{"product_id":"demco-autoslide-18k-5th-wheel-replacement-head-base-assembly-6077-demco","title":"Demco Autoslide 18K 5th Wheel Replacement Head \u0026 Base Assembly (6077-DEMCO)","description":"\u003cstyle\u003e  .rp-mag-lock{    --rp-black:#111111;    --rp-charcoal:#1d1d1f;    --rp-gray:#6b7280;    --rp-light:#f5f5f5;    --rp-line:#d8d8d8;    --rp-maroon:#6e0f11;    --rp-gold:#d7a126;    --rp-cream:#fff7e3;    --rp-shadow:0 16px 36px rgba(0,0,0,.08);    --rp-radius:20px;    font-family:\"Helvetica Neue\",Helvetica,Arial,sans-serif;    color:var(--rp-black);    line-height:1.6;  }  .rp-mag-lock *{    box-sizing:border-box;  }  .rp-mag-lock .rp-shell{    max-width:1080px;    margin:0 auto;    padding:28px 18px 40px 18px;    background:      linear-gradient(180deg,#fafafa 0%,#ffffff 22%,#ffffff 100%);  }  .rp-mag-lock .rp-hero{    position:relative;    overflow:hidden;    border:1px solid #ececec;    border-radius:28px;    padding:30px 24px 26px 24px;    background:      linear-gradient(135deg, rgba(110,15,17,.05) 0%, rgba(255,255,255,1) 38%, rgba(215,161,38,.08) 100%); 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   }    .rp-rounded-all img {      border-radius: 18px !important;      overflow: hidden !important;    }    .rp-rounded-all a,    .rp-rounded-all a[style] {      border-radius: 999px !important;    }    .rp-rounded-all span[style*=\"background\"],    .rp-rounded-all span[style*=\"border\"] {      border-radius: 999px !important;    }    .rp-rounded-all table {      border-radius: 18px !important;      overflow: hidden !important;    }    .rp-rounded-all td,    .rp-rounded-all th {      border-radius: 0 !important;    }    .rp-rounded-all table tr:first-child td:first-child,    .rp-rounded-all table tr:first-child th:first-child {      border-top-left-radius: 18px !important;    }    .rp-rounded-all table tr:first-child td:last-child,    .rp-rounded-all table tr:first-child th:last-child {      border-top-right-radius: 18px !important;    }    .rp-rounded-all table tr:last-child td:first-child,    .rp-rounded-all table tr:last-child th:first-child {      border-bottom-left-radius: 18px !important;    }    .rp-rounded-all table tr:last-child td:last-child,    .rp-rounded-all table tr:last-child th:last-child {      border-bottom-right-radius: 18px !important;    }  \u003c\/style\u003e  \u003cdiv class=\"rp-mag-lock\"\u003e    \u003cdiv class=\"rp-shell\"\u003e      \u003cdiv class=\"rp-hero\"\u003e        \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        \u003cdiv class=\"rp-kicker\"\u003eDemco Autoslide Series | 5th Wheel Towing\u003c\/div\u003e        \u003ch1 class=\"rp-title\"\u003eDemco Autoslide 18K 5th Wheel Replacement Head and Base Assembly\u003c\/h1\u003e        \u003cp class=\"rp-subhead\"\u003ePrecision-engineered automatic sliding technology for safe, smooth, and rattle-free short-bed truck towing.\u003c\/p\u003e        \u003cdiv class=\"rp-partline\"\u003e          \u003cspan class=\"rp-badge\"\u003ePart Number: 6077-DEMCO\u003c\/span\u003e          \u003cspan class=\"rp-badge alt\"\u003e18,000 lbs GTW Capacity\u003c\/span\u003e        \u003c\/div\u003e      \u003c\/div\u003e      \u003cdiv class=\"rp-section rp-grid-2\"\u003e        \u003cdiv class=\"rp-card\"\u003e          \u003cdiv class=\"rp-rule-title\"\u003e            \u003ch2\u003eOverview\u003c\/h2\u003e          \u003c\/div\u003e          \u003cp class=\"rp-lead\"\u003eThe 6077-DEMCO is a heavy-duty replacement head and base assembly specifically designed for Demco Autoslide 5th-wheel hitches. Built for short-bed truck owners, this system utilizes automatic sliding technology to provide maximum cab clearance during tight maneuvers without requiring the driver to exit the vehicle. Its wraparound jaw ensures a high-security connection for a premium towing experience.\u003c\/p\u003e        \u003c\/div\u003e        \u003cdiv class=\"rp-card rp-service\"\u003e          \u003ch2\u003eR\u0026amp;P Service Insight\u003c\/h2\u003e          \u003cp\u003eWe recommend this assembly for short-bed drivers who want to eliminate the stress of tight turns and \"chucking.\"\u003c\/p\u003e          \u003cul\u003e            \u003cli\u003e\n\u003cstrong\u003eManeuverability:\u003c\/strong\u003e Automatic 90-degree rotation prevents cab interference.\u003c\/li\u003e            \u003cli\u003e\n\u003cstrong\u003eRide Quality:\u003c\/strong\u003e Double-pivot head design absorbs road shock on uneven terrain.