{"product_id":"royal-enfield-7-inch-big-hub-front-drum-brake-shoe-584578-a","title":"Royal Enfield 7-Inch Big Hub Front Drum Brake Shoe – Bullet 350, Electra 350 \u0026 Classic 350 UCE – 584578\/A","description":"\u003ch1\u003eRoyal Enfield 7-Inch Big Hub Front Drum Brake Shoe – Bullet 350, Electra 350 \u0026amp; Classic 350 UCE – 584578\/A\u003c\/h1\u003e\n\n\u003cp\u003e\u003cstrong\u003eGenuine Royal Enfield 584578\/A\u003c\/strong\u003e is the factory \u003cstrong\u003eFRONT BRAKE SHOE ASSY - SPARES\u003c\/strong\u003e used in the classic 7-inch \/ big-hub front drum brake system fitted to selected Royal Enfield motorcycles.\u003c\/p\u003e\n\n\u003ch2\u003ePart Identification\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e584578\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOEM Description\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFRONT BRAKE SHOE ASSY - SPARES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEarlier Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e145585\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuyer Search Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront Brake Shoe \/ Front Drum Brake Shoe \/ Big Hub Brake Shoe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront Drum Brake\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrum \/ Hub Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-inch \/ Big Hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFactory Quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 shoes per front wheel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch2\u003eShort Hook\u003c\/h2\u003e\n\u003cp\u003eRestore reliable front-drum braking with genuine Royal Enfield \u003cstrong\u003e584578\/A\u003c\/strong\u003e, the OEM replacement brake shoe used in the 7-inch \/ big-hub front drum setup on selected Bullet, Electra, Classic and earlier Royal Enfield models.\u003c\/p\u003e\n\n\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\n\u003cp\u003eRoyal Enfield \u003cstrong\u003e584578\/A\u003c\/strong\u003e is a genuine front brake shoe assembly supplied as a service spare for the traditional 7-inch front drum brake system.\u003c\/p\u003e\n\n\u003cp\u003eCurrent genuine-parts data explicitly shows the earlier \u003cstrong\u003e145585\/A – BR.SHOE ASSY FT (W\/STOCK) DOMESTIC\u003c\/strong\u003e replaced by \u003cstrong\u003e584578\/A – FRONT BRAKE SHOE ASSY - SPARES\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe Royal Enfield UCE parts catalogue lists the earlier 145585\/A brake shoe in the front-drum assembly for \u003cstrong\u003eBullet 350 UCE, Electra 350 UCE and Classic 350 UCE\u003c\/strong\u003e, with \u003cstrong\u003equantity 2\u003c\/strong\u003e required per front brake.\u003c\/p\u003e\n\n\u003cp\u003eRoyal Enfield's retired-model catalogue also links 584578\/A directly with 145585\/A in the 7-inch front brake system used across multiple older Bullet \/ Electra \/ Machismo \/ Thunderbird-type drum-brake configurations.\u003c\/p\u003e\n\n\u003ch2\u003eWhat This Product Is\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Royal Enfield OEM front brake shoe assembly.\u003c\/li\u003e\n\u003cli\u003eFor 7-inch \/ big-hub front drum brake systems.\u003c\/li\u003e\n\u003cli\u003eLater service replacement for 145585\/A.\u003c\/li\u003e\n\u003cli\u003eUsed as one of the two brake shoes inside the front drum.\u003c\/li\u003e\n\u003cli\u003eSold individually unless the product page explicitly states pair\/set.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat This Product Is Not\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNot a front disc brake pad.\u003c\/li\u003e\n\u003cli\u003eNot a rear brake shoe.\u003c\/li\u003e\n\u003cli\u003eNot a complete front brake cover plate.\u003c\/li\u003e\n\u003cli\u003eNot a complete front hub.\u003c\/li\u003e\n\u003cli\u003eNot the return spring.\u003c\/li\u003e\n\u003cli\u003eNot the operating cam.\u003c\/li\u003e\n\u003cli\u003eNot automatically suitable for every Royal Enfield with a drum brake.\u003c\/li\u003e\n\u003cli\u003eNot for J-Series 350 models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Royal Enfield OEM friction component.\u003c\/li\u003e\n\u003cli\u003eCorrect service part for the 145585\/A brake-shoe family.