{"product_id":"four-electric-brake-magnet-kit-for-dexter-lippert-7-2k-to-15k-trailer-axle-77m-1210-lot4","title":"FOUR Electric Brake Magnet Kit for Dexter Lippert 7.2K to 15k Trailer Axle (77M-1210-LOT4)","description":"\u003cstyle\u003e\n  .rp-mag-lock{\n    --rp-black:#111111;\n    --rp-charcoal:#1d1d1f;\n    --rp-light:#f5f5f5;\n    --rp-maroon:#6e0f11;\n    --rp-gold:#d7a126;\n    --rp-cream:#fff7e3;\n    --rp-shadow:0 16px 36px rgba(0,0,0,.08);\n    --rp-radius:20px;\n    font-family:\"Helvetica Neue\",Helvetica,Arial,sans-serif;\n    color:var(--rp-black);\n    line-height:1.6;\n  }\n\n  .rp-mag-lock *{\n    box-sizing:border-box;\n  }\n\n  .rp-mag-lock .rp-shell{\n    max-width:1080px;\n    margin:0 auto;\n    padding:28px 18px 40px;\n    background:linear-gradient(180deg,#fafafa 0%,#ffffff 22%,#ffffff 100%);\n  }\n\n  .rp-mag-lock .rp-hero{\n    position:relative;\n    overflow:hidden;\n    border:1px solid #ececec;\n    border-radius:28px;\n    padding:30px 24px 26px;\n    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}\n\n  .rp-mag-lock tr:nth-child(even) td{\n    background:#fafafa;\n  }\n\n  .rp-mag-lock tr:last-child td{\n    border-bottom:none;\n  }\n\n  .rp-mag-lock .rp-feature-grid{\n    display:grid;\n    grid-template-columns:repeat(2,minmax(0,1fr));\n    gap:16px;\n  }\n\n  .rp-mag-lock .rp-feature{\n    border:1px solid #ececec;\n    border-radius:18px;\n    padding:18px;\n    background:#fff;\n    box-shadow:var(--rp-shadow);\n  }\n\n  .rp-mag-lock .rp-feature h3{\n    margin:0 0 8px;\n    font-size:17px;\n    line-height:1.25;\n    color:var(--rp-charcoal);\n  }\n\n  .rp-mag-lock .rp-feature p{\n    margin:0;\n    font-size:15px;\n    color:#333;\n  }\n\n  .rp-mag-lock .rp-note{\n    margin:22px 0 0;\n    padding:16px 18px;\n    border-radius:16px;\n    background:#f8f8f8;\n    border:1px solid #eaeaea;\n    border-left:7px solid var(--rp-maroon);\n    font-size:14px;\n    color:#333;\n  }\n\n  .rp-mag-lock .rp-cta-wrap{\n    text-align:center;\n    margin:24px 0 0;\n  }\n\n  .rp-mag-lock .rp-btn{\n    display:inline-block;\n    padding:14px 22px;\n    border-radius:999px;\n    background:linear-gradient(135deg,#111 0%,#2b2b2b 100%);\n    color:#fff;\n    text-decoration:none;\n    font-size:14px;\n    font-weight:800;\n    letter-spacing:.04em;\n    text-transform:uppercase;\n    box-shadow:0 12px 28px rgba(0,0,0,.18);\n  }\n\n  .rp-mag-lock .rp-btn:hover{\n    opacity:.94;\n  }\n\n  .rp-mag-lock .rp-footer{\n    text-align:center;\n    margin:32px 0 0;\n  }\n\n  .rp-mag-lock .rp-footer img{\n    max-width:100%;\n    height:auto;\n    border-radius:18px;\n  }\n\n  .rp-mag-lock .rp-seo{\n    display:none;\n  }\n\n  @media (max-width:900px){\n    .rp-mag-lock .rp-grid-2{\n      grid-template-columns:1fr;\n    }\n\n    .rp-mag-lock .rp-feature-grid{\n      grid-template-columns:1fr;\n    }\n\n    .rp-mag-lock .rp-title{\n      font-size:28px;\n    }\n\n    .rp-mag-lock .rp-subhead{\n      font-size:16px;\n    }\n  }\n\n  @media (max-width:640px){\n    .rp-mag-lock .rp-shell{\n      padding:18px 12px 28px;\n    }\n\n    .rp-mag-lock .rp-hero{\n      border-radius:22px;\n      padding:24px 18px 22px;\n    }\n\n    .rp-mag-lock .rp-title{\n      font-size:24px;\n    }\n\n    .rp-mag-lock .rp-feature{\n      padding:16px;\n    }\n\n    .rp-mag-lock th,\n    .rp-mag-lock td{\n      padding:10px;\n      font-size:13px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"rp-mag-lock\"\u003e\n\u003cdiv class=\"rp-shell\"\u003e\n\u003c!-- HERO --\u003e\n\u003cdiv class=\"rp-hero\"\u003e\n\u003cdiv class=\"rp-logo\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/LOGO-FINALx200.png?v=1763669885\" alt=\"R \u0026amp; P Carriages\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"rp-kicker\"\u003e12-1\/4-Inch Electric Trailer Brake Magnets\u003c\/div\u003e\n\u003ch1 class=\"rp-title\"\u003eFOUR Electric Brake Magnet Kit for Dexter Lippert 7.2K to 15k Trailer Axle\u003c\/h1\u003e\n\u003cp class=\"rp-subhead\"\u003eA four-magnet replacement set for compatible Dexter, LCI and Rockwell GD-style 12-1\/4-inch electric trailer brakes. Comparable in application to Dexter K71-378-00 where brake dimensions and configuration match.