\u003c\/li\u003e            \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e 3\/4\" solid steel locking bar provides a robust, rattle-free connection.\u003c\/li\u003e          \u003c\/ul\u003e        \u003c\/div\u003e      \u003c\/div\u003e      \u003cdiv class=\"rp-section\"\u003e        \u003cdiv class=\"rp-card rp-knowledge\"\u003e          \u003ch2\u003eR\u0026amp;P Knowledge Hub\u003c\/h2\u003e          \u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Specifically engineered to fit Demco Autoslide models DM8550022, DM8550024, and DM8550034. It works with standard pin boxes 12\" to 14\" wide.\u003c\/p\u003e          \u003cp\u003e\u003cstrong\u003eVehicle \/ System Fit:\u003c\/strong\u003e Ideal for short-bed trucks utilizing an Autoslide system where automatic rotation is required to prevent trailer-to-cab contact.\u003c\/p\u003e          \u003cp\u003e\u003cstrong\u003eInstallation Notes:\u003c\/strong\u003e Standard pin boxes are supported natively; however, specialized pin boxes (Glide Ride, Mor Ryde, Trailair, etc.) require additional locking plates for safe operation.\u003c\/p\u003e          \u003cp\u003e\u003cstrong\u003ePerformance Insight:\u003c\/strong\u003e The double-pivot design allows the head to tilt in four directions, significantly reducing stress on the truck's frame and improving towing stability.\u003c\/p\u003e        \u003c\/div\u003e      \u003c\/div\u003e      \u003cdiv class=\"rp-section\"\u003e        \u003cdiv class=\"rp-card rp-service\"\u003e          \u003ch2\u003eR\u0026amp;P Repair Insight\u003c\/h2\u003e          \u003cp\u003eMaintenance and fitment verification are key to the longevity of your Autoslide system.\u003c\/p\u003e          \u003cul\u003e            \u003cli\u003e\n\u003cstrong\u003ePin Box Check:\u003c\/strong\u003e Verify your pin box width is between 12\" and 14\" before ordering.\u003c\/li\u003e            \u003cli\u003e\n\u003cstrong\u003eLocking Bar:\u003c\/strong\u003e Periodically inspect the 3\/4\" solid steel locking bar and jaw for debris to ensure smooth engagement.\u003c\/li\u003e            \u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e Always use the included safety pin and verify torque on base connection hardware during installation.\u003c\/li\u003e          \u003c\/ul\u003e        \u003c\/div\u003e      \u003c\/div\u003e      \u003cdiv class=\"rp-section\"\u003e        \u003cdiv class=\"rp-rule-title\"\u003e          \u003ch2\u003eFeatures\u003c\/h2\u003e        \u003c\/div\u003e        \u003cdiv class=\"rp-feature-grid\"\u003e          \u003cdiv class=\"rp-feature\"\u003e            \u003ch3\u003eAutomatic 90° Rotation\u003c\/h3\u003e            \u003cp\u003eThe rotating head propels the automatic slider, eliminating the need to manually exit the truck during complex maneuvers.\u003c\/p\u003e          \u003c\/div\u003e          \u003cdiv class=\"rp-feature\"\u003e            \u003ch3\u003eWraparound Single-Piece Jaw\u003c\/h3\u003e            \u003cp\u003eProvides 360-degree contact with the king pin for a more secure, rattle-free connection than standard slide-bar designs.\u003c\/p\u003e          \u003c\/div\u003e          \u003cdiv class=\"rp-feature\"\u003e            \u003ch3\u003eIntegrated Stability\u003c\/h3\u003e            \u003cp\u003eBuilt-in brackets stabilize the pin box, removing the need for separate capture plates on most standard setups.\u003c\/p\u003e          \u003c\/div\u003e          \u003cdiv class=\"rp-feature\"\u003e            \u003ch3\u003eHeavy-Duty Construction\u003c\/h3\u003e            \u003cp\u003eProudly Made in the USA with a durable black powder coat finish and high-strength solid steel components.\u003c\/p\u003e          \u003c\/div\u003e        \u003c\/div\u003e      \u003c\/div\u003e      \u003cdiv class=\"rp-section rp-grid-2\"\u003e        \u003cdiv\u003e          \u003cdiv class=\"rp-rule-title\"\u003e            \u003ch2\u003eSpecifications\u003c\/h2\u003e          \u003c\/div\u003e          \u003cdiv class=\"rp-table-wrap\"\u003e            \u003ctable\u003e              \u003ctbody\u003e                \u003ctr\u003e                  \u003cth\u003eSpecification\u003c\/th\u003e                  \u003cth\u003eDetail\u003c\/th\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003e6077-DEMCO\u003c\/td\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003e5th Wheel Replacement Head \u0026amp; Base\u003c\/td\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003eDemco Autoslide