{"product_id":"rsg-engineered-mazda-rx-7-fd3s-325mm-rear-big-brake-kit","title":"RSG Engineered Mazda RX-7 FD3S 325mm Rear Big Brake Kit","description":"\u003cp\u003e\u003cstrong\u003eRSG FD3S 325mm Rear Brake Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eRSG Engineered 325mm Rear Brake Kit\u003c\/strong\u003e is designed as a rear braking upgrade for the Mazda RX-7 FD3S.\u003c\/p\u003e\n\u003cp\u003eDeveloped from our experience building high-performance street, track and motorsport FD3S applications, the kit allows the rear brake system to be upgraded to a larger \u003cstrong\u003e325mm disc configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRODUCT DETAILS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRSG Engineered product\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003eMazda RX-7 FD3S\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e325mm rear brake configuration\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003ePerformance brake upgrade\u003c\/li\u003e\n\u003cli\u003eDesigned and developed by Rotary Secret Garage\u003c\/li\u003e\n\u003cli\u003eSuitable for performance street and track builds\u003c\/li\u003e\n\u003cli\u003eComplete kit specification according to selected configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKIT INCLUDES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2 × Modified aftermarket \u003cstrong\u003e325mm rear brake discs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e2 × RSG caliper adapters\u003c\/li\u003e\n\u003cli\u003eRequired adapter mounting bolts\/hardware\u003c\/li\u003e\n\u003cli\u003eComponents required for the 325mm rear conversion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKEY FEATURES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e325mm rear brake upgrade\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eRetains \u003cstrong\u003eOEM FD3S rear calipers\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRetains \u003cstrong\u003efunctional handbrake\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eNo expensive aftermarket rear calipers required\u003c\/li\u003e\n\u003cli\u003eRSG-designed caliper adapters\u003c\/li\u003e\n\u003cli\u003eModified aftermarket brake discs supplied with the kit\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for Mazda RX-7 FD3S\u003c\/li\u003e\n\u003cli\u003eSuitable for performance street and track applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWHY KEEP THE OEM REAR CALIPERS?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRetaining the original FD3S rear calipers provides a simpler and more cost-effective way to increase rear brake disc size while maintaining the existing caliper and handbrake arrangement.\u003c\/p\u003e\n\u003cp\u003eThe RSG adapters reposition the factory calipers to work with the larger \u003cstrong\u003e325mm discs\u003c\/strong\u003e, avoiding the complexity of a complete aftermarket rear caliper conversion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRSG ENGINEERED\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis product is part of the \u003cstrong\u003eRSG Engineered\u003c\/strong\u003e range — components developed from real-world workshop, performance and motorsport applications.\u003c\/p\u003e\n\u003cp\u003eRSG has extensive experience with modified FD3S braking systems, including custom front and rear big-brake configurations on performance builds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIMPORTANT\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWheel clearance and compatibility should be confirmed before ordering.\u003c\/p\u003e\n\u003cp\u003eContact RSG if you are unsure whether the 325mm rear brake kit is suitable for your wheel, brake or vehicle configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWorldwide shipping available.\u003c\/strong\u003e\u003c\/p\u003e","brand":"RSG Engineered","offers":[{"title":"Default Title","offer_id":58731664310656,"sku":"RSG-FD-BRK-325R","price":558.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1013\/2573\/4272\/files\/IMG_20240723_192359.jpg?v=1787599015","url":"https:\/\/rotarysecretgarage.com\/products\/rsg-engineered-mazda-rx-7-fd3s-325mm-rear-big-brake-kit","provider":"Rotary Secret Garage","version":"1.0","type":"link"}