\u003c\/li\u003e\n\u003cli\u003eDesigned for applicable 7-inch \/ big-hub front drum assemblies.\u003c\/li\u003e\n\u003cli\u003eSuitable for routine brake overhaul and worn-shoe replacement.\u003c\/li\u003e\n\u003cli\u003eExact part-number fitment reduces incorrect brake-component orders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuyer Search Names \/ Internal Search Keywords\u003c\/h2\u003e\n\u003cp\u003e584578\/A, 584578A, 584578, 145585\/A, 145585A, Royal Enfield front brake shoe, Bullet 350 front brake shoe, Standard 350 front brake shoe, Electra 350 brake shoe, Classic 350 UCE front brake shoe, big hub brake shoe, 7 inch brake shoe, front drum brake shoe, old Bullet front brake shoe.\u003c\/p\u003e\n\n\u003ch2\u003eConfirmed Compatibility\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMotorcycle \/ Configuration\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003cth\u003eFitment Note\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoyal Enfield Bullet 350 UCE \/ Standard 350 UCE – Front Drum Brake\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eConfirmed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUCE front-drum catalogue uses 145585\/A; current genuine data replaces 145585\/A with 584578\/A.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoyal Enfield Electra 350 UCE – Front Drum Brake Variant\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eConfirmed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUCE front-drum catalogue uses 145585\/A; replacement mapping leads to 584578\/A.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoyal Enfield Classic 350 UCE – Applicable Front Drum Brake Variant\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eConfirmed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUCE front-drum catalogue lists the 145585\/A shoe family, qty 2.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoyal Enfield 7-inch \/ Big-Hub Front Drum Brake Models using 145585\/A\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eConfirmed by replacement family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e584578\/A is the genuine service replacement for 145585\/A.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOlder \/ Retired Models – Verify Brake Configuration\u003c\/h2\u003e\n\u003cp\u003eRoyal Enfield's retired-model brake matrix associates the 584578\/A \/ 145585\/A shoe family with numerous older 7-inch front-drum applications.\u003c\/p\u003e\n\u003cp\u003eThese include selected older:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBullet 350 \/ Bullet 500 variants\u003c\/li\u003e\n\u003cli\u003eElectra variants\u003c\/li\u003e\n\u003cli\u003eMachismo variants\u003c\/li\u003e\n\u003cli\u003eThunderbird-era drum-brake variants\u003c\/li\u003e\n\u003cli\u003eOther retired-model 7-inch big-hub configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDo not order by motorcycle name alone.\u003c\/strong\u003e Verify that the motorcycle uses the 7-inch \/ big-hub front drum assembly and 145585 \/ 584578 brake-shoe family.\u003c\/p\u003e\n\n\u003ch2\u003eFitment Not Confirmed \/ Check Before Ordering\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSituation\u003c\/th\u003e\n\u003cth\u003eRequired Check\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOlder Bullet \/ Electra \/ Machismo \/ Thunderbird\u003c\/td\u003e\n\u003ctd\u003eConfirm 7-inch big-hub front drum and 145585 \/ 584578 shoe family.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExport-market motorcycle\u003c\/td\u003e\n\u003ctd\u003eCheck exact hub and front-brake specification.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotorcycle converted from drum to disc\u003c\/td\u003e\n\u003ctd\u003eDo not order based on chassis\/model name; inspect the installed front brake.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAftermarket hub \/ brake plate\u003c\/td\u003e\n\u003ctd\u003eCompare brake-shoe dimensions and pivot arrangement.