Ranger XP, RZR Pro R, Scrambler 1000","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eBLPextrm's upstream oxygen sensor is built to help Polaris UTVs and ATVs monitor the air‑fuel balance with reliable signals. Crafted from durable materials and engineered for fast response, this sensor is designed to endure off‑road heat, dust, and vibration while supporting consistent engine monitoring. While performance can vary, many riders find upstream sensors helpful for smoother operation and steadier engine behavior in everyday riding.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility and fit\u003c\/h3\u003e\n\u003cp\u003eThis upstream O2 sensor replaces the original part on a wide range of Polaris models, including Ranger XP\/Crew XP 1000 (2017–2023), RZR XP\/XP 4 1000 (2018–2022), RS1, Pro R 4 (2022), ProStar S4 (2023), and Scrambler 1000 XP S variants. It also suits several Sportsman 570 variants ( Touring, Trail, 6x6, X2 ) from 2019 to 2023. Before purchasing, please verify your vehicle year, model, and part number 4011853 to confirm compatibility.\u003c\/p\u003e\n\n\u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e650°C max temperature tolerance for a broader operating range.\u003c\/li\u003e\n  \u003cli\u003eFaster sensor response for timely engine monitoring signals.\u003c\/li\u003e\n  \u003cli\u003eDurable materials designed for long service life under harsh riding conditions.\u003c\/li\u003e\n  \u003cli\u003eReplacement Part No: 4011853 for straightforward cross‑checking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy upstream O2 sensors matter\u003c\/h3\u003e\n\u003cp\u003eOxygen sensors are central to the engine control system's ability to adjust air and fuel. When the upstream sensor provides accurate data, it can support steady idle, smoother throttle feel, and more predictable acceleration. Use of a well‑matched sensor may help maintain consistent engine behavior across varying loads and temperatures.\u003c\/p\u003e\n\n\u003ch3\u003eWhat to expect after installation\u003c\/h3\u003e\n\u003cp\u003ePost‑installation, you may notice more stable engine signals and a more predictable response during cruising and quick accelerations. Real results depend on overall maintenance, sensor condition, and vehicle history.\u003c\/p\u003e\n\n\u003ch3\u003eSupport and care\u003c\/h3\u003e\n\u003cp\u003eIf you have questions about compatibility or installation, our team is ready to assist. Email us with details about your model and symptoms, and we will help troubleshoot or confirm the right sensor for your Polaris vehicle.\u003c\/p\u003e\n\n\u003ch3\u003eSpecs to know\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReplacement Part No: 4011853\u003c\/li\u003e\n  \u003cli\u003eHigh‑temp sensor design for up to 650°C operation\u003c\/li\u003e\n  \u003cli\u003eDurable construction suitable for off‑road environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this upstream oxygen sensor fit my Polaris vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This upstream O2 sensor fits select Polaris UTVs and ATVs; please verify year, model, and part number 4011853 before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What benefits might I notice after installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Possible improvements include steadier idle, smoother throttle response, and consistent engine monitoring; results vary by vehicle and condition.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BLPextrm","offers":[{"title":"Default Title","offer_id":42469083480149,"sku":"B0F32ZKZ19","price":37.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/blpextrm-oxygen-upstream-polaris-ranger-xp-1000-2017-2023.jpg?v=1778085028","url":"https:\/\/plentytorque.co.uk\/products\/blpextrm-oxygen-upstream-o2-sensor-for-polaris-utvs-atvs-ranger-xp-rzr-pro-r-scrambler-1000","provider":"PlentyTorque","version":"1.0","type":"link"}