{"id":4729,"date":"2026-03-24T10:09:33","date_gmt":"2026-03-24T10:09:33","guid":{"rendered":"https:\/\/www.bonoss.com\/new\/?p=4729"},"modified":"2026-03-24T10:09:53","modified_gmt":"2026-03-24T10:09:53","slug":"bonoss-wheel-spacers-4runner-example","status":"publish","type":"post","link":"https:\/\/www.bonoss.com\/new\/bonoss-wheel-spacers-4runner-example\/","title":{"rendered":"BONOSS Forged Active Cooling Wheel Spacers for 2021 Toyota 4Runner: 30mm Front \/ 30mm Rear"},"content":{"rendered":"\t\t
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BONOSS engineers recently put the 2021 Toyota 4Runner to the test, delivering precision-fit wheel spacers designed for enhanced performance and style. Here are the exact specs for this setup:<\/p>

Vehicle:\u200b 2021 Toyota 4Runner V<\/p>

Note:\u200b Tested with aftermarket wheels<\/p>

Flush Fit Spacers:\u200b Front 30mm \/ Rear 30mm<\/p>

Bolt Pattern (PCD):\u200b 6×139.7mm<\/p>

Center Bore (CB):\u200b 106mm<\/p>

Lug Nut Size:\u200b M12x1.5mm<\/p>

If you drive a 2021 Toyota 4Runner and want the strongest, most reliable forged wheel spacers on the market, BONOSS has you covered.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Why BONOSS Spacers Are a Top Choice for Serious Enthusiasts?<\/h4>

With over 17 years of manufacturing expertise and more than 1,800 design refinements, BONOSS delivers wheel spacers built for performance and peace of mind. Here\u2019s what sets them apart:<\/p>

1. Active Cooling Design for Improved Braking Performance<\/p>

BONOSS forged active cooling wheel spacers feature integrated heat dissipation grooves that promote continuous airflow between the spacer and the wheel. This clever design pulls in cooler outside air, helping to draw heat away from your brakes. If you\u2019re pushing your car on the street or track, these spacers help maintain consistent braking performance.<\/p>

2. High-Strength, Anti-Corrosion Materials<\/p>

Constructed from aerospace-grade 6061-T6 and 7075-T6 aluminum alloys, BONOSS forged active cooling wheel spacers offer superior strength and thermal conductivity compared to steel. They\u2019re significantly lighter and highly resistant to rust and corrosion.<\/p>

Plus, each spacer undergoes a black hard-anodized surface treatment\u2014an extra layer of protection specifically suited for aluminum that boosts durability and resistance to the elements.<\/p>

3. 10-Year Warranty \u2013 No Worries, No Hassles<\/p>

Every authentic BONOSS forged wheel spacer is backed by a solid 10-year warranty. We stand behind our products so you can install with confidence, knowing your spacer is built for safety and long-term reliability.<\/p>

Upgrade your car with spacers engineered for performance, safety, and a perfect stance. Choose BONOSS\u2014where innovation meets reliability.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Don\u2019t Miss Out \u2013 Shop BONOSS Products Now!<\/h2><\/div>\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\tUnlock the best wheel style safely now. Your biggest discounts are just a click away!\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t
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https:\/\/youtu.be\/79_rmgIFowA BONOSS engineers recently put the 2021 Toyota 4Runner to the test, delivering precision-fit wheel spacers designed for enhanced performance […]<\/p>\n","protected":false},"author":3,"featured_media":4731,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4729","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"jetpack_featured_media_url":"https:\/\/www.bonoss.com\/new\/wp-content\/uploads\/2026\/03\/BONOSS-Forged-Active-Cooling-Wheel-Spacers-for-2021-Toyota-4Runner-30mm-Front-30mm-Rear-2-scaled.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/posts\/4729","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/comments?post=4729"}],"version-history":[{"count":4,"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/posts\/4729\/revisions"}],"predecessor-version":[{"id":4745,"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/posts\/4729\/revisions\/4745"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/media\/4731"}],"wp:attachment":[{"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/media?parent=4729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/categories?post=4729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bonoss.com\/new\/wp-json\/wp\/v2\/tags?post=4729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}