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eNot Compatible \/ Do Not Order For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClassic 350 Reborn \/ J-Series\u003c\/li\u003e\n\u003cli\u003eMeteor 350\u003c\/li\u003e\n\u003cli\u003eHunter 350\u003c\/li\u003e\n\u003cli\u003eBullet 350 J-Series\u003c\/li\u003e\n\u003cli\u003eHimalayan 411\u003c\/li\u003e\n\u003cli\u003eScram 411\u003c\/li\u003e\n\u003cli\u003eHimalayan 450\u003c\/li\u003e\n\u003cli\u003eGuerrilla 450\u003c\/li\u003e\n\u003cli\u003eInterceptor 650\u003c\/li\u003e\n\u003cli\u003eContinental GT 650\u003c\/li\u003e\n\u003cli\u003eSuper Meteor 650\u003c\/li\u003e\n\u003cli\u003eShotgun 650\u003c\/li\u003e\n\u003cli\u003eBear 650\u003c\/li\u003e\n\u003cli\u003eClassic 650\u003c\/li\u003e\n\u003cli\u003eAny front-disc-brake configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number \/ Supersession Notes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e145585\/A\u003c\/td\u003e\n\u003ctd\u003eEarlier BR.SHOE ASSY FT (W\/STOCK) DOMESTIC.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e584578\/A\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent genuine service replacement – FRONT BRAKE SHOE ASSY - SPARES.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eCurrent Royal Enfield service data explicitly shows:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e145585\/A → 584578\/A\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eCritical Quantity Note\u003c\/h2\u003e\n\u003cp\u003eThe factory front drum uses:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2 × Brake Shoes\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe parts catalogue lists the shoe family at \u003cstrong\u003eQty 2\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eShopify Quantity 1 = One Individual 584578\/A Brake Shoe Assembly.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFor a complete front brake-shoe replacement, the customer will normally need \u003cstrong\u003e2 pieces\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eSimilar Parts Comparison\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003cth\u003eDifference\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e584578\/A\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront Brake Shoe Assy - Spares\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eThis product\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e145585\/A\u003c\/td\u003e\n\u003ctd\u003eBrake Shoe Assy FT (With Stock) Domestic\u003c\/td\u003e\n\u003ctd\u003eEarlier shoe replaced by 584578\/A.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e145756\/A\u003c\/td\u003e\n\u003ctd\u003eFront Brake Shoe \/ Bonded 7-inch family\u003c\/td\u003e\n\u003ctd\u003eDifferent 7-inch shoe configuration; do not substitute blindly.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e140374\/B\u003c\/td\u003e\n\u003ctd\u003eSpring - Shoe Return Front Brake\u003c\/td\u003e\n\u003ctd\u003eBrake shoe return spring.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e145754\/B\u003c\/td\u003e\n\u003ctd\u003eOperating Cam\u003c\/td\u003e\n\u003ctd\u003eFront drum brake cam.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e140378\/C\u003c\/td\u003e\n\u003ctd\u003eFelt Washer\u003c\/td\u003e\n\u003ctd\u003eHub \/ cover-plate sealing washer.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e142239\/C\u003c\/td\u003e\n\u003ctd\u003eSpacer\u003c\/td\u003e\n\u003ctd\u003eFront brake cover-plate spacer.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e147788\/A\u003c\/td\u003e\n\u003ctd\u003eCover Plate\u003c\/td\u003e\n\u003ctd\u003eFront drum brake cover plate.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhen Should This Be Replaced?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrake lining is worn close to its service limit.\u003c\/li\u003e\n\u003cli\u003eBrake lining is contaminated with oil or grease.\u003c\/li\u003e\n\u003cli\u003eLining is cracked, loose or damaged.\u003c\/li\u003e\n\u003cli\u003eBraking performance has reduced after correct adjustment.\u003c\/li\u003e\n\u003cli\u003eFront brake requires excessive lever travel.\u003c\/li\u003e\n\u003cli\u003eDrum-brake overhaul is being performed.\u003c\/li\u003e\n\u003cli\u003eShoes show uneven wear caused by worn cams or pivot components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Related Parts to Check\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e140374\/B – Front Brake Shoe Return Spring.\u003c\/li\u003e\n\u003cli\u003e145754\/B – Front Brake Operating Cam.\u003c\/li\u003e\n\u003cli\u003e140378\/C – Felt Washer.\u003c\/li\u003e\n\u003cli\u003e142239\/C – Spacer.