{"product_id":"grimmspeed-gr86-brz-4-piston-brake-caliper-kit-front-326mm-rotor","title":"GrimmSpeed GR86 \/ BRZ 4-Piston Brake Caliper Kit - Front (326mm Rotor)","description":"\u003ch4 style=\"text-align: center;\"\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe stock single-piston caliper found on most Subaru platforms gets the job done — but it wasn’t designed for the kind of aggressive driving, tracking, or build evolution most GrimmSpeed drivers pursue. That’s where our 4-Piston Brake Caliper Kit comes in.\u003c\/p\u003e\n\u003cp\u003ePurpose-built for Subaru performance, this fixed caliper setup brings balanced stopping power, improved heat management, and consistent pedal feel to your favorite chassis. Designed in-house and tested under real-world conditions, the system offers a true performance solution — with no need to chase down used Brembos or deal with custom brackets.\u003c\/p\u003e\n\u003cp\u003eEach kit is application-specific, pairing our forged aluminum calipers with the correct rotor and bracket configuration for your setup. Calipers are available in your choice of \u003cstrong\u003eRed\u003c\/strong\u003e or \u003cstrong\u003eGunmetal Gray anodized finishes\u003c\/strong\u003e, both designed to withstand heat and resist corrosion while delivering a clean, motorsports-ready look. From street builds to track cars, this is the braking confidence your Subaru deserves.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eForged 6061-T6 Aluminum Caliper Body\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– 2-piece design, hard anodized for strength and corrosion resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDual Piston Setup\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– 44mm primary and 41mm secondary pistons provide even pad pressure and reduced taper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHeat-Managed Pistons\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Type 3 hard anodized and vented for superior thermal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLightweight Design\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Approximately 9.9 lbs per corner with bracket and hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePad Compatibility\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– FMSI D1001\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRotor Compatibility\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Works with commonly available Subaru OEM and STI rotors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNo Brake Lines Required\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Compatible with factory lines (new lines may be recommended depending on vehicle)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eIncluded\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e(2) GrimmSpeed 4-Piston Brake Calipers (Red or Gunmetal)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e(2) Vehicle-Specific Billet 4140 Steel Caliper Brackets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFull Hardware Kit\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBridge bolts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBanjo bolts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCrush washers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBleeder dust caps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCaliper guide pins\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSecurity cotter pins\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCaliper spring bridges + bolts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e2013-2021 FRS\/GT86\/BRZ\u003c\/li\u003e\n\u003cli\u003e2022+ GR86\/BRZ\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned for use with OEM-style hubs and rotors — no knuckle swaps or custom adapters required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePad Type:\u003c\/strong\u003e F50 (FMSI D1001)\u003c\/p\u003e","brand":"GrimmSpeed","offers":[{"title":"Red","offer_id":54818141372695,"sku":"grmGRM.1171.1.RED","price":1624.0,"currency_code":"USD","in_stock":true},{"title":"Grey","offer_id":54818141405463,"sku":"grmGRM.1171.1.GRY","price":1624.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0709\/2351\/8231\/files\/GrimmSpeedGR86_BRZ4-PistonBrakeCaliperKit-Front_326mmRotor_-Red.png?v=1787774285","url":"https:\/\/limitplus1.com\/products\/grimmspeed-gr86-brz-4-piston-brake-caliper-kit-front-326mm-rotor","provider":"LIMIT+1","version":"1.0","type":"link"}