{"product_id":"jeep-wrangler-jl-2018-2023-street-challenge-rear-rfk572-01","title":"Jeep Wrangler 2018-2023 Street Challenge Rear Brake System","description":"\u003ch4\u003eUpgrade the JL Wrangler Rear Brakes and Keep the System in Balance\u003c\/h4\u003e\n\u003cp\u003eComplete the JL Wrangler Street Challenge build with the RFK.572.01 Rotora Street Challenge Rear Brake System. The 4-piston RF419 forged caliper and 328x28mm 1-piece disc give the rear axle of the 2018-2023 Jeep Wrangler JL a meaningful performance improvement over the factory setup while maintaining proper front-to-rear brake balance.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e4-piston RF419 forged aluminum caliper for consistent, high clamping force\u003c\/li\u003e\n\u003cli\u003e328x28mm 1-piece disc for reduced weight and improved heat dissipation\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on fitment for the rear axle, no permanent modification required\u003c\/li\u003e\n\u003cli\u003eAvailable in 10 caliper finishes including Natural Anodize (Zinc)\u003c\/li\u003e\n\u003cli\u003eSlotted or Drilled rotor face options to match braking preference\u003c\/li\u003e\n\u003cli\u003eStainless steel braided brake lines included for firmer pedal feel\u003c\/li\u003e\n\u003cli\u003ePerformance brake pads matched to the RF419 caliper included\u003c\/li\u003e\n\u003cli\u003eEngineered for sustained street and track use without brake fade\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2023\u003c\/td\u003e\n\u003ctd\u003eJeep\u003c\/td\u003e\n\u003ctd\u003eWrangler Sport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2023\u003c\/td\u003e\n\u003ctd\u003eJeep\u003c\/td\u003e\n\u003ctd\u003eWrangler Rubicon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2023\u003c\/td\u003e\n\u003ctd\u003eJeep\u003c\/td\u003e\n\u003ctd\u003eWrangler Sahara\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPN\u003c\/td\u003e\n\u003ctd\u003eRFK.572.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCaliper Type\u003c\/td\u003e\n\u003ctd\u003e4-piston RF419 forged aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor Size\u003c\/td\u003e\n\u003ctd\u003e328x28mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor Type\u003c\/td\u003e\n\u003ctd\u003e1-piece disc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish Options\u003c\/td\u003e\n\u003ctd\u003e10 caliper colors, Slotted or Drilled rotor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitment\u003c\/td\u003e\n\u003ctd\u003e2018-2023 Jeep Wrangler JL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eManufacturer limited warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e2x RF419 4-piston forged aluminum calipers\u003c\/li\u003e\n\u003cli\u003e2x 328x28mm 1-piece discs\u003c\/li\u003e\n\u003cli\u003eStainless steel braided brake lines\u003c\/li\u003e\n\u003cli\u003eMounting brackets and hardware\u003c\/li\u003e\n\u003cli\u003ePerformance brake pads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout Rotora\u003c\/h4\u003e\n\u003cp\u003eRotora designs and manufactures big brake kits for street and track enthusiasts, engineering forged aluminum calipers and 2-piece rotors that deliver consistent stopping power under demanding conditions.\u003c\/p\u003e\n\u003ch4\u003eRelated Parts on Our Site\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/jeep-wrangler-jl-2018-2023-street-challenge-front-rfk571-04\" target=\"_blank\" rel=\"noopener\"\u003eJeep Wrangler JL 2018-2023 Street Challenge Front Brake System (RFK.571.04)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cstrong\u003eWhat is the RFK.572.01?\u003c\/strong\u003e\n\u003cp\u003eThe RFK.572.01 is a Rotora Street Challenge rear brake system for 2018-2023 Jeep Wrangler JL, featuring a 4-piston RF419 forged aluminum caliper and a 328x28mm 1-piece disc.\u003c\/p\u003e\n\u003cstrong\u003eDoes this kit fit all trims listed for 2018-2023 Jeep Wrangler JL?\u003c\/strong\u003e\n\u003cp\u003eYes, this kit is designed to fit the rear axle across 2018-2023 Jeep Wrangler JL.\u003c\/p\u003e\n\u003cstrong\u003eWhat caliper colors are available?\u003c\/strong\u003e\n\u003cp\u003eThe RFK.572.01 is available in 10 caliper finishes, including Red, Dark Metallic Blue, Silver, Gloss Black, Green, Orange, Light Metallic Blue, White, Black Hard-Anodize Finish, Yellow, and Natural Anodize (Zinc).\u003c\/p\u003e\n\u003cstrong\u003eWhat is the difference between Slotted and Drilled rotors?\u003c\/strong\u003e\n\u003cp\u003eSlotted rotors clear gas and debris from the pad surface, while Drilled rotors add additional cooling channels through the rotor face. Both are available for this kit.\u003c\/p\u003e\n\u003cstrong\u003eDoes this kit include brake pads?\u003c\/strong\u003e\n\u003cp\u003eYes, performance brake pads matched to the RF419 caliper are included with this kit.\u003c\/p\u003e\n\u003cstrong\u003eIs this a front or rear brake system?\u003c\/strong\u003e\n\u003cp\u003eThe RFK.572.01 is a rear brake system. A matching front system (RFK.571.04) is available separately for the 2018-2023 Wrangler JL.\u003c\/p\u003e\n\u003cstrong\u003eWill I need to modify my vehicle to install this kit?\u003c\/strong\u003e\n\u003cp\u003eNo, this kit is designed for direct bolt-on installation on the rear axle without permanent modification.\u003c\/p\u003e\n\u003cstrong\u003eWhat is the rotor construction on this kit?\u003c\/strong\u003e\n\u003cp\u003eThe RFK.572.01 uses a 328x28mm 1-piece disc design for reduced rotational weight and improved heat dissipation.\u003c\/p\u003e\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eLift the vehicle and secure it on jack stands, then remove the rear wheels.\u003c\/li\u003e\n\u003cli\u003eRemove the factory rear calipers and disconnect the brake lines.\u003c\/li\u003e\n\u003cli\u003eRemove the factory rear rotors and brake hardware.\u003c\/li\u003e\n\u003cli\u003eInstall the new 328x28mm 1-piece disc onto the rear hubs.\u003c\/li\u003e\n\u003cli\u003eMount the RF419 4-piston calipers using the supplied brackets and hardware.\u003c\/li\u003e\n\u003cli\u003eInstall the included performance brake pads into the calipers.\u003c\/li\u003e\n\u003cli\u003eConnect the new stainless steel braided brake lines and torque all fittings.\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly and check for leaks.\u003c\/li\u003e\n\u003cli\u003eReinstall the wheels, torque to spec, and bed in the new brakes before hard driving.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eWARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. 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