{"id":2973,"date":"2026-09-07T13:57:00","date_gmt":"2026-09-07T13:57:00","guid":{"rendered":"https:\/\/passionwebs.com\/elite-engines\/product\/wilwood-aero4-mc4-big-brake-rear-parking-brake-kits-140-13888-r\/"},"modified":"2026-09-07T13:57:00","modified_gmt":"2026-09-07T13:57:00","slug":"wilwood-aero4-mc4-big-brake-rear-parking-brake-kits-140-13888-r","status":"publish","type":"product","link":"https:\/\/passionwebs.com\/elite-engines\/product\/wilwood-aero4-mc4-big-brake-rear-parking-brake-kits-140-13888-r\/","title":{"rendered":"Wilwood AERO4-MC4 Big Brake Rear Parking Brake Kits 140-13888-R"},"content":{"rendered":"

Description<\/h2>\n
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<\/div>\n<\/div>\n

Overview<\/strong><\/p>\n

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Brand: <\/strong>Wilwood Disc Brakes<\/div>\n
Manufacturer\u2019s Part Number: <\/strong>140-13888-R<\/div>\n
Part Type: <\/strong>Disc Brake Kits<\/div>\n
Product Line: <\/strong>Wilwood AERO4-MC4 Big Brake Rear Parking Brake Kits<\/div>\n
Summit Racing Part Number: <\/strong>WIL-140-13888-R<\/div>\n
UPC: <\/strong>889545071740<\/div>\n
Position: <\/strong>Rear<\/div>\n
Front Rotor Included: <\/strong>No<\/div>\n
Brake Rotor Bolt Pattern (in.): <\/strong>5 x 4.50 in.<\/div>\n
Brake Rotor Bolt Pattern (mm): <\/strong>5 x 114.30mm<\/div>\n
Rear Rotor Included: <\/strong>Yes<\/div>\n
Rear Rotor Style: <\/strong>Slotted surface<\/div>\n
Rear Rotor Construction: <\/strong>Vented<\/div>\n
Rear Rotor Diameter: <\/strong>14.00 in.\/355.60mm<\/div>\n
Rear Rotor Thickness (in.): <\/strong>0.81<\/div>\n
Front Caliper Included: <\/strong>No<\/div>\n
Rear Caliper Included: <\/strong>Yes<\/div>\n
Rear Caliper Piston Quantity: <\/strong>Four<\/div>\n
Rear Caliper Material: <\/strong>Forged billet aluminum<\/div>\n
Rear Caliper Color: <\/strong>Red<\/div>\n
Brake Pads Included: <\/strong>Yes<\/div>\n
Friction Material Name: <\/strong>BP-20<\/div>\n
Parking Brake Provision: <\/strong>Yes<\/div>\n
Minimum Recommended Wheel Diameter (in.): <\/strong>18 in.<\/div>\n
Front Spindles Included: <\/strong>No<\/div>\n
Master Cylinder Included: <\/strong>No<\/div>\n
Brake Booster Included: <\/strong>No<\/div>\n
Remanufactured: <\/strong>No<\/div>\n
Brake Hoses Included: <\/strong>Yes<\/div>\n
Quantity: <\/strong>Sold as a kit.<\/div>\n<\/div>\n

Wilwood AERO4-MC4 Big Brake Rear Parking Brake Kits<\/strong><\/p>\n

Wilwood AERO4-MC4 Big Brake rear parking brake kits replace your factory disc brakes and use the OE parking brake assembly as a complement to front big brake upgrades on late model high performance vehicles. The kits feature W4AR calipers, BP-10 compound pads, and oversized 14 in. rotors for high-capacity braking and are matched to the OE master cylinder output, ABS function, and individual vehicle bias requirements. They are offered with slotted or drilled and slotted rotors, as well as black or red powdercoated calipers. Wilwood AERO4-MC4 Big Brake rear parking brake kits provide enhanced brake performance, increased durability, and high-tech style.<\/p>\n","protected":false},"excerpt":{"rendered":"

Disc Brake Kits, AERO4-MC4 Big Brake Rear Parking Brake Kits, Rear, Slotted Rotors, 4-piston Red Powdercoated Calipers, Ford, Kit<\/p>\n","protected":false},"featured_media":2972,"comment_status":"open","ping_status":"closed","template":"","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-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":"","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-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":"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":""},"mobile":{"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":""}}},"product_brand":[],"product_cat":[17],"product_tag":[],"class_list":["post-2973","product","type-product","status-publish","has-post-thumbnail","product_cat-brake-systems","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product\/2973","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/comments?post=2973"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/media\/2972"}],"wp:attachment":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/media?parent=2973"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_brand?post=2973"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_cat?post=2973"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_tag?post=2973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}