{"product_id":"2x-ap-racing-performance-4-piston-brake-caliper-cp9540-world-radi-cal-2-radial","title":"2X BLACK  - AP Racing PERFORMANCE 4 Piston Brake Caliper CP9540 world Radi-CAL 2 (Radial)","description":"\u003cdiv\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eGenuine AP RACING \u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cstrong\u003eAP Racing caliper    \u003c\/strong\u003e\u003cstrong\u003e- UK made calipers  \u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003e \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2 X  AP Racing PERFORMANCE 4 Piston Brake Caliper \u003cbr\u003eCP9540 Radi-CAL 2.   -BLACK \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCP9540 family - 49.56cm² Piston Area\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e- Performance Road Front or Rear.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe AP Racing CP9540 caliper is designed for high-performance road use and occasional track days, and it can be installed on both the front or rear axles of applicable vehicles. It is a popular component in aftermarket big brake kits for upgrading the braking performance of various performance cars and SUVs. \u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eIntended Applications\u003c\/strong\u003e\u003cbr\u003ePerformance Road Upgrades: The primary application for the CP9540 is as an upgrade for performance street cars, offering enhanced braking precision and durability over stock systems.\u003cbr\u003eTrack Day Use: While designed for the road, it incorporates motorsport-derived technology and is engineered to deliver reliable performance during demanding track sessions, providing stronger bite and better heat control.\u003cbr\u003eVarious Vehicles: As a universal performance part, the CP9540 is integrated into vehicle-specific big brake kits for a wide range of models, including the Mercedes-Benz A200, Honda Civic, Skoda Octavia vRS, and others.\u003cbr\u003eFront or Rear Fitment: The caliper family is versatile and can be configured for front or rear axle applications depending on the specific vehicle's requirements and the overall braking system balance. \u003cbr\u003eKey Features for Use\u003cbr\u003eForged Two-Piece Body: The use of a forged aluminum alloy body provides high rigidity and strength, essential for consistent performance under pressure.\u003cbr\u003eRoad-Friendly Design: Unlike pure race calipers, it includes boot-type dirt seals to protect the pistons from contamination and anti-rattle clips to reduce noise, making it practical for daily driving.\u003cbr\u003eRadi-CAL™ Technology: It benefits from AP Racing's patented asymmetric design concept, which optimizes stiffness and cooling efficiency.\u003cbr\u003eDisc Compatibility: It is designed to work with ventilated discs ranging from 356mm to 380mm in diameter and 28mm to 32mm in thickness, which are common sizes for high-performance upgrades\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWorking Pressures: For full technical data sheet content view P14.353.pdf in download tab.\u003c\/p\u003e\n\u003cp\u003e- Front Axle application - Gross Vehicle Front Engine = 2210Kg \/ Rear Engine = 2580Kg\u003c\/p\u003e\n\u003cp\u003e- Rear Axle application - Gross Vehicle Front Engine = 3870Kg \/ Rear Engine = 3090Kg\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eFeatures:\u003cbr\u003e- Benefits from our latest radical asymmetric design concept.\u003cbr\u003e- Radial Mount, 195mm centres.\u003cbr\u003e- Suits Ø380mm Max or 356mm Min x 32mm max or 28mm Min thick discs.\u003cbr\u003e- Forged two piece Aluminium alloy body.\u003cbr\u003e- Aluminium alloy pistons.\u003cbr\u003e- Boot type dirt seals fitted.\u003cbr\u003e- Advanced Red, Black or Silver anti-corrosion paint finish.\u003cbr\u003e- Pad anti-rattle clip fitted.\u003c\/p\u003e\n\u003cp\u003eBlack Caliper Part Numbers to suit discs Ø380 x 32mm thickness:\u003cbr\u003e- RHT = CP9540-2S0BG \/ LHT = CP9540-3S0BG  - RHL = CP9540-4S0BG \/ LHL = CP9540-5S0BG  \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eBlack Caliper Part Numbers to suit discs Ø380 x 28mm thickness:\u003cbr\u003e- RHT = CP9540-6S0BG \/ LHT = CP9540-7S0BG - RHL = CP9540-8S0BG \/ LHL = CP9540-9S0BG\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eRed Caliper Part Numbers:\u003cbr\u003eFor Red calipers add 'R28' to end of Part Number e.g.