{"product_id":"powerstop-autospecialty-oe-rear-brake-rotor-2015-2021-subaru-wrx","title":"PowerStop Autospecialty OE Rear Brake Rotor for 2015-2021 Subaru WRX","description":"\u003ch4\u003eFactory Rear Stopping Feel Restored on the WRX\u003c\/h4\u003e\n\u003cp\u003eWorn rear rotors leave the WRX with a soft pedal and uneven pad wear. This PowerStop Autospecialty replacement is cast to the original rear dimensions for the 2015-2021 Subaru WRX, so the stock caliper, pads, and hub bolt up without shims or spacers. Part number JBR1701 is a plain vented one-piece iron rotor supplied as a single unit.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-fit rear replacement cast to original equipment dimensions\u003c\/li\u003e\n\u003cli\u003eOne-piece iron construction with a plain, non-directional friction surface\u003c\/li\u003e\n\u003cli\u003eVented design carries heat away during repeated stops\u003c\/li\u003e\n\u003cli\u003eNatural finish with no coating to remove before installation\u003c\/li\u003e\n\u003cli\u003eMachined for stock caliper clearance and a 114.3 mm hub bolt circle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e2015-2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003ctd\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer part number\u003c\/td\u003e\n\u003ctd\u003eJBR1701\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor type\u003c\/td\u003e\n\u003ctd\u003eVented\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor style\u003c\/td\u003e\n\u003ctd\u003ePlain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003e1-piece iron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eNatural\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\u003eRotor diameter\u003c\/td\u003e\n\u003ctd\u003e285.75 mm (11.25 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor height\u003c\/td\u003e\n\u003ctd\u003e63.5 mm (2.5 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal thickness\u003c\/td\u003e\n\u003ctd\u003e9.906 mm (0.39 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum thickness\u003c\/td\u003e\n\u003ctd\u003e8.382 mm (0.33 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBolt circle\u003c\/td\u003e\n\u003ctd\u003e114.3 mm (4.5 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e889906330776\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\u003cli\u003e1 rear brake rotor\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch4\u003eAbout PowerStop\u003c\/h4\u003e\n\u003cp\u003ePowerStop engineers replacement and upgrade braking components for specific vehicle applications, with the Autospecialty line covering original equipment style rotors for daily driven cars and light trucks.\u003c\/p\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cstrong\u003eWhich position does this rotor serve?\u003c\/strong\u003e\u003cp\u003eIt replaces one rear rotor, so a full axle service takes two.\u003c\/p\u003e\n\u003cstrong\u003eDo I need to remove a coating before installation?\u003c\/strong\u003e\u003cp\u003eNo. The natural cast surface only needs a solvent wipe to remove shipping oil before the pads touch it.\u003c\/p\u003e\n\u003cstrong\u003eWill the stock caliper and pads still fit?\u003c\/strong\u003e\u003cp\u003eYes. The rotor keeps the original diameter, height, and thickness, so the caliper bracket and pad wear window stay in the factory range.\u003c\/p\u003e\n\u003cstrong\u003eWhat hub pattern does it use?\u003c\/strong\u003e\u003cp\u003eThe mounting face uses a 114.3 mm five lug bolt circle matching the WRX rear hub.\u003c\/p\u003e\n\u003cstrong\u003eHow thin can the rotor get before replacement?\u003c\/strong\u003e\u003cp\u003eMachining or wear below 8.382 mm means the rotor has reached its discard limit.\u003c\/p\u003e\n\u003cstrong\u003eIs this a drilled or slotted rotor?\u003c\/strong\u003e\u003cp\u003eNo. The friction surface is plain, which keeps pad life and noise closer to factory behavior.\u003c\/p\u003e\n\u003cstrong\u003eShould the rear pads be replaced at the same time?\u003c\/strong\u003e\u003cp\u003eNew pads bed evenly to a new surface, so replacing both together gives the most consistent pedal feel.\u003c\/p\u003e\n\u003cstrong\u003eDoes it work with the electronic parking brake?\u003c\/strong\u003e\u003cp\u003eYes. The rotor keeps the factory parking brake drum surface and dimensions used by the WRX rear caliper.\u003c\/p\u003e\n\u003ch4\u003eInstallation Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eRaise and support the vehicle, then remove the rear wheel.\u003c\/li\u003e\n\u003cli\u003eRetract the electronic parking brake using the service procedure, then remove the caliper and bracket.\u003c\/li\u003e\n\u003cli\u003eRemove the old rotor and clean the hub face of rust and debris.\u003c\/li\u003e\n\u003cli\u003eCompare the new rotor thickness and diameter against the removed part.\u003c\/li\u003e\n\u003cli\u003eFit the rotor, reinstall the bracket and caliper, and torque all fasteners to the factory specification.\u003c\/li\u003e\n\u003cli\u003eBed the brakes with a series of moderate stops before normal driving.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4\u003eProp 65 Warning\u003c\/h4\u003e\n\u003cp\u003eWARNING: Cancer and Reproductive Harm. www.P65Warnings.ca.gov\u003c\/p\u003e","brand":"PowerStop","offers":[{"title":"Default Title","offer_id":46403725590607,"sku":"PSBJBR1701","price":53.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/powerstop-autospecialty-oe-rear-brake-rotor-for-2015-2021-subaru-wrx-powerstop.jpg?v=1787580417","url":"https:\/\/www.blackopsautoworks.com\/products\/powerstop-autospecialty-oe-rear-brake-rotor-2015-2021-subaru-wrx","provider":"Black Ops Auto Works","version":"1.0","type":"link"}