\u003c\/p\u003e\n\u003cdiv class=\"rp-partline\"\u003e\n\u003cspan class=\"rp-badge\"\u003eSKU: 77M-1210-LOT4\u003c\/span\u003e \u003cspan class=\"rp-badge alt\"\u003eFour-Magnet Pack\u003c\/span\u003e \u003cspan class=\"rp-badge alt\"\u003e7.2K–15K Axle Applications\u003c\/span\u003e \u003cspan class=\"rp-badge alt\"\u003eElectric Drum Brakes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- KEY SPECS AND FITMENT --\u003e\n\u003cdiv class=\"rp-section rp-grid-2\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"rp-rule-title\"\u003e\n\u003ch2\u003eKey Measurements \u0026amp; Specs\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number \/ SKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e77M-1210-LOT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReplacement electric trailer brake magnet kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFour complete magnet sets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12-1\/4 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAxle Rating Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7,200–15,000 lb axle applications where brake configuration matches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMagnet Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 4 inches long × 2-1\/2 inches wide × 1 inch high\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTwo-wire electrical connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 42-inch encased wire with 5-inch exposed leads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReference Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eComparable in application to Dexter K71-378-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"rp-rule-title\"\u003e\n\u003ch2\u003eFitment \/ Application\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eCategory\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectric drum trailer brakes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompatible 12-1\/4-inch brake assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDexter Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompatible with applicable Dexter 12-1\/4-inch electric brakes, including 7.2K, 8K, 9K, 10K GD, 10K HD, 12K and 15K configurations.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdditional Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntended for compatible LCI and Rockwell GD-style brake assemblies where the magnet dimensions, mounting spring and retaining clip match.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduction Reference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCommonly used with applicable Dexter 12-1\/4-inch brake assemblies manufactured after June 1992.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake Widths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApplication may include 12-1\/4 × 2-1\/2-inch, 12-1\/4 × 3-3\/8-inch, 12-1\/4 × 4-inch and 12-1\/4 × 5-inch brake configurations.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment Verification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVerify brake diameter, shoe width, axle rating, magnet dimensions, mounting configuration and existing wire arrangement before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FEATURES --\u003e\n\u003cdiv class=\"rp-section\"\u003e\n\u003cdiv class=\"rp-rule-title\"\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-feature-grid\"\u003e\n\u003cdiv class=\"rp-feature\"\u003e\n\u003ch3\u003eFour Complete Magnet Sets\u003c\/h3\u003e\n\u003cp\u003eIncludes four magnets, four mounting springs and four retainer clips for servicing up to four compatible electric brake assemblies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-feature\"\u003e\n\u003ch3\u003eWide 12-1\/4-Inch Brake Compatibility\u003c\/h3\u003e\n\u003cp\u003eDesigned for compatible heavy-duty 12-1\/4-inch electric trailer brake applications across multiple axle capacities and brake widths.