{"product_id":"honda-crf450rx-rear-brake-disc-2017-2025-240mm","title":"Honda CRF450RX Rear Brake Disc 2017-2025 240mm","description":"\u003ch2\u003eHonda CRF450RX Rear Brake Disc\u003c\/h2\u003e\u003cp\u003eNew aftermarket 240 mm rear brake rotor for Honda CRF450RX rear-wheel applications using the matching four-bolt mounting geometry.\u003c\/p\u003e\u003ch3\u003eVehicle compatibility\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eHonda model\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eCRF450RX\u003c\/td\u003e\n\u003ctd\u003e2017–2025 (published aftermarket reference)\u003c\/td\u003e\n\u003ctd\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eMatch mounting dimensions and rotor offset on your particular model year.\u003c\/p\u003e\u003ch3\u003eReference dimensions\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eOutside diameter\u003c\/th\u003e\n\u003ctd\u003e240 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCentre bore\u003c\/th\u003e\n\u003ctd\u003e121 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal thickness\u003c\/th\u003e\n\u003ctd\u003e4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePublished comparable minimum thickness\u003c\/th\u003e\n\u003ctd\u003e3.5 mm (confirm actual disc markings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eFour straight M6-type holes, approximately 6.5 mm diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBolt pitch circle\u003c\/th\u003e\n\u003ctd\u003e140 mm PCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePosition\u003c\/th\u003e\n\u003ctd\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eThese are reference dimensions for the matching MTX MDS01033 \/ EBC MD6191-style family. Check actual stock dimensions and disc markings before installation.\u003c\/p\u003e\u003ch3\u003eApplication and interchange references\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHonda early CR\/CRF rear disc:\u003c\/strong\u003e 43351-KZ4-J40 (original application family)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternative Honda references:\u003c\/strong\u003e 43351-KRN-A30 \/ 43351-KRN-A90 on selected CRF models\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAftermarket cross-references:\u003c\/strong\u003e MTX MDS01033, EBC MD6191C \/ MD6191D, Delta Braking DBD005, ProX 37.BD21202, Armstrong BKR232\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese are catalogue application numbers for dimensional matching, not proof that every Honda factory disc across all listed years has the same Honda part number. The supplied item is an unbranded aftermarket replacement.\u003c\/p\u003e\u003ch3\u003eIncluded\u003c\/h3\u003e\u003cp\u003eOne rear brake rotor. Mounting bolts are not specified as included.\u003c\/p\u003e\u003ch3\u003eImportant fitment check\u003c\/h3\u003e\u003cp\u003eCompare the old disc before buying: outside diameter, 121 mm centre bore, 140 mm PCD, four M6-type fixing holes, nominal 4 mm thickness and rotor offset. Several Honda front discs are also 240 mm but have completely different mounting dimensions. Replacement rotor fitment is not the same as an OEM supersession claim.\u003c\/p\u003e\u003ch3\u003eCondition\u003c\/h3\u003e\u003cp\u003eNew, unused aftermarket brake disc.\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":57486496563575,"sku":"01874-BRK","price":29.0,"currency_code":"SHP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0528\/8771\/6007\/files\/20260831_160019.jpg?v=1790081483","url":"https:\/\/www.motomaniauk.com\/products\/honda-crf450rx-rear-brake-disc-2017-2025-240mm","provider":"Moto Mania UK","version":"1.0","type":"link"}