{"product_id":"ebc-turbo-grooved-discs-rear-345x66mm-4-series-f32-f33-f66","title":"EBC Turbo Grooved Rear Brake Discs\/Rotors 345mm x 66mm for BMW 4 Series F32 F33 F66 Coupe\/Convertible - Slotted \u0026 Dimpled Performance, Gold Zinc Coated, Fast Road Uprated Rear Replacement Rotors","description":"\u003cdiv class=\"product-description\"\u003e\n  \n  \u003ch2\u003eRear Performance Rotors 345 x 66 mm for BMW 4 Series F32 F33 F66 by EBC\u003c\/h2\u003e\n  \n  \u003cp\u003eUnlock sharper stopping and cooler running on your BMW 4 Series with these rear performance rotors from EBC. Built for fast-road use and enthusiastic driving, they deliver instant bite, confident modulation and dependable braking lap after lap and mile after mile.\u003c\/p\u003e\n  \n  \u003cp\u003eThe hallmark EBC Turbo Groove face uses aggressive machined slots that sweep dust and debris off the friction surface, helping maintain consistent contact between pad and disc. Precision dimples vent boundary-layer gases without the structural compromises of through-drilling, supporting durability when worked hard. A corrosion-resistant gold zinc coating protects non-contact areas for a cleaner look over time.\u003c\/p\u003e\n  \n  \u003cul\u003e\n    \u003cli\u003eRear axle discs sized 345 x 66 mm for BMW 4 Series F32 coupé, F33 convertible and F66 applications\u003c\/li\u003e\n    \u003cli\u003eGrooved and dimpled face promotes fast pad clean-up and steady friction\u003c\/li\u003e\n    \u003cli\u003eImproved heat control helps cut brake fade during repeated heavy stops\u003c\/li\u003e\n    \u003cli\u003eStable pedal feel with a strong initial response and smooth progression\u003c\/li\u003e\n    \u003cli\u003eProtective finish to help resist rust on non-swept surfaces\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eWhy this upgrade works\u003c\/h3\u003e\n  \u003cp\u003eSearching for a BMW 4 Series rear brake upgrade that actually delivers on the road? These EBC performance discs are a proven choice for drivers who want cooler, cleaner, more consistent braking without the drawbacks of fully drilled rotors. The slot-and-dimple pattern keeps the pad face conditioned, supporting even wear and repeatable, confidence-inspiring stops.\u003c\/p\u003e\n  \n  \u003ch3\u003eWorkshop feedback\u003c\/h3\u003e\n  \u003cp\u003eWe have fitted these in our own workshop and customer feedback has been excellent. Owners report a crisper initial bite, better pedal confidence when hot and a noticeable reduction in fade on fast A-road drives.\u003c\/p\u003e\n  \n  \u003ch3\u003eRecommended pad pairing\u003c\/h3\u003e\n  \u003cp\u003eFor a balanced fast-road setup, team these rotors with EBC Yellowstuff pads for stronger bite and improved high-temperature performance.\u003c\/p\u003e\n  \n  \u003ch3\u003eFitting and support\u003c\/h3\u003e\n  \u003cp\u003eWant them installed by specialists? Book professional fitting with MJ Modifications in Warwickshire. Request a quote at \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\u003c\/p\u003e\n  \n  \u003ch3\u003eTech highlights at a glance\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eApplication: BMW 4 Series F32, F33, F66 - rear axle\u003c\/li\u003e\n    \u003cli\u003eDimensions: 345 mm diameter x 66 mm height\u003c\/li\u003e\n    \u003cli\u003eFace pattern: slotted and dimpled for gas and dust evacuation\u003c\/li\u003e\n    \u003cli\u003eFinish: gold zinc on non-friction areas for corrosion resistance\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eWhat to expect\u003c\/h3\u003e\n  \u003cp\u003eA light whirr is normal with sport-pattern discs and typically settles with mileage, often becoming minimal by around 1,000 miles of regular driving.\u003c\/p\u003e\n  \n  \u003ch3\u003ePopular search terms\u003c\/h3\u003e\n  \u003cp\u003eBMW 4 Series rear rotor upgrade UK, F32 rear discs, F33 rear discs, F66 rear discs, grooved rear rotors, dimpled brake rotors, performance brake discs UK, BMW rear brake replacement 345mm, EBC performance rotors rear, fast road braking upgrade, brake fade reduction, improved pedal feel, corrosion resistant brake discs, slotted rear discs BMW, EBC 345mm rear rotors, uprated rear brakes BMW 4 Series.\u003c\/p\u003e\n  \n\u003c\/div\u003e","brand":"Performance M","offers":[{"title":"Default Title","offer_id":55975244431746,"sku":"GD2068R_1","price":455.54,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/trurbogroove__07254.1536917389_9b37f084-f0ae-45a8-878c-21c79cc81b6e.jpg?v=1763321312","url":"https:\/\/mjmodifications.co.uk\/products\/ebc-turbo-grooved-discs-rear-345x66mm-4-series-f32-f33-f66","provider":"MJ Modifications","version":"1.0","type":"link"}