{"product_id":"dfc-oe-rear-brake-drum-2wd-4wd-1984-95-4runner","title":"DFC OE Rear Brake Drum 2WD \u0026 4WD (1986-95 4Runner)","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eDFC True Balanced Rear Brake Drums – Standard \u0026amp; Heavy Duty\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFor 1986–1995 Toyota 4Runner\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDynamic Friction Company (DFC) True Balanced Rear Brake Drum\u003c\/strong\u003e is a direct-fit replacement for the rear drum brakes used on 1986–1995 Toyota 4Runner applications.\u003c\/p\u003e\n\u003cp\u003eThis listing offers two replacement choices: \u003cstrong\u003eStandard\u003c\/strong\u003e and \u003cstrong\u003eHeavy Duty\u003c\/strong\u003e. Both fit the same applicable rear brake configuration. The Standard drum provides a lighter OE-style replacement, while the Heavy-Duty drum uses a heavier casting with greater thermal mass for vehicles subjected to more demanding braking conditions.\u003c\/p\u003e\n\u003cp\u003eWhen replacing \u003cstrong\u003eboth rear drums\u003c\/strong\u003e, either version may be selected and installed as a matched pair. When replacing \u003cstrong\u003eonly one drum\u003c\/strong\u003e, match the Standard or Heavy-Duty type already installed on the opposite side.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-fit rear brake drum for \u003cstrong\u003e1986–1995 Toyota 4Runner\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eChoice of \u003cstrong\u003eStandard or Heavy-Duty construction\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBoth versions fit the same applicable rear brake configuration\u003c\/li\u003e\n\u003cli\u003eStandard and Heavy Duty may be interchanged when installed as a \u003cstrong\u003ematched pair\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSix-hole mounting configuration\u003c\/li\u003e\n\u003cli\u003eFloating drum design\u003c\/li\u003e\n\u003cli\u003ePrecision-machined braking surfaces\u003c\/li\u003e\n\u003cli\u003ePrecision cut and mill balanced for smooth operation\u003c\/li\u003e\n\u003cli\u003eBlack high-temperature protective coating\u003c\/li\u003e\n\u003cli\u003eAvailable individually or as a pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eStandard vs. Heavy Duty: Which Should You Choose?\u003c\/h2\u003e\n\u003cp\u003eBoth versions share the critical mounting dimensions required for the applicable Toyota 4Runner rear brake system. The primary difference is \u003cstrong\u003edrum weight and thermal mass\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandard Drum\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNominal Drum Diameter: \u003cstrong\u003e295 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum Service Diameter: \u003cstrong\u003e297 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: \u003cstrong\u003e342.5 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOverall Height: \u003cstrong\u003e83 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCenter Hole Diameter: \u003cstrong\u003e106 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMounting Holes: \u003cstrong\u003e6\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBolt Circle: \u003cstrong\u003e139.7 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eApproximate Weight: \u003cstrong\u003e21.5 lb\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Standard drum is approximately \u003cstrong\u003e2.7 lb lighter per side\u003c\/strong\u003e and is the best choice for most normally driven 4Runners.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLower unsprung and rotating mass\u003c\/li\u003e\n\u003cli\u003eWell suited to daily and normal street driving\u003c\/li\u003e\n\u003cli\u003eGood choice for stock or lightly modified vehicles\u003c\/li\u003e\n\u003cli\u003eAppropriate for restoration builds and normal brake service\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eConsiderations\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLess thermal mass than the Heavy-Duty version\u003c\/li\u003e\n\u003cli\u003eLess suited to frequent sustained or repeated heavy braking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHeavy-Duty Drum\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNominal Drum Diameter: \u003cstrong\u003e294.2 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum Service Diameter: \u003cstrong\u003e297 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: \u003cstrong\u003e343 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOverall Height: \u003cstrong\u003e83 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCenter Hole Diameter: \u003cstrong\u003e106 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMounting Holes: \u003cstrong\u003e6\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBolt Circle: \u003cstrong\u003e139.6 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eApproximate Weight: \u003cstrong\u003e24.25 lb\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Heavy-Duty drum adds approximately \u003cstrong\u003e2.7 lb of material per side\u003c\/strong\u003e. The additional mass increases thermal capacity, making it better suited to applications that regularly generate more brake heat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGreater thermal mass\u003c\/li\u003e\n\u003cli\u003eBetter suited to repeated or prolonged braking\u003c\/li\u003e\n\u003cli\u003eGood choice for vehicles regularly carrying additional weight\u003c\/li\u003e\n\u003cli\u003eUseful for mountain, towing, work, or demanding off-road use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eConsiderations\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdds approximately \u003cstrong\u003e2.7 lb of unsprung and rotating mass per rear wheel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eProvides limited practical benefit for many normally driven vehicles\u003c\/li\u003e\n\u003cli\u003eDoes not inherently increase braking force or shorten stopping distance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFor most street-driven 4Runners, choose the Standard drum. Choose Heavy Duty when the vehicle regularly experiences sustained braking, heavier loads, mountain driving, towing within the vehicle's rated capacity, or other conditions that generate additional brake heat.