{"product_id":"toyota-factory-differential-breather-cap-4runner-pickup-ae86-aw11","title":"Toyota OEM Differential Breather Cap (4Runner \/ Pickup \/ AE86 Corolla \/ AW11 MR2)","description":"\u003ch2\u003eToyota OEM Differential Breather Cap\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFor 1984–1995 Toyota 4Runner, 1979–1995 Toyota Pickup, 1983–1987 Toyota Corolla AE86 and 1984–1986 Toyota MR2 AW11 with four-speed automatic transmission, equipped with the original axle or differential-cover breather locations listed below.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis genuine Toyota cap replaces a damaged, corroded or blocked factory breather at the axle-housing or differential-cover vent. It retains the original-position arrangement rather than relocating the vent through a hose.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many do you need?\u003c\/strong\u003e 2WD trucks and RWD cars require one breather cap, while 4WD trucks require two, one for the front differential and one for the rear.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Toyota replacement:\u003c\/strong\u003e A factory-style service part for the original vent location.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete cap:\u003c\/strong\u003e Spring-flapper cap and threaded base supplied as one unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear quantity choices:\u003c\/strong\u003e One cap individually or two identical caps together.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eToyota 4Runner — 1st Gen — U.S.-Market\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1984–1989:\u003c\/strong\u003e Front and rear axle\/differential locations on 4WD.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eToyota 4Runner — 2nd Gen — U.S.-Market\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1990–1995:\u003c\/strong\u003e Rear axle on 2WD; front differential carrier cover and rear axle on 4WD.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eToyota Pickup — 1st Gen — U.S.-Market\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1979–1983:\u003c\/strong\u003e Rear axle on 2WD; front and rear axles on 4WD.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eToyota Pickup — 2nd Gen — U.S.-Market\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1984–1988:\u003c\/strong\u003e Rear axle on 2WD; front and rear axle\/differential locations on 4WD.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eToyota Pickup — 3rd Gen — U.S.-Market\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1989–1995:\u003c\/strong\u003e Rear axle on 2WD; front differential carrier cover and rear axle on 4WD.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eToyota Corolla — AE86 — Rear Axle\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1983–1987 Production:\u003c\/strong\u003e Japanese-market Sprinter Trueno with 4A-GE.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1983–1987 Production:\u003c\/strong\u003e Japanese-market Corolla Levin with 4A-GE.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1985–1987:\u003c\/strong\u003e U.S.-market Sport GT-S with 4A-GE and manual transmission.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1984–1987:\u003c\/strong\u003e U.S.-market Sport SR5 with 4A-C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eToyota MR2 — AW11 \/ MK1 — Automatic Differential Cover Only\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAugust 1985–August 1986 Production:\u003c\/strong\u003e U.S.-market naturally aspirated 4A-GE with four-speed automatic transmission.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJune 1984–August 1986 Production:\u003c\/strong\u003e Japanese-market naturally aspirated 4A-GE with four-speed automatic transmission.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFitment Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOriginal factory housings and the specified vent locations only.\u003c\/strong\u003e Axle swaps, modified housings and remote-breather plumbing require separate identification.\u003c\/li\u003e\n\u003cli\u003eEach location uses \u003cstrong\u003eone cap\u003c\/strong\u003e. Pair services front and rear locations on supported 4WD trucks; it does not establish a second location on 2WD trucks, AE86 or AW11.\u003c\/li\u003e\n\u003cli\u003eAW11 fitment is limited to the early automatic differential-cover port and the production intervals above. It is not a replacement for the separate transmission-case breather, and later automatic or manual MR2 coverage is not included.\u003c\/li\u003e\n\u003cli\u003eNot an AE92 SR5 or GT-S coupe application.\u003c\/li\u003e\n\u003cli\u003eThis stock-position cap is not a raised vent system or a waterproofing upgrade. No hoses, adapters, relocation manifold, transmission-breather set or transfer-case breather is included.\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 Toyota\u003cbr\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Factory-position differential breather cap\u003cbr\u003e\u003cstrong\u003eDesign:\u003c\/strong\u003e Spring-flapper cap with threaded base\u003cbr\u003e\u003cstrong\u003eSupplied Quantity:\u003c\/strong\u003e Single or two identical caps\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFactory Replacement or Raised Venting?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eToyota Factory Breather Cap — Best for restoring an original vent\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChoose this cap when the original-position part is damaged, corroded or blocked. A sound existing cap does not need replacement simply to change brands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/preserverad.com\/products\/arb-differential-breather-kit\"\u003eARB Differential Breather Kit\u003c\/a\u003e — Best for relocating supported truck axle vents\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe separate ARB system routes the supported 4WD truck axle vents to a raised common outlet. It is not included with this cap, and that link does not establish AE86 or AW11 fitment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eAvailable Configurations\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSingle\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(1) complete breather cap.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePair\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(2) identical complete breather caps.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Toyota","offers":[{"title":"Single","offer_id":67993366855989,"sku":"1719","price":19.99,"currency_code":"USD","in_stock":true},{"title":"Pair","offer_id":67993366888757,"sku":"1720","price":39.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6005\/8421\/files\/MetallicThreadedValveFitting.png?v=1793479983","url":"https:\/\/preserverad.com\/products\/toyota-factory-differential-breather-cap-4runner-pickup-ae86-aw11","provider":"Preserve Rad","version":"1.0","type":"link"}