{"product_id":"ap-racing-radi-cal-ii-4pot-braking-point-rotor-kit","title":"AP Racing CP9540 Radi-CAL II 4 Pot Big Brake Kit (Braking Point Rotors)","description":"\u003cdiv style=\"background:#E84425;color:#fff;text-align:center;padding:16px 20px;margin-bottom:20px;border-radius:4px;\"\u003e\u003cstrong style=\"font-size:1.4em;letter-spacing:1px;\"\u003e⚠️ THIS PRODUCT IS ON A PRE-ORDER BASIS\u003c\/strong\u003e\u003c\/div\u003e\u003ch3 style=\"color:#E84425;margin-top:0;\"\u003eAP Racing CP9540 Radi-CAL II 4 Pot Caliper\u003c\/h3\u003e\u003cp style=\"font-size:0.85em;color:#888;margin-top:-8px;margin-bottom:16px;\"\u003eWorld Radi-CAL II Series\u003c\/p\u003e\u003cp\u003eThe CP9540 is AP Racing's 4-piston Radi-CAL II caliper — one of the most recognisable big brake calipers in motorsport, now street-legal and Singapore-ready. The patented asymmetric Radi-CAL geometry isn't just for show: the swept-arm design reduces body mass while concentrating rigidity exactly where braking forces are highest, giving you faster pedal response, better modulation, and less fade than a conventional caliper of similar weight.\u003c\/p\u003e\u003ch4\u003eCaliper Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePatented Radi-CAL II asymmetric design — reduced mass, maximum stiffness\u003c\/li\u003e\n\u003cli\u003eForged two-piece aluminium alloy body\u003c\/li\u003e\n\u003cli\u003eAluminium alloy differential bore pistons (Ø38.1mm + Ø41.3mm)\u003c\/li\u003e\n\u003cli\u003eBoot-type dirt seals fitted\u003c\/li\u003e\n\u003cli\u003ePad anti-rattle clip fitted\u003c\/li\u003e\n\u003cli\u003eRadial mount, 195mm centres\u003c\/li\u003e\n\u003cli\u003eSuits Ø356–380mm x 28–32mm discs\u003c\/li\u003e\n\u003cli\u003eAvailable in Red, Black or Silver\u003c\/li\u003e\n\u003cli\u003eWeight: 3.25kg (without pads)\u003c\/li\u003e\n\u003cli\u003ePiston area: 49.56cm²\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSuitable For:\u003c\/strong\u003e Daily Drive \u0026amp; Track Use\u003c\/p\u003e\u003cdiv style=\"background:#f5f5f5;border-left:4px solid #E84425;padding:14px 18px;margin-top:20px;\"\u003e\n\u003cstrong\u003eReady to upgrade?\u003c\/strong\u003e WhatsApp us at \u003cstrong\u003e8809 8484\u003c\/strong\u003e with your car model, year, and chassis number and we'll confirm fitment before you commit.\u003c\/div\u003e","brand":"AP Racing","offers":[{"title":"\u003e18\" \/ CP9540 Radi-CAL II 4 Pot Front - 355mm Rotor \/ Red","offer_id":50622954012905,"sku":"APR-9540","price":3540.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e18\" \/ CP9540 Radi-CAL II 4 Pot Front - 355mm Rotor \/ Black","offer_id":50622954045673,"sku":"APR-9540","price":3540.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e18\" \/ CP9540 Radi-CAL II 4 Pot Front - 355mm Rotor \/ Silver","offer_id":50622954078441,"sku":"APR-9540","price":3540.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e18\" \/ CP9540 Radi-CAL II 4 Pot Front - 355mm Rotor \/ Yellow","offer_id":50622954111209,"sku":"APR-9540","price":3540.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e18\" \/ CP9540 Radi-CAL II 4 Pot Front - 355mm Rotor \/ White","offer_id":50622954143977,"sku":"APR-9540","price":3540.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e19\" \/ CP9540 Radi-CAL II 4 Pot Front - 380mm Rotor \/ Red","offer_id":50622954176745,"sku":"APR-9540","price":3770.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e19\" \/ CP9540 Radi-CAL II 4 Pot Front - 380mm Rotor \/ Black","offer_id":50622954209513,"sku":"APR-9540","price":3770.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e19\" \/ CP9540 Radi-CAL II 4 Pot Front - 380mm Rotor \/ Silver","offer_id":50622954242281,"sku":"APR-9540","price":3770.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e19\" \/ CP9540 Radi-CAL II 4 Pot Front - 380mm Rotor \/ Yellow","offer_id":50622954275049,"sku":"APR-9540","price":3770.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e19\" \/ CP9540 Radi-CAL II 4 Pot Front - 380mm Rotor \/ White","offer_id":50622954307817,"sku":"APR-9540","price":3770.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e19\" \/ CP954x Radi-CAL II 4 Pot Rear - 380mm Rotor \/ Red","offer_id":50622954340585,"sku":"APR-954x","price":3540.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e19\" \/ CP954x Radi-CAL II 4 Pot Rear - 380mm Rotor \/ Black","offer_id":50622954373353,"sku":"APR-954x","price":3540.0,"currency_code":"SGD","in_stock":true},{"title":"\u003e19\" \/ CP954x Radi-CAL II 4 Pot Rear - 380mm Rotor \/ Silver","offer_id":50622954406121,"sku":"APR-954x","price":3540.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/3432\/0105\/files\/fullset4pot.png?v=1773398084","url":"https:\/\/pitstopautoclub.com\/products\/ap-racing-radi-cal-ii-4pot-braking-point-rotor-kit","provider":"Pitstop Auto Club","version":"1.0","type":"link"}