{"product_id":"paragon-pbk-04-148-380-320-tl-01-02-px-r-track-performance-big-brake-kit-pa025-4-piston-bmw-m3-g80-m4-g82-g83-rear","title":"Paragon Track Performance Rear Big Brake Kit for BMW M3 (G80) \u0026 M4 (G82\/G83) 2021+ - PA025 4-Piston Calipers, 380x32mm 2-Piece Floating Rotors - PBK.04.148.380.320.TL.01.02.Px.R","description":"\u003cdiv\u003e\n  \u003ch2\u003eParagon Track Performance Big Brake Kit (PA025 4 piston) – Rear – BMW M3 (G80) \/ M4 (G82\/G83)\u003c\/h2\u003e\n  \u003cp\u003e\n  Unlock serious stopping power and repeatable, fade‑free braking with the Paragon Track Performance Big Brake Kit for the BMW M3 G80 and BMW M4 G82\/G83. This rear big brake upgrade is engineered for track day enthusiasts who demand confidence, consistency, and control. Designed to integrate with the factory ABS and master cylinder, it delivers race‑grade performance with street usability in mind.\n  \u003c\/p\u003e\n  \u003cp\u003e\n  If you are searching for a BMW G80 M3 rear big brake kit, BMW G82 M4 rear big brake kit, Paragon big brake kit, 4 piston rear brake upgrade, 2‑piece floating rotors for G80\/G82, or the best rear brake upgrade for BMW M3\/M4, this kit is exactly what you are looking for.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n  \u003cli\u003eParagon PA025 4 piston rear brake calipers for powerful, even clamping force\u003c\/li\u003e\n  \u003cli\u003eFully‑floating 2‑piece rotors with 48 directional ventilation vanes for optimal cooling\u003c\/li\u003e\n  \u003cli\u003eRuns up to 30% cooler than OE rotors for reduced fade and longer component life\u003c\/li\u003e\n  \u003cli\u003eHard anodised calipers and rotor hats for durability and resistance to discolouration under track heat\u003c\/li\u003e\n  \u003cli\u003ePiston sizes optimised per application to work flawlessly with OEM ABS and brake master cylinder\u003c\/li\u003e\n  \u003cli\u003eOutstanding bite, modulation, and pedal feel with excellent thermal stability during extended sessions\u003c\/li\u003e\n  \u003cli\u003eComplete, pre‑assembled rear axle set with all components required for the upgrade\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eEliminates OEM E‑brake \/ parking brake function\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003eRecommended usage: Street \/ Track\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eWhy Choose This Rear Big Brake Kit for Your G80 M3 \/ G82 G83 M4\u003c\/h3\u003e\n  \u003cp\u003e\n  Track‑ready, road‑refined. This Paragon rear brake kit brings the cooling efficiency of fully‑floating two‑piece rotors and the consistency of a properly engineered 4‑pot setup to your BMW M3\/M4 platform. Expect stronger, more consistent stops, improved pedal modulation, and confidence lap after lap.\n  \u003c\/p\u003e\n  \u003cp\u003e\n  At Nforcd we have run Paragon brake hardware on our own cars and supplied it to many BMW M owners. Feedback has been consistently positive, with customers praising the heat management, stability under repeated heavy braking, and the quality feel of the pedal.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eIdeal Search Terms\u003c\/h3\u003e\n  \u003cp\u003e\n  BMW M3 G80 rear big brake kit, BMW M4 G82 rear brake upgrade, BMW M4 G83 rear big brake kit, Paragon big brake kit BMW, PA025 4 piston caliper, floating 2‑piece rotors BMW M3, track day brake kit BMW G80, best rear brake upgrade G82, high performance brake kit M3\/M4, BMW M3 rear brake upgrade UK, BMW M4 rear brake kit UK.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n  \u003cli\u003eBMW M3 (G80) – 2021+\u003c\/li\u003e\n  \u003cli\u003eBMW M4 (G82\/G83) – 2021+\u003c\/li\u003e\n  \u003cli\u003eRear axle fitment\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eWhat You Get\u003c\/h3\u003e\n  \u003cp\u003e\n  A complete, pre‑assembled rear axle big brake kit with all components required to upgrade from stock, engineered for direct integration with the OEM ABS and master cylinder. Purpose‑built for high performance street and track use.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eImportant Note\u003c\/h3\u003e\n  \u003cp\u003e\n  This kit removes the OEM electronic parking brake function. Ensure this suits your intended use and local road regulations.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eFitting and Support\u003c\/h3\u003e\n  \u003cp\u003e\n  Professional installation is recommended. For fitting, book with Nforcd in Warwickshire. Request a quote: \u003ca href=\"mailto:Sales@nforcd.com\"\u003eSales@nforcd.com\u003c\/a\u003e.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eCompatibility Check\u003c\/h3\u003e\n  \u003cp\u003e\n  We run a compatibility check before dispatch. Provide your UK registration or the last 7 digits of your VIN at checkout to confirm fitment for your BMW M3 G80 or BMW M4 G82\/G83.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003ePart Number\u003c\/h3\u003e\n  \u003cp\u003e\n  PARAGON‑PBK.04.148.380.320.TL.01.02.Px.R\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eManufactured by\u003c\/h3\u003e\n  \u003cp\u003e\n  Paragon\n  \u003c\/p\u003e\n  \u003c\/div\u003e","brand":"Auger","offers":[{"title":"P3 Road \u0026 Track (Street \/ Sport Driving \/ Light Track Duty)","offer_id":56005475008898,"sku":"PARAGON-PBK.04.148.380.320.TL.01.02.Px.R_P3","price":2520.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/1Tmy1vvhgW0B2issIEYsvHHQ6o9InlOvE_fe5ac7c8-5a47-4bab-90f8-6adbf7ead031.jpg?v=1764019421","url":"https:\/\/mjmodifications.co.uk\/products\/paragon-pbk-04-148-380-320-tl-01-02-px-r-track-performance-big-brake-kit-pa025-4-piston-bmw-m3-g80-m4-g82-g83-rear","provider":"MJ Modifications","version":"1.0","type":"link"}