Series\u003c\/td\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003eMaterial \/ Finish\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003eSolid Steel \/ Black Powder Coat\u003c\/td\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003eKey Measurement\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003e18,000 lbs GTW \/ 4,500 lbs Vertical Load\u003c\/td\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003eDM8550022, DM8550024, DM8550034\u003c\/td\u003e                \u003c\/tr\u003e              \u003c\/tbody\u003e            \u003c\/table\u003e          \u003c\/div\u003e        \u003c\/div\u003e        \u003cdiv\u003e          \u003cdiv class=\"rp-rule-title\"\u003e            \u003ch2\u003eFitment \/ Application\u003c\/h2\u003e          \u003c\/div\u003e          \u003cdiv class=\"rp-table-wrap\"\u003e            \u003ctable\u003e              \u003ctbody\u003e                \u003ctr\u003e                  \u003cth\u003eCategory\u003c\/th\u003e                  \u003cth\u003eDetails\u003c\/th\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003eVehicle \/ System\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003e5th Wheel Trailers (Short Bed Support)\u003c\/td\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003ePrimary Fit\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003eDemco Autoslide Hitch Frames\u003c\/td\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003eSecondary Fit\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003eStandard Pin Boxes (12\" to 14\" Width)\u003c\/td\u003e                \u003c\/tr\u003e                \u003ctr\u003e                  \u003ctd\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/td\u003e                  \u003ctd\u003eLocking plates required for Mor Ryde\/Trailair pin boxes\u003c\/td\u003e                \u003c\/tr\u003e              \u003c\/tbody\u003e            \u003c\/table\u003e          \u003c\/div\u003e        \u003c\/div\u003e      \u003c\/div\u003e      \u003cdiv class=\"rp-section\"\u003e        \u003cdiv class=\"rp-rule-title\"\u003e          \u003ch2\u003eIncluded Components\u003c\/h2\u003e        \u003c\/div\u003e        \u003cdiv class=\"rp-table-wrap\"\u003e          \u003ctable\u003e            \u003ctbody\u003e              \u003ctr\u003e                \u003cth\u003eQuantity\u003c\/th\u003e                \u003cth\u003eItem\u003c\/th\u003e              \u003c\/tr\u003e              \u003ctr\u003e                \u003ctd\u003e1\u003c\/td\u003e                \u003ctd\u003eDemco Autoslide Head Assembly\u003c\/td\u003e              \u003c\/tr\u003e              \u003ctr\u003e                \u003ctd\u003e1\u003c\/td\u003e                \u003ctd\u003eBase Connection Hardware\u003c\/td\u003e              \u003c\/tr\u003e              \u003ctr\u003e                \u003ctd\u003e1\u003c\/td\u003e                \u003ctd\u003eHeavy-Duty Safety Pin\u003c\/td\u003e              \u003c\/tr\u003e              \u003ctr\u003e                \u003ctd\u003e1\u003c\/td\u003e                \u003ctd\u003eInstallation Guide\u003c\/td\u003e              \u003c\/tr\u003e            \u003c\/tbody\u003e          \u003c\/table\u003e        \u003c\/div\u003e      \u003c\/div\u003e      \u003cdiv class=\"rp-note\"\u003e\n\u003cstrong\u003eVerification Required:\u003c\/strong\u003e Please verify all specifications, measurements, and compatibility with your existing Autoslide frame and pin box type before installation.\u003c\/div\u003e      \u003cdiv class=\"rp-cta-wrap\"\u003e        \u003ca class=\"rp-btn\" href=\"\/search?q=Demco+Autoslide\"\u003eView More Demco Autoslide Options\u003c\/a\u003e      \u003c\/div\u003e      \u003cdiv class=\"rp-seo\"\u003eDM6077 Demco 5th Wheel Replacement Head Autoslide 18k Trailer Hitch 8550022 8550024 8550034 automatic slider hitch replacement parts\u003c\/div\u003e      \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\"\u003e      \u003c\/div\u003e      \u003chr style=\"border:0; border-top:1px solid #eee; margin:24px 0 0 0;\"\u003e    \u003c\/div\u003e  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Need a Trailer Part","offers":[{"title":"Default Title","offer_id":50756405559582,"sku":"6077-DEMCO","price":859.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/6077-DEMCO.6.png?v=1775750261","url":"https:\/\/needatrailerpart.com\/products\/demco-autoslide-18k-5th-wheel-replacement-head-base-assembly-6077-demco","provider":"Need a Trailer Part","version":"1.0","type":"link"}