\u003c\/li\u003e\n\u003cli\u003e147788\/A – Front Brake Cover Plate.\u003c\/li\u003e\n\u003cli\u003e142900\/B – Link Rod Assembly.\u003c\/li\u003e\n\u003cli\u003eFront brake cable.\u003c\/li\u003e\n\u003cli\u003eBrake cam bushes \/ pivots.\u003c\/li\u003e\n\u003cli\u003eFront brake drum condition.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1 × Genuine Royal Enfield 584578\/A Front Brake Shoe Assembly\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e the front drum requires two shoes in the checked factory catalogues. Unless explicitly sold as a pair, order quantity \u003cstrong\u003e2\u003c\/strong\u003e for a complete two-shoe replacement.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eConfirm the motorcycle uses the 7-inch \/ big-hub front drum brake.\u003c\/li\u003e\n\u003cli\u003eConfirm the old shoe family is 145585 \/ 584578.\u003c\/li\u003e\n\u003cli\u003eInspect the drum for scoring, glazing and excessive wear.\u003c\/li\u003e\n\u003cli\u003eInspect both brake-shoe return springs.\u003c\/li\u003e\n\u003cli\u003eCheck operating cams and pivot points for wear or seizure.\u003c\/li\u003e\n\u003cli\u003eKeep all friction surfaces completely free of grease and oil.\u003c\/li\u003e\n\u003cli\u003eReplace brake shoes as a matched pair where both existing shoes are worn.\u003c\/li\u003e\n\u003cli\u003eAdjust the front brake according to the applicable workshop procedure.\u003c\/li\u003e\n\u003cli\u003eConfirm smooth wheel rotation with the brake released.\u003c\/li\u003e\n\u003cli\u003ePerform a careful bedding-in process after installation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eBrake Safety \/ Return-Prevention Note\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eMatch exact SKU \u003cstrong\u003e584578\/A\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eConfirm your motorcycle has a \u003cstrong\u003efront drum brake\u003c\/strong\u003e, not a disc brake.\u003c\/li\u003e\n\u003cli\u003eConfirm the \u003cstrong\u003e7-inch \/ big-hub\u003c\/strong\u003e brake family.\u003c\/li\u003e\n\u003cli\u003eCheck old part number 145585\/A where available.\u003c\/li\u003e\n\u003cli\u003eRemember the factory assembly uses \u003cstrong\u003e2 shoes\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDo not order by model name alone on older Royal Enfield motorcycles because brake configurations changed by year and market.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eBrake components are safety-critical. Installation should be carried out by a competent technician. Correctly supplied brake parts are not returnable or exchangeable after installation, contamination, use, incorrect brake-configuration selection, mechanic recommendation or change of mind. Eligible wrong-item or damaged-item claims require applicable proof and complete unboxing evidence under store policy.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is Royal Enfield 584578\/A?\u003c\/strong\u003e\u003cbr\u003eIt is a genuine Royal Enfield front drum brake shoe assembly \/ service spare.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat does 584578\/A replace?\u003c\/strong\u003e\u003cbr\u003eCurrent genuine-parts data shows 145585\/A replaced by 584578\/A.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes it fit Bullet 350 UCE?\u003c\/strong\u003e\u003cbr\u003eYes, on the catalogue-matched front-drum configuration using the 145585 \/ 584578 shoe family.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes it fit Electra 350 UCE?\u003c\/strong\u003e\u003cbr\u003eYes, on applicable front-drum variants.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes it fit Classic 350 UCE?\u003c\/strong\u003e\u003cbr\u003eYes, on the front-drum configuration shown in the UCE parts catalogue. Do not use it for a disc-brake front end.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes it fit old Bullet models?\u003c\/strong\u003e\u003cbr\u003eMany older Royal Enfield 7-inch \/ big-hub front-drum models use the same 145585 \/ 584578 family. Confirm hub and brake configuration before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this for the front or rear brake?\u003c\/strong\u003e\u003cbr\u003eFront brake.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this for drum or disc brake?\u003c\/strong\u003e\u003cbr\u003eDrum brake only.