{"product_id":"straightline-performance-assault-850-mountain-clutch-kit-6000ft-polaris-rmk-sks-2019-2027","title":"Straightline Performance Assault 850 Mountain Clutch Kit 6000ft + Polaris RMK\/SKS 2019-2027","description":"\u003ch2 class=\"product_title entry-title\"\u003ePolaris RMK\/SKS\/Assault 850 Clutch kit with adjustable weights 0-3000ft with Straightline Performance Single Pipe\u003c\/h2\u003e\n\u003cdiv class=\"woocommerce-tabs wc-tabs-wrapper\"\u003e\n\u003cdiv class=\"woocommerce-Tabs-panel woocommerce-Tabs-panel--description panel entry-content wc-tab\" id=\"tab-description\" role=\"tabpanel\"\u003e\n\u003cp\u003eThe Straightline Performance Polaris RMK, SKS, and Assault 850 Mountain Clutch Kit was developed specifically for riders operating above 6,000 feet elevation and utilizing the factory Polaris single pipe exhaust system.\u003c\/p\u003e\n\u003cp\u003eMountain riding places unique demands on clutch calibration. As elevation increases, engine performance characteristics change, requiring a clutch system capable of maintaining proper RPM and efficiently transferring power to the snow. Through extensive mountain testing, Straightline Performance has developed a complete clutch package engineered specifically for high-elevation operation on the Polaris 850 platform.\u003c\/p\u003e\n\u003cp\u003eAt the core of the system is Straightline Performance’s proven fully adjustable weight kit. Designed to provide precise RPM control and extensive tuning flexibility, the adjustable weights allow riders to fine-tune clutch calibration for changing snow conditions, elevations, and riding preferences. This flexibility helps maintain peak engine performance while improving acceleration and overall responsiveness.\u003c\/p\u003e\n\u003cp\u003eThe kit also includes a custom-designed mountain helix developed specifically for the Polaris 850 running the factory single pipe exhaust system. The helix profile optimizes shift characteristics, improves power transfer, and provides aggressive backshift response when riding technical terrain and deep snow conditions.\u003c\/p\u003e\n\u003cp\u003eTwo custom-calibrated clutch springs complete the package. Carefully matched to the adjustable weight system and helix, these springs help maintain proper engagement characteristics, improve clutch consistency, and keep the engine operating in its ideal power range.\u003c\/p\u003e\n\u003cp\u003eWhether you’re sidehilling steep terrain, climbing technical features, carving fresh powder, or navigating remote backcountry areas, this clutch kit helps your Polaris 850 deliver maximum performance where it matters most.\u003c\/p\u003e\n\u003cp\u003eUnlike generic clutch calibrations, every component in this package has been developed and tested specifically for factory exhaust Polaris 850 mountain sleds operating above 6,000 feet elevation.\u003c\/p\u003e\n\u003cp\u003eThe result is stronger acceleration, sharper throttle response, improved backshift, and enhanced deep snow control for serious mountain riders.\u003c\/p\u003e\n\u003ch3\u003eFEATURES \u0026amp; BENEFITS\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for Polaris RMK, SKS, and Assault 850 models\u003c\/li\u003e\n\u003cli\u003eSpecifically calibrated for factory Polaris single pipe exhaust systems\u003c\/li\u003e\n\u003cli\u003eOptimized for elevations above 6,000 feet\u003c\/li\u003e\n\u003cli\u003eIncludes Straightline Performance fully adjustable weight kit\u003c\/li\u003e\n\u003cli\u003eCustom-designed mountain helix\u003c\/li\u003e\n\u003cli\u003eIncludes two performance-calibrated clutch springs\u003c\/li\u003e\n\u003cli\u003eImproved acceleration and throttle response\u003c\/li\u003e\n\u003cli\u003eFaster and more responsive backshift\u003c\/li\u003e\n\u003cli\u003eBetter power transfer and clutch efficiency\u003c\/li\u003e\n\u003cli\u003eMaintains optimal RPM at high elevations\u003c\/li\u003e\n\u003cli\u003eEnhanced deep snow performance and maneuverability\u003c\/li\u003e\n\u003cli\u003eAdjustable weight system for changing conditions\u003c\/li\u003e\n\u003cli\u003eImproved belt performance and drivability\u003c\/li\u003e\n\u003cli\u003eExtensive mountain testing and development\u003c\/li\u003e\n\u003cli\u003eEngineered and tested by Straightline Performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIMPORTANT FITMENT NOTE\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThis clutch kit is designed specifically for Polaris RMK, SKS, and Assault 850 models equipped with the OEM Polaris factory single pipe exhaust system.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis calibration is intended for stock exhaust applications and is not recommended for aftermarket exhaust systems without appropriate recalibration.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pi-instructions-section\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFitment For:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cspan\u003e2019-2022\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e SNOW \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003ePOLARIS\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e850 SWITCHBACK AXYS\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cspan\u003e2021-2022\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003cmeta charset=\"utf-8\"\u003eSNOW \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003ePOLARIS\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e850 RMK AXYS\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cspan\u003e2022-2023\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003cmeta charset=\"utf-8\"\u003eSNOW \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003ePOLARIS\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e850 RMK MATRYX\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cspan\u003e2022-2027\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003cmeta charset=\"utf-8\"\u003eSNOW \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003ePOLARIS\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e850 SWITCHBACK MATRYX\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb id=\"docs-internal-guid-1faf618a-7fff-10b2-a9c3-d8809f9f7c76\"\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"woocommerce-tabs wc-tabs-wrapper\"\u003e\n\u003cdiv class=\"woocommerce-Tabs-panel woocommerce-Tabs-panel--description panel entry-content wc-tab\" id=\"tab-description\" role=\"tabpanel\"\u003e\n\u003ch2\u003eAdditional information\u003c\/h2\u003e\n\u003ctable class=\"woocommerce-product-attributes shop_attributes\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--weight\"\u003e\n\u003cth class=\"woocommerce-product-attributes-item__label\" scope=\"row\"\u003eWeight\u003c\/th\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e6 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item woocommerce-product-attributes-item--dimensions\"\u003e\n\u003cth class=\"woocommerce-product-attributes-item__label\" scope=\"row\"\u003eDimensions\u003c\/th\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e11 × 9 × 6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Straightline Performance","offers":[{"title":"Default Title","offer_id":59992027660574,"sku":"123-157","price":499.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0882\/8108\/8286\/files\/Polaris-P85-Clutch-Kit1_1.png?v=1789841904","url":"https:\/\/adventurepartsllc.com\/products\/straightline-performance-assault-850-mountain-clutch-kit-6000ft-polaris-rmk-sks-2019-2027","provider":"Adventure Parts","version":"1.0","type":"link"}