{"product_id":"clutch-masters-850-series-race-twin-disc-clutch-kits-2006-2009-legacy-2004-2021-sti","title":"Clutch Masters 850 Series Race Twin Disc Clutch Kit 06-09 Legacy \/ 04-21 STI","description":"\u003ch3\u003eClutch Masters 850 Series Race Twin Disc Clutch Kit 06-09 Legacy \/ 04-21 STI | Twin Disc Design | High-Performance Clutch Kit\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe Clutch Masters 850 Series Race Twin Disc Clutch Kit is engineered for Subaru Legacy (2006-2009) and WRX STI (2004-2021) models requiring a high-performance clutch solution capable of handling elevated horsepower and torque levels. This kit features a robust twin disc setup designed for smaller bell-housing applications, making it ideal for racers and serious enthusiasts who demand consistent engagement and superior clamping force on both street and track.\u003c\/p\u003e\n\u003cp\u003eBuilt with precision and durability in mind, the 850 Series utilizes billet aluminum covers that are Type 3 hard anodized for enhanced strength and minimal flex. This design approach reduces wasted pedal effort and improves clutch consistency by eliminating cover flex common in cast or stamped units. The kit also incorporates Clutch Masters’ unique Quick Release (QR) system, which smooths engagement and reduces clutch chatter by up to 50%, delivering a refined driving experience without sacrificing race-ready performance.\u003c\/p\u003e\n\u003cp\u003eFor Subaru owners pushing the limits of their Legacy or STI, this twin disc clutch kit offers a significant upgrade in clamping force and pedal feel, ensuring that all available engine power is effectively transferred to the drivetrain. The inclusion of a steel flywheel enhances durability and reliability, making this clutch kit a practical choice for high horsepower builds that require both street drivability and track capability.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis Clutch Masters 850 Series Race Twin Disc Clutch Kit is engineered specifically for 2006-2009 Subaru Legacy and 2004-2021 WRX STI models and features a twin disc design with a steel flywheel. Constructed from billet aluminum and high-grade steel, it delivers superior clamping force and durability for Subaru enthusiasts seeking race-level performance with manageable pedal effort.\u003c\/p\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Clutch Masters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e 850 Series Race Twin Disc Clutch Kit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 15017-TD8R-SW\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e 2006-2009 Legacy \/ 2004-2021 STI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Billet Aluminum (cover), Steel (flywheel and discs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type 3 Hard Anodized (cover), Black Oxide (flywheel)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC Machined Billet Cover, Machined Steel Flywheel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Not specified\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClutch Type:\u003c\/strong\u003e Twin Disc, Pull Type\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisc Configuration:\u003c\/strong\u003e 1 Sprung Ceramic Disc + 1 Rigid Ceramic Disc (Race TD8R)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlywheel Type:\u003c\/strong\u003e Steel Flywheel Included\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick Release System:\u003c\/strong\u003e Spring-loaded bolts for smooth engagement and reduced chatter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePedal Pressure Increase:\u003c\/strong\u003e Approx. 50% higher clamping force vs. single disc\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e High horsepower street and race use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Handles high horsepower and torque with increased clamping force for reliable power transfer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Billet aluminum cover and steel flywheel provide exceptional strength and resistance to flex and wear.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngagement:\u003c\/strong\u003e Quick Release system reduces clutch chatter and delivers smooth, consistent pedal feel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Designed specifically for Subaru Legacy and WRX STI models with smaller bell housings for direct bolt-on installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDriveability:\u003c\/strong\u003e Maintains reasonable pedal pressure despite race-level clamping force, suitable for both street and track.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Precision CNC machining and hard anodizing ensure long-lasting performance under demanding conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Clutch Masters 850 Series Race Twin Disc Clutch Kit\u003c\/li\u003e\n  \u003cli\u003e1× Steel Flywheel\u003c\/li\u003e\n  \u003cli\u003eMounting hardware included\u003c\/li\u003e\n  \u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp\u003eInstallation of the Clutch Masters 850 Series Race Twin Disc Clutch Kit requires moderate to advanced mechanical skills and is best performed by a professional or experienced enthusiast. Special tools such as a clutch alignment tool and torque wrench are recommended. This kit is designed for direct fitment on 2006-2009 Subaru Legacy and 2004-2021 WRX STI models with compatible bell housings. Tuning is recommended after installation to optimize drivetrain performance and ensure smooth engagement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Installation:\u003c\/strong\u003e Recommended\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModifications Required:\u003c\/strong\u003e None for compatible models\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm fitment for your specific year and trim level before purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eShop with confidence at Subimods—your Subaru parts specialists.\u003c\/p\u003e","brand":"Clutch Masters","offers":[{"title":"Default Title","offer_id":47131501232303,"sku":"15017-TD8R-SW","price":2337.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/M198789427.jpg?v=1782934942","url":"https:\/\/subimods.com\/products\/clutch-masters-850-series-race-twin-disc-clutch-kits-2006-2009-legacy-2004-2021-sti","provider":"Subimods.com","version":"1.0","type":"link"}