{"product_id":"oxygen-o2-sensor-fit-for-hyosng-gt250r-polaris-rzr-570-1000-xp-xp-4-1000-turbo-oe-4016021-4013979-28488580-37950h99d00","title":"Rainier Parts Oxygen O2 Sensor For Hyosung GT250R Polaris RZR 570 XP 1000 Turbo OE 4016021 For ATV UTV Enthusiasts","description":"\u003cdiv\u003e\n\u003cp\u003e\nRainier Parts presents the Oxygen O2 Sensor, a precise, direct-fit replacement designed for off-road machines including Hyosung GT250R motorcycles and Polaris RZR models (570, XP 1000, XP 4 1000 Turbo). This sensor helps restore accurate oxygen readings and reliable engine management for consistent performance.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eOE Part Numbers \/ Cross Reference\u003c\/b\u003e: Replaces or matches key references to ensure proper fit, including 4016021 and 4013979. This alignment helps your vehicle read emissions data correctly for optimal engine control. \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatible Applications\u003c\/b\u003e: Specifically suitable for Polaris RZR 570, RZR XP 1000, RZR XP 4 1000 Turbo, and related models that use the same sensor family. This multi-model compatibility supports a wide range of off-road setups. \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHyosung GT250R Reference\u003c\/b\u003e: Also associated with Hyosung GT250R applications, with compatibility notes linked to the official Hyosung O2 sensor part (37950H99D00). This broadens its use as a versatile replacement across brands. \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDirect-Fit Replacement\u003c\/b\u003e: Engineered to install like the original sensor, minimizing installation time and ensuring proper electrical connection and sensor response. \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Construction\u003c\/b\u003e: Built to endure the high-temperature, harsh environment of exhaust systems, delivering reliable readings over time. \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBrand You Can Trust\u003c\/b\u003e: Rainier Parts brings deep off-road parts experience, focusing on factory-accurate replacements that keep your machine performing at its best. \u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWhen the O2 sensor reads accurately, your engine’s control unit can fine-tune air-fuel delivery for efficient combustion, smoother throttle response, and healthier emissions system. Installing a proper sensor helps maintain fuel economy, reduces the likelihood of drivability issues, and supports the longevity of your exhaust and catalytic converter. This makes it a practical, long-term maintenance choice for riders who rely on dependable performance on trails and in the field.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Rainier Parts","offers":[{"title":"Variant","offer_id":52593532633393,"sku":"12000031821939711","price":38.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0907\/9134\/6481\/files\/2e3002aac84147bc88e4796cd1d7c8b4.webp?v=1770408855","url":"https:\/\/rainierparts.com\/products\/oxygen-o2-sensor-fit-for-hyosng-gt250r-polaris-rzr-570-1000-xp-xp-4-1000-turbo-oe-4016021-4013979-28488580-37950h99d00","provider":"Rainier Parts","version":"1.0","type":"link"}