\u003cbr\u003eCP9540-2S0R28  \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eSilver Caliper Part Numbers:\u003cbr\u003eFor Silver calipers add 'S10' to end of Part Number e.g.\u003cbr\u003eCP9540-2S010\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eTypical Brake Discs to Suit:\u003c\/p\u003e\n\u003cp\u003e- Ø356x28mm - CP6565-182CG12 \/ -183CG12\u003c\/p\u003e\n\u003cp\u003e- Ø356x32mm - CP7177-110G8 \/ -111G8\u003c\/p\u003e\n\u003cp\u003e- Ø360x28mm - CP6565-198GA \/ -199GA\u003c\/p\u003e\n\u003cp\u003e- Ø362x32mm - CP4542-112CG12 \/ -113CG12\u003c\/p\u003e\n\u003cp\u003e- Ø380x28mm - CP5914-484CG12 \/ -495CG12\u003c\/p\u003e\n\u003cp\u003e- Ø380x32mm - CP5914-188GA \/ -189GA\u003c\/p\u003e\n\u003cp\u003e- Ø390x32mm - CP7177-130CG12 \/ -131CG12\u003c\/p\u003e\n\u003cp\u003eBrake Pad Information\u003cbr\u003e(To view an image of the pad\u003cbr\u003eclick on Pad Part No)    \u003cbr\u003e      CP6600D55\u003c\/p\u003e\n\u003cp\u003e- Pad Area = 64.6cm²\u003cbr\u003e- Pad Depth = 55.0mm\u003cbr\u003e- Thickness = 16.75mm\u003c\/p\u003e\n\u003cp\u003eCALIPER TECHNICAL SPECIFICATIONS    \u003cbr\u003ePiston Sizes - mm    - Ø38.1 x 2\u003cbr\u003e- Ø41.3 x 2\u003cbr\u003ePiston Area - cm²    49.56\u003cbr\u003eDisc Diameter - mm    Ø380.0\u003cbr\u003eDisc Thicknesses - mm    - CP9540-2\/3\/4\/5 = 32.0\u003cbr\u003e- CP9540-6\/7\/8\/9 = 28.0\u003cbr\u003eWeight (No Pads) - Kg    3.25\u003cbr\u003eHydraulic Threads    M10x1.0\u003cbr\u003eMounting Type    Radial\u003cbr\u003eMounting Centres - mm    195.0\u003cbr\u003eMounting Offset - mm    - CP9540-2\/3\/4\/5 = 36.0\u003cbr\u003e- CP9540-6\/7\/8\/9 = 34.0\u003cbr\u003eMounting Hole Ø - mm    12.1\u003cbr\u003ePL Dimension - mm    55.0\u003cbr\u003eBleed Screw Tightening Torque - Nm    17\u003cbr\u003eCALIPER SPARES    \u003cbr\u003ePistons    Ø38.1mm = CP8335-110 x 2\u003cbr\u003eØ41.3mm = CP8335-111\u003cbr\u003eSeal Repair Kit    CP4527-JK\u003cbr\u003eTube Pad Retainer and Bolt    \u003cbr\u003eCP9540-2\/3\/4\/5 Caliper - CP9560-106 x 4 \u0026amp; CP3596-112ST x 2\u003cbr\u003eCP9540-6\/7\/8\/9 Caliper - CP9560-106 x 4 \u0026amp; CP3796-121ST\u003c\/p\u003e\n\u003cp\u003ePad Retaining Pins    CP9540-6\/7\/8\/9 = CP8335-116 x 2\u003cbr\u003eCP9540-2\/3\/4\/5 = CP7555-182\u003cbr\u003eBleed Screw Kit    CP3880-1\u003cbr\u003ePad Anti-Rattle clip    CP9540-2\/3\/4\/5 Caliper - CP9540-107\u003cbr\u003eCP9540-6\/7\/8\/9 Caliper - CP9540-108\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(254, 6, 6);\"\u003e\u003cstrong\u003eSEARCH THE PARTS FOR YOU RIDE:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"999brakes - Collections (4X4 4WD BRAKE UPGRADE)\" href=\"https:\/\/999brakes.shop\/collections\"\u003e\u003cstrong\u003ehttps:\/\/999brakes.shop\/collections\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eFor a prompt response to your inquiries,\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eplease email us\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003esydney@999autoshop.com.au\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eor \u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(241, 14, 14);\"\u003e\u003cstrong\u003eWhatsApp at +61 428 838 848. \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWe will reply as soon as possible.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow to order -CUSTOMISED BIG BRAKE KIT\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eMessage us your vehicle details (model, year). If unsure, include your VIN and wheel size.\u003c\/span\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eTell us the rotor size you require. We will confirm fitment and recommend options.\u003c\/li\u003e\n\u003cli\u003eOnce confirmed, place your order using \"Buy Now.\"\u003c\/li\u003e\n\u003cli\u003eWe will prepare and dispatch your brake kit.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"AP Racing","offers":[{"title":"Default Title","offer_id":46580544700578,"sku":"AP-CP9540-black(CALIPERS)","price":3190.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/5579\/5618\/files\/s-l1600_-_2026-02-10T170104.163.webp?v=1770703481","url":"https:\/\/www.999brakes.com\/products\/2x-ap-racing-performance-4-piston-brake-caliper-cp9540-world-radi-cal-2-radial","provider":"999brakes","version":"1.0","type":"link"}