{"product_id":"ap-racing-essex-radi-cal-front-brake-kit-porsche-718-gt4-gt4-rs","title":"AP Racing by Essex Radi-CAL Competition Front Brake Kit – Porsche 718 GT4 \u0026 GT4 RS","description":"\u003cp\u003eComplete front AP Racing by Essex Radi-CAL Competition Brake Kit for the Porsche 981 Cayman GT4, 718 Cayman GT4, 718 Spyder, 718 Cayman GT4 RS and 718 Spyder RS. AP Racing Pro5000R six-piston Radi-CAL calipers with ventilated stainless pistons and anti-knockback springs, 394x34mm 84-vane J Hook two-piece discs (burnished in Ferodo compound at no charge), Spiegler stainless lines, brackets and caliper bridge pad tension clips. Saves up to 15–18 lbs of unsprung weight vs. the OEM iron brakes, weighs about the same as PCCB, and lets you change pads without removing the caliper. The GT4 RS \/ Spyder RS share the 991 GT3 kit. Select your car, caliper and finish below.\u003c\/p\u003e\u003ch3\u003eWhich variant do I need?\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eKit\u003c\/th\u003e\n\u003cth\u003eCaliper\u003c\/th\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eEssex part #\u003c\/th\u003e\n\u003cth\u003ePrice\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e394 mm – 981 \/ 718 Cayman GT4, 718 Spyder\u003c\/td\u003e\n\u003ctd\u003eCP9661\u003c\/td\u003e\n\u003ctd\u003eStandard Anodized\u003c\/td\u003e\n\u003ctd\u003ePorsche 981 Cayman GT4, 718 Cayman GT4 and 718 Spyder (iron or PCCB cars) – 394x34mm discs\u003c\/td\u003e\n\u003ctd\u003e13.01.10083\u003c\/td\u003e\n\u003ctd\u003e$7,349\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e394 mm – 981 \/ 718 Cayman GT4, 718 Spyder\u003c\/td\u003e\n\u003ctd\u003eCP9661\u003c\/td\u003e\n\u003ctd\u003eENP (Electroless Nickel Plated)\u003c\/td\u003e\n\u003ctd\u003ePorsche 981 Cayman GT4, 718 Cayman GT4 and 718 Spyder (iron or PCCB cars) – 394x34mm discs\u003c\/td\u003e\n\u003ctd\u003e13.01.10083-ENP\u003c\/td\u003e\n\u003ctd\u003e$7,549\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e394 mm – 981 \/ 718 Cayman GT4, 718 Spyder\u003c\/td\u003e\n\u003ctd\u003eCP9669\u003c\/td\u003e\n\u003ctd\u003eENP (Electroless Nickel Plated)\u003c\/td\u003e\n\u003ctd\u003ePorsche 981 Cayman GT4, 718 Cayman GT4 and 718 Spyder (iron or PCCB cars) – 394x34mm discs\u003c\/td\u003e\n\u003ctd\u003e13.01.10168-ENP\u003c\/td\u003e\n\u003ctd\u003e$7,999\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e394 mm – 718 GT4 RS, Spyder RS\u003c\/td\u003e\n\u003ctd\u003eCP9661\u003c\/td\u003e\n\u003ctd\u003eStandard Anodized\u003c\/td\u003e\n\u003ctd\u003ePorsche 718 Cayman GT4 RS and 718 Spyder RS (iron or PCCB cars) – 394x34mm discs\u003c\/td\u003e\n\u003ctd\u003e13.01.10073\u003c\/td\u003e\n\u003ctd\u003e$7,349\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e394 mm – 718 GT4 RS, Spyder RS\u003c\/td\u003e\n\u003ctd\u003eCP9661\u003c\/td\u003e\n\u003ctd\u003eENP (Electroless Nickel Plated)\u003c\/td\u003e\n\u003ctd\u003ePorsche 718 Cayman GT4 RS and 718 Spyder RS (iron or PCCB cars) – 394x34mm discs\u003c\/td\u003e\n\u003ctd\u003e13.01.10073-ENP\u003c\/td\u003e\n\u003ctd\u003e$7,549\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e394 mm – 718 GT4 RS, Spyder RS\u003c\/td\u003e\n\u003ctd\u003eCP9669\u003c\/td\u003e\n\u003ctd\u003eENP (Electroless Nickel Plated)\u003c\/td\u003e\n\u003ctd\u003ePorsche 718 Cayman GT4 RS and 718 Spyder RS (iron or PCCB cars) – 394x34mm discs\u003c\/td\u003e\n\u003ctd\u003e13.01.10167-ENP\u003c\/td\u003e\n\u003ctd\u003e$7,999\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOne pair AP Racing Radi-CAL Pro5000R racing calipers (CP9661 or CP9669 six-piston)\u003c\/li\u003e\n\u003cli\u003eOne pair 394x34mm AP Racing 84 vane, J Hook racing discs, with fully floating 6061 hard anodized aluminum hats and attachment hardware\u003c\/li\u003e\n\u003cli\u003eDisc burnishing in Ferodo Racing pad compound included at no additional charge on GT-car kits (normally $150 per disc pair). If you are using a brake pad brand other than Ferodo and are interested in compatible disc burnishing, please contact Essex support prior to purchase.