{"product_id":"demco-21k-5th-wheel-hitch-without-rails-above-bed-mount-8550035","title":"Demco | 21K 5th Wheel Hitch without Rails | Above Bed Mount | 8550035","description":"\u003cp\u003eTow heavy fifth wheels from a short-bed truck with confidence using the \u003cstrong\u003eDemco Hijacker 21K Autoslide Fifth Wheel Hitch (Part #8550035)\u003c\/strong\u003e. With \u003cstrong\u003e21,000 lbs of capacity\u003c\/strong\u003e, an automatic 14\" rack-and-pinion slider for tight-turn clearance, and a single-piece wraparound jaw for a rattle-free connection, this above-bed hitch is the higher-capacity sibling to Demco's 18K Autoslide — built for big fifth wheels, toy haulers, and serious RV setups.\u003c\/p\u003e\n\n\u003ch3\u003eBuilt to Tow Heavy Rigs with Confidence\u003c\/h3\u003e\n\u003cp\u003eThe 8550035 handles big rigs without breaking a sweat:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e21,000 lb gross towing weight\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e5,250 lb vertical load limit\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHeavy-duty steel construction and a \u003cstrong\u003eblack powder coat finish\u003c\/strong\u003e resist rust and road wear, keeping the hitch's solid feel mile after mile. \u003cstrong\u003eMade in the USA\u003c\/strong\u003e with American steel.\u003c\/p\u003e\n\n\u003ch3\u003eAutomatic Sliding for Tight Turns\u003c\/h3\u003e\n\u003cp\u003eShort-bed trucks can make tight turns nerve-wracking, but the Autoslide handles it for you. The \u003cstrong\u003erack-and-pinion gear system\u003c\/strong\u003e automatically provides \u003cstrong\u003e14\" of fore\/aft travel\u003c\/strong\u003e at slow speeds — as you turn, the hitch head glides smoothly toward the tailgate to keep your trailer clear of the cab. \u003cstrong\u003eNo pulling levers, no climbing in and out of the truck.\u003c\/strong\u003e When you straighten back out, it slides right back into position automatically.\u003c\/p\u003e\n\n\u003ch3\u003eQuiet, Locked Connection — Wraparound Jaw + 3\/4\" Steel Locking Bar\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003esingle-piece wraparound jaw\u003c\/strong\u003e fully surrounds the king pin for true 360-degree contact, dramatically cutting down on rattle and chucking compared to slide-bar jaws. A \u003cstrong\u003e3\/4\" thick steel locking bar\u003c\/strong\u003e automatically engages when the jaw closes, reinforcing the connection and giving you peace of mind on rough highways.\u003c\/p\u003e\n\n\u003ch3\u003eSmoother, Quieter Ride\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003edouble-pivot head\u003c\/strong\u003e moves front-to-back and side-to-side to match the angle of your trailer's pin box. \u003cstrong\u003eThree polyurethane dampeners\u003c\/strong\u003e take the edge off every bump — two cushioning side-to-side movement and one underneath for fore-and-aft — making long drives feel smoother and less jarring.\u003c\/p\u003e\n\n\u003ch3\u003eAdjustable Hitch Height\u003c\/h3\u003e\n\u003cp\u003eThree height settings let you fine-tune trailer height for level towing and proper bed rail clearance:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e15-1\/4\"\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e16-1\/2\"\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e18\"\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe hitch comes pre-assembled — just bolt on the side plates, set your preferred height, and pin into industry-standard above-bed rails (sold separately).\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Important Compatibility Requirements\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThis hitch is NOT compatible with Sidewinder or Revolution king pins.\u003c\/strong\u003e Do not use any device that changes the pivot point of your trailer's king pin with this hitch.\u003c\/p\u003e\n\n\u003cp\u003eIf you have a \u003cstrong\u003ecushioned pin box\u003c\/strong\u003e, locking plates (sold separately) are required for use with the following:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGlide Ride\u003c\/li\u003e\n  \u003cli\u003eMor Ryde\u003c\/li\u003e\n  \u003cli\u003eTrailair Tri Glide\u003c\/li\u003e\n  \u003cli\u003eTrailair Flexair\u003c\/li\u003e\n  \u003cli\u003eRota Flex\u003c\/li\u003e\n  \u003cli\u003eLippert Road Armor\u003c\/li\u003e\n  \u003cli\u003e5th Airborne\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003eDesigned for 6-1\/2' truck beds\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eFits standard pin boxes 12\"–14\" wide\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConsidering Other Demco Hitches?