{"product_id":"brocks-performance-extra-heavy-duty-clutch-spring-kit-zx-10r-04-26","title":"Brock's Performance Extra Heavy Duty Clutch Spring Kit ZX-10R (04-26)","description":"\u003cp\u003ePush your ZX-10R’s clutch performance to the limit with Brock’s Extra Heavy Duty Clutch Spring Kit. Built from valve-spring quality steel, these springs are shot-peened and stress-relieved to handle the punishing heat and torque of high-horsepower drag-style launches. Designed for consistency and durability, they are guaranteed for millions of trouble-free, sag-free cycles—far beyond what typical industry springs can deliver.\u003c\/p\u003e \u003cp\u003eBy increasing lever pressure approximately 20%, this kit provides longer clutch life, firmer engagement, and more MPH, all while reducing the dreaded “spongy” lever feel. With included shims and adjustable tops, you can fine-tune clutch pressure to match your setup.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eIncreases static spring pressure by approximately 20%\u003c\/li\u003e \u003cli\u003eLonger clutch life, improved MPH, and firmer lever feel\u003c\/li\u003e \u003cli\u003eMade from valve-spring quality material, shot-peened \u0026amp; stress-relieved\u003c\/li\u003e \u003cli\u003eEngineered for millions of cycles—no sagging over time\u003c\/li\u003e \u003cli\u003eIncludes adjustable tops and multiple shim options for tuning\u003c\/li\u003e \u003cli\u003e\u003ca style=\"color: blue;\" href=\"https:\/\/brocksperformance.com\/content\/Instructions\/ZX10R_ZX12R\/998139.pdf\" target=\"_blank\"\u003eClick here to view Installation Instructions\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFITMENT – IMPORTANT INFORMATION BEFORE ORDERING\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003ca style=\"color: red;\" href=\"https:\/\/brocksperformance.com\/clutch-mod-zx10r-zx6r-270539\/\" target=\"_blank\"\u003e\u003cstrong\u003eOur Clutch Mod Kit is required for use with this product.\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eKIT INCLUDES\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e(6) Extra Heavy Duty Clutch Springs\u003c\/li\u003e \u003cli\u003e(6) Shimmable Spring Tops\u003c\/li\u003e \u003cli\u003e(6) .025 Thick Spring Shims\u003c\/li\u003e \u003cli\u003e(12) .062 Thick Spring Shims\u003c\/li\u003e \u003c\/ul\u003e\n        \n","brand":"Brock's Performance","offers":[{"title":"Default Title","offer_id":44177580687447,"sku":"270825","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/7099\/2215\/files\/19228_270721_Ninja_H2_HD_Spring_Kit_Zoom__76423.1771433243.500.750__54615.1785792098.jpg?v=1787128399","url":"https:\/\/westfieldmoto.com\/products\/brocks-performance-extra-heavy-duty-clutch-spring-kit-zx-10r-04-26","provider":"Westfield Moto Works","version":"1.0","type":"link"}