\u003c\/li\u003e\n\u003cli\u003eOne pair caliper mounting brackets and hardware\u003c\/li\u003e\n\u003cli\u003eOne pair Spiegler Stainless Steel Brake Lines with abrasion resistant coating\u003c\/li\u003e\n\u003cli\u003eCaliper Bridge Pad Tension Clips (anti-rattle clips) on 394mm kits\u003c\/li\u003e\n\u003cli\u003eDetailed installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBrake pads are not included.\u003c\/strong\u003e Racing pads are a personal choice, so Essex leaves them out of the kit price. The AP Racing Pro5000R calipers use industry-standard pad shapes stocked by every major pad manufacturer (Ferodo, Pagid, PFC, Raybestos, Endless, Hawk and more). Ask us to add a set at a bundled price.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCP9661 vs. CP9669.\u003c\/strong\u003e Both are AP Racing Pro5000R Radi-CAL six-piston calipers with ventilated stainless pistons and anti-knockback springs. The CP9661 uses the common 18mm-thick FRP3144 pad shape. The CP9669 takes 25mm-thick (1\") pads for longer pad life and more thermal mass; it is about 1 lb heavier per corner and needs ~14mm more wheel spoke clearance. CP9669 kits are supplied in ENP finish only.\u003c\/p\u003e\u003cp\u003eSpare 394x34mm iron disc rings: 13.05.10050 (RH) \/ 13.05.10051 (LH) with 12-bolt hardware kits – ask us.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliper finish.\u003c\/strong\u003e Standard kits use AP Racing's hard anodized finish. ENP kits use the same caliper with a jewel-like Electroless Nickel Plated finish that is exceptionally durable, resists brake dust staining and is easy to clean.\u003c\/p\u003e\u003ch3\u003eConfirmed wheel fitment (no spacer)\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003e394 mm – 981 \/ 718 Cayman GT4, 718 Spyder\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOEM front 20x8.5\" (GT4) or 20x9.0 (GT3)\u003c\/li\u003e\n\u003cli\u003eAPEX All 19\" and 20\" wheels (VS-5RS and EC-7RS)\u003c\/li\u003e\n\u003cli\u003eForgeline GE1R 19x9.0\" \u0026amp; 20x9.0\" +52\u003c\/li\u003e\n\u003cli\u003eForgeline SS1R 19x9.0\" \u0026amp; 20x9.0\"\u003c\/li\u003e\n\u003cli\u003eForgeline VX1R 19x9.5\" (GT3 RS) \u0026amp; 20x9.5\" (GT3 RS)\u003c\/li\u003e\n\u003cli\u003eForgeline GS1R 19x9.0\" \u0026amp; 20x9.0\"\u003c\/li\u003e\n\u003cli\u003eForgeline GA1R 19x9.0\" \u0026amp; 20x9.0\"\u003c\/li\u003e\n\u003cli\u003eOZ Racing Superforgiata Centerlock 19x9.0\" +47\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOther wheels: download the Essex wheel fitment template for this caliper and check before ordering.\u003c\/p\u003e\u003cp\u003eShips direct from Essex Parts in the USA. Every kit is assembled, inspected and pressure tested before shipping. Pad tension (anti-rattle) kits are available separately.\u003c\/p\u003e","brand":"AP Racing","offers":[{"title":"394 mm – 981 \/ 718 Cayman GT4, 718 Spyder \/ CP9661 \/ Standard Anodized","offer_id":67576127389970,"sku":"13.01.10083","price":7349.0,"currency_code":"USD","in_stock":true},{"title":"394 mm – 981 \/ 718 Cayman GT4, 718 Spyder \/ CP9661 \/ ENP (Electroless Nickel Plated)","offer_id":67576127422738,"sku":"13.01.10083-ENP","price":7549.0,"currency_code":"USD","in_stock":true},{"title":"394 mm – 981 \/ 718 Cayman GT4, 718 Spyder \/ CP9669 \/ ENP (Electroless Nickel Plated)","offer_id":67576127455506,"sku":"13.01.10168-ENP","price":7999.0,"currency_code":"USD","in_stock":true},{"title":"394 mm – 718 GT4 RS, Spyder RS \/ CP9661 \/ Standard Anodized","offer_id":67576127488274,"sku":"13.01.10073","price":7349.0,"currency_code":"USD","in_stock":true},{"title":"394 mm – 718 GT4 RS, Spyder RS \/ CP9661 \/ ENP (Electroless Nickel Plated)","offer_id":67576127521042,"sku":"13.01.10073-ENP","price":7549.0,"currency_code":"USD","in_stock":true},{"title":"394 mm – 718 GT4 RS, Spyder RS \/ CP9669 \/ ENP (Electroless Nickel Plated)","offer_id":67576127553810,"sku":"13.01.10167-ENP","price":7999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0274\/5502\/9357\/files\/22-es_-_web_listing_cp9661__4.png?v=1790371711","url":"https:\/\/phdracing.store\/products\/ap-racing-essex-radi-cal-front-brake-kit-porsche-718-gt4-gt4-rs","provider":"PHD Racing","version":"1.0","type":"link"}