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eInterchangeability\u003c\/h2\u003e\n\u003cp\u003eThe Standard and Heavy-Duty drums fit the same applicable rear brake configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen replacing both rear drums:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eChoose either \u003cstrong\u003eStandard\u003c\/strong\u003e or \u003cstrong\u003eHeavy Duty\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eYou do not need to determine which version was previously installed\u003c\/li\u003e\n\u003cli\u003eInstall the same drum type on both sides of the rear axle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhen replacing only one rear drum:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMatch the drum type currently installed on the opposite side\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDo not mix a Standard drum and Heavy-Duty drum on the same rear axle\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsing matching drums on both sides helps maintain consistent rear braking characteristics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eToyota 4Runner\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1986–1989 Toyota 4Runner – \u003cstrong\u003e1st Gen\u003c\/strong\u003e – 4WD – Rear\u003c\/li\u003e\n\u003cli\u003e1990–1995 Toyota 4Runner – \u003cstrong\u003e2nd Gen\u003c\/strong\u003e – 2WD – Rear\u003c\/li\u003e\n\u003cli\u003e1990–1995 Toyota 4Runner – \u003cstrong\u003e2nd Gen\u003c\/strong\u003e – 4WD – Rear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFitment Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eRear application only\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eFits 1986–1989 1st Gen Toyota 4Runner 4WD\u003c\/li\u003e\n\u003cli\u003eFits both \u003cstrong\u003e2WD and 4WD\u003c\/strong\u003e 1990–1995 2nd Gen Toyota 4Runner\u003c\/li\u003e\n\u003cli\u003eStandard and Heavy-Duty drums fit the same applicable rear brake configuration\u003c\/li\u003e\n\u003cli\u003eEither version may be selected when purchasing a \u003cstrong\u003ematched pair\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWhen purchasing a \u003cstrong\u003esingle drum\u003c\/strong\u003e, match the type installed on the opposite side\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDo not mix Standard and Heavy-Duty drums on the same rear axle\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eMaximum service diameter: \u003cstrong\u003e297 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAvailable individually or as a pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Dynamic Friction Company (DFC)\u003cbr\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e True Balanced\u003cbr\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Rear Brake Drum\u003cbr\u003e\u003cstrong\u003ePosition:\u003c\/strong\u003e Rear\u003cbr\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cast Iron\u003cbr\u003e\u003cstrong\u003eFinish:\u003c\/strong\u003e Black High-Temperature Coating\u003cbr\u003e\u003cstrong\u003eMount Type:\u003c\/strong\u003e Floating\u003cbr\u003e\u003cstrong\u003eMounting Hole Quantity:\u003c\/strong\u003e 6\u003cbr\u003e\u003cstrong\u003eCenter Hole Diameter:\u003c\/strong\u003e 106 mm\u003cbr\u003e\u003cstrong\u003eMaximum Service Diameter:\u003c\/strong\u003e 297 mm\u003cbr\u003e\u003cstrong\u003eAvailable Designs:\u003c\/strong\u003e Standard \/ Heavy Duty\u003cbr\u003e\u003cstrong\u003eFit Type:\u003c\/strong\u003e Vehicle Specific \/ Direct Fit\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eAvailable Configurations\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eStandard – Single\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(1) Standard DFC True Balanced rear brake drum\u003c\/li\u003e\n\u003cli\u003eApproximate weight: \u003cstrong\u003e21.5 lb\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMatch the Standard drum installed on the opposite side when replacing only one\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eStandard – Pair\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(2) Matching Standard DFC True Balanced rear brake drums\u003c\/li\u003e\n\u003cli\u003eProvides both rear drums required for the driver- and passenger-side rear brakes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHeavy Duty – Single\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(1) Heavy-Duty DFC True Balanced rear brake drum\u003c\/li\u003e\n\u003cli\u003eApproximate weight: \u003cstrong\u003e24.25 lb\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMatch the Heavy-Duty drum installed on the opposite side when replacing only one\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHeavy Duty – Pair\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(2) Matching Heavy-Duty DFC True Balanced rear brake drums\u003c\/li\u003e\n\u003cli\u003eProvides both rear drums required for the driver- and passenger-side rear brakes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhen purchasing a pair, either Standard or Heavy Duty may be selected regardless of which version is currently installed.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DFC","offers":[{"title":"Standard \/ Single","offer_id":53393446371637,"sku":"710","price":109.99,"currency_code":"USD","in_stock":true},{"title":"Standard \/ Pair","offer_id":53393446404405,"sku":"711","price":219.99,"currency_code":"USD","in_stock":true},{"title":"Heavy Duty \/ Single","offer_id":53393446437173,"sku":"712","price":119.99,"currency_code":"USD","in_stock":true},{"title":"Heavy Duty \/ Pair","offer_id":53393446469941,"sku":"713","price":239.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6005\/8421\/files\/ChatGPTImageJun12_2026_03_10_43PM_b4b4a00d-f937-4d15-87d5-d6083cf338c7.png?v=1786812774","url":"https:\/\/preserverad.com\/products\/dfc-oe-rear-brake-drum-2wd-4wd-1984-95-4runner","provider":"Preserve Rad","version":"1.0","type":"link"}