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow many are needed?\u003c\/strong\u003e\u003cbr\u003eThe factory catalogue specifies two shoes per front drum.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes quantity 1 mean a pair?\u003c\/strong\u003e\u003cbr\u003eNo. Quantity 1 means one individual 584578\/A shoe assembly unless the product page explicitly states pair.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes it fit Classic 350 Reborn?\u003c\/strong\u003e\u003cbr\u003eNo. Reborn uses a modern front disc brake system.\u003c\/p\u003e\n\n\u003ch2\u003eSEO Tags\u003c\/h2\u003e\n\u003cp\u003eRoyal Enfield, Genuine Royal Enfield Parts, 584578\/A, 584578A, 584578, 145585\/A, 145585A, FRONT BRAKE SHOE ASSY - SPARES, Front Brake Shoe, Front Drum Brake Shoe, Big Hub Brake Shoe, 7 Inch Brake Shoe, 7 Inch Front Drum, Bullet 350 UCE, Standard 350 UCE, Electra 350 UCE, Classic 350 UCE, Old Bullet Front Brake Shoe, Royal Enfield Drum Brake Parts, Royal Enfield Brake Shoes, OEM Brake Parts, OEM Spares\u003c\/p\u003e\n\n\u003ch2\u003eImage Filename Suggestions\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eroyal-enfield-584578-a-front-brake-shoe.jpg\u003c\/li\u003e\n\u003cli\u003eroyal-enfield-7-inch-big-hub-front-drum-brake-shoe-584578-a.jpg\u003c\/li\u003e\n\u003cli\u003ebullet-electra-classic-350-uce-front-brake-shoe-584578-a.jpg\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImage Alt Text\u003c\/h2\u003e\n\u003cp\u003eGenuine Royal Enfield 584578\/A front brake shoe for 7-inch big-hub front drum Bullet 350, Electra 350 and Classic 350 UCE applications\u003c\/p\u003e\n\n\u003ch2\u003eGoogle Shopping Notes\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e584578\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCustom Product\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFalse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVehicles \u0026amp; Parts \u0026gt; Vehicle Parts \u0026amp; Accessories \u0026gt; Motor Vehicle Parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrice\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlank until current Under The Hood selling price is verified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eImage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlank until a valid direct HTTPS product image is supplied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch2\u003eCompetitor Gap Analysis\u003c\/h2\u003e\n\u003cp\u003eMost listings only say “Front Brake Shoe Assembly” or “Big Hub Brake Shoe.” This listing improves SEO and return prevention by documenting the 145585\/A to 584578\/A replacement, specifying the 7-inch \/ big-hub front-drum configuration, naming the directly supported UCE 350 models, explaining that two shoes are required per front drum, and warning customers not to order by motorcycle model alone where old Royal Enfield brake configurations differ.\u003c\/p\u003e\n\n\u003ch2\u003eResearch Log\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Royal Enfield Parts Data:\u003c\/strong\u003e 584578\/A = FRONT BRAKE SHOE ASSY - SPARES.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSupersession:\u003c\/strong\u003e 145585\/A = BR.SHOE ASSY FT (W\/STOCK) DOMESTIC is explicitly replaced by 584578\/A.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUCE Parts Catalogue:\u003c\/strong\u003e 145585\/A is used in the 03-130 Front Brake (Drum) assembly for Bullet 350 UCE, Electra 350 UCE and Classic 350, Qty 2.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRetired Models Parts Catalogue:\u003c\/strong\u003e 584578\/A \/ 145585\/A is listed as Brake Shoe Assy., Qty 2, across multiple older 7-inch front drum applications.\u003c\/p\u003e\n\n\u003ch2\u003eSEO \/ CRO Self-Score\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e10\/10\u003c\/strong\u003e for part-number targeting, drum-vs-disc differentiation, quantity clarity, older-model search coverage and return prevention.\u003c\/p\u003e","brand":"Royal Enfield","offers":[{"title":"Default Title","offer_id":52055710335271,"sku":"584578\/A","price":0.0,"currency_code":"INR","in_stock":false}],"url":"https:\/\/underthehood.co.in\/products\/royal-enfield-7-inch-big-hub-front-drum-brake-shoe-584578-a","provider":"UNDER THE HOOD","version":"1.0","type":"link"}