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-feature\"\u003e\n\u003ch3\u003eTwo-Wire Connection\u003c\/h3\u003e\n\u003cp\u003eEach magnet uses a two-wire electrical configuration for integration with compatible electric drum brake wiring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-feature\"\u003e\n\u003ch3\u003eExtended Encased Wiring\u003c\/h3\u003e\n\u003cp\u003eApproximately 42 inches of encased wire with 5-inch leads provides usable routing length for compatible brake assemblies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-feature\"\u003e\n\u003ch3\u003eApplication Reference to K71-378-00\u003c\/h3\u003e\n\u003cp\u003eComparable in application to Dexter K71-378-00 when the brake dimensions, mounting components and electrical configuration match.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-feature\"\u003e\n\u003ch3\u003eStraightforward Component Assembly\u003c\/h3\u003e\n\u003cp\u003eSupplied with the magnet mounting springs and retaining clips needed to secure each included magnet in a compatible brake assembly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- INCLUDED COMPONENTS --\u003e\n\u003cdiv class=\"rp-section\"\u003e\n\u003cdiv class=\"rp-rule-title\"\u003e\n\u003ch2\u003eIncluded Components\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rp-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003cth\u003eIncluded Item\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eElectric trailer brake magnets with attached two-wire leads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eMagnet mounting springs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eMagnet retainer clips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- IMPORTANT FITMENT NOTE --\u003e\n\u003cdiv class=\"rp-note\"\u003e\n\u003cstrong\u003eImportant Fitment Note:\u003c\/strong\u003e This is a four-pack of compatible replacement brake magnets sold under SKU 77M-1210-LOT4. Dexter, LCI, Lippert and Rockwell GD names are used only as application references. This listing does not represent the magnets as genuine Dexter or LCI-branded parts. Before ordering, confirm the existing brake diameter, shoe width, axle capacity, magnet dimensions, spring arrangement, retaining-clip style and two-wire electrical connection. Brake magnets should generally be replaced in matching axle pairs.\u003c\/div\u003e\n\u003c!-- CTA --\u003e\n\u003cdiv class=\"rp-cta-wrap\"\u003e\u003ca class=\"rp-btn\" href=\"\/search?q=12-1%2F4%20brake%20magnet\"\u003e Shop Matching Brake Parts \u003c\/a\u003e\u003c\/div\u003e\n\u003c!-- HIDDEN SEO --\u003e\n\u003cdiv class=\"rp-seo\"\u003e77M-1210-LOT4 four pack trailer brake magnets, four 12-1\/4 inch electric brake magnets, 12.25 trailer brake magnet kit, Dexter compatible brake magnet, K71-378-00 replacement application, 7.2K trailer axle brake magnet, 8K brake magnet, 9K brake magnet, 10K GD brake magnet, 10K HD brake magnet, 12K brake magnet, 15K trailer brake magnet, LCI compatible electric brake magnet, Lippert brake magnet, Rockwell GD trailer brake magnet, four magnets, four springs, four clips, two wire trailer brake magnet, heavy duty electric drum brake replacement parts\u003c\/div\u003e\n\u003c!-- FOOTER --\u003e\n\u003cdiv class=\"rp-footer\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/Baseball_AdvertisingRP-sign_1.jpg?v=1771533480\" alt=\"R \u0026amp; P Carriages trailer parts and service\"\u003e\u003c\/div\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #eee; margin: 24px 0 0;\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Need a Trailer Part","offers":[{"title":"Default Title","offer_id":59738614989086,"sku":"77M-1210-LOT4","price":81.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/77M-1210-LOT4.jpg?v=1785947602","url":"https:\/\/needatrailerpart.com\/products\/four-electric-brake-magnet-kit-for-dexter-lippert-7-2k-to-15k-trailer-axle-77m-1210-lot4","provider":"Need a Trailer Part","version":"1.0","type":"link"}