\u003c\/h3\u003e\n\u003cp\u003eWe carry related Demco fifth wheel hitches for different truck setups and capacity needs:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/demco-21k-5th-wheel-hitch-with-rails-above-bed-mount-8550036\"\u003eDemco 21K Autoslide above-bed WITH rails (8550036)\u003c\/a\u003e — same hitch as this one, but includes industry-standard bed rails\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/demco-autoslide-5th-wheel-trailer-hitch-w-slider-single-jaw-above-bed-18-000-lbs-8550034\"\u003eDemco Autoslide 18K above-bed (8550034)\u003c\/a\u003e — same Autoslide platform, 18K capacity for lighter rigs\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/demco-ums-under-bed-18k-autoslide-hijacker\"\u003eDemco UMS Under-Bed 18K Autoslide (8550022)\u003c\/a\u003e — Autoslide with under-bed mounting for cleaner truck bed (18K)\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/demco-ums-under-bed-21k-autoslide-hijacker-8550037\"\u003eDemco UMS Under-Bed 21K Autoslide (8550037)\u003c\/a\u003e — same 21K Autoslide with under-bed mounting\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/demco-ums-under-bed-21k-ford-prep-package-autoslide-hijacker-8550038\"\u003eDemco 21K Ford Prep Package Autoslide (8550038)\u003c\/a\u003e — same 21K Autoslide, drops directly into factory Ford pucks\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/21k-underbox-double-pivot-fifth-wheel-hitch-for-reese-ums-brackets-8550033\"\u003eDemco Hijacker SL 21K Underbox (8550033)\u003c\/a\u003e — same 21K capacity, fixed mount (no slider), for long-box trucks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e21,000 lb GTW \/ 5,250 lb vertical load capacity\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic rack-and-pinion slider\u003c\/strong\u003e — 14\" of fore\/aft travel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSingle-piece wraparound jaw\u003c\/strong\u003e with 3\/4\" steel locking bar\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDouble-pivot head\u003c\/strong\u003e with 3 polyurethane dampeners\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable hitch height\u003c\/strong\u003e — 15-1\/4\", 16-1\/2\", 18\"\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eDesigned for 6-1\/2' truck beds\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eFits 12\"–14\" pin boxes\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAbove-bed rail mounting\u003c\/strong\u003e (rails sold separately)\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eBlack powder coat finish\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in USA\u003c\/strong\u003e with American steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFREE freight shipping\u003c\/strong\u003e to the 48 states (freight items cannot be returned)\u003c\/li\u003e\n  \u003cli\u003eBacked by a 5-year limited warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: Demco\u003c\/li\u003e\n  \u003cli\u003eModel: Hijacker 21K Autoslide\u003c\/li\u003e\n  \u003cli\u003ePart Number: 8550035\u003c\/li\u003e\n  \u003cli\u003eType: Autoslide Fifth Wheel Trailer Hitch (single jaw, above bed, without rails)\u003c\/li\u003e\n  \u003cli\u003eCapacity: 21,000 lb GTW \/ 5,250 lb vertical load\u003c\/li\u003e\n  \u003cli\u003eSlider Travel: 14\" front to back (automatic rack-and-pinion)\u003c\/li\u003e\n  \u003cli\u003eHitch Height Settings: 15-1\/4\" \/ 16-1\/2\" \/ 18\"\u003c\/li\u003e\n  \u003cli\u003eJaw: Single-piece wraparound with 3\/4\" steel locking bar\u003c\/li\u003e\n  \u003cli\u003ePivot Head: Double pivot with 3 polyurethane dampeners\u003c\/li\u003e\n  \u003cli\u003eTruck Bed: Designed for 6-1\/2' beds\u003c\/li\u003e\n  \u003cli\u003ePin Box Compatibility: 12\"–14\" standard pin boxes\u003c\/li\u003e\n  \u003cli\u003eRails: Industry-standard above-bed rails (sold separately)\u003c\/li\u003e\n  \u003cli\u003eNOT Compatible With: Sidewinder or Revolution king pins; any pivot-changing devices\u003c\/li\u003e\n  \u003cli\u003eCushioned Pin Box Requirement: Locking plates (sold separately) for Glide Ride, Mor Ryde, Trailair Tri Glide, Trailair Flexair, Rota Flex, Lippert Road Armor, 5th Airborne\u003c\/li\u003e\n  \u003cli\u003eMaterial: Heavy-duty American steel\u003c\/li\u003e\n  \u003cli\u003eFinish: Black powder coat\u003c\/li\u003e\n  \u003cli\u003eCountry of Origin: USA\u003c\/li\u003e\n  \u003cli\u003eWarranty: 5-year limited\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Demco","offers":[{"title":"Default Title","offer_id":54661417271599,"sku":null,"price":3129.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7663\/0063\/files\/DMC8550035.jpg?v=1772739162","url":"https:\/\/thervsurplus.com\/en-au\/products\/demco-21k-5th-wheel-hitch-without-rails-above-bed-mount-8550035","provider":"The RV Surplus","version":"1.0","type":"link"}