{"product_id":"demco-ums-under-bed-18k-autoslide-hijacker","title":"Demco UMS Under-Bed 18K Autoslide Hijacker 8550022","description":"\u003cp\u003eGet short-bed fifth wheel towing without sacrificing your truck bed with the \u003cstrong\u003eDemco Hijacker UMS Under-Bed 18K Autoslide Fifth Wheel Hitch (Part #8550022)\u003c\/strong\u003e. Combining the convenience of an automatic 14\" slider with the cleaner-bed advantage of under-bed mounting, this hitch gives you the best of both worlds — automatic slide motion for tight turns, plus a completely clear truck bed when you remove the hitch.\u003c\/p\u003e\n\n\u003ch3\u003eThe Best of Both Worlds — Auto Slider + UMS Mounting\u003c\/h3\u003e\n\u003cp\u003eThis hitch combines two features that usually require choosing between them:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUp to 14\" of automatic travel\u003c\/strong\u003e using rack-and-pinion gear technology — for clean, easy navigation in tight spots without manual slider operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUMS (under-bed) mounting system\u003c\/strong\u003e — when the hitch is removed, your truck bed is \u003cstrong\u003ecompletely free and clear\u003c\/strong\u003e for hauling other loads, with no bedrails in the way\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCome rain or shine, the 18K Autoslide simply makes your life easier — which is what it's all about.\u003c\/p\u003e\n\n\u003ch3\u003e18,000 lb Capacity Built for Heavy Loads\u003c\/h3\u003e\n\u003cp\u003eThe 8550022 is rated for serious work:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e18,000 lb gross towing weight\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e4,500 lb vertical load limit\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA with American steel.\u003c\/strong\u003e Backed by a 5-year warranty.\u003c\/p\u003e\n\n\u003ch3\u003eLocked-In Connection — Wraparound Jaw with Locking Bar\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003ewraparound jaw with locking bar\u003c\/strong\u003e delivers a smoother, safer, and more secure connection to your king pin — cutting down on the rattle and trailer movement that wear on you over a long travel day.\u003c\/p\u003e\n\n\u003ch3\u003eLower Profile, Lighter Weight\u003c\/h3\u003e\n\u003cp\u003eThe 8550022 features a \u003cstrong\u003elower profile design and lighter weight\u003c\/strong\u003e than many comparable hitches, making installation and removal easier — important since the whole point of an under-bed system is being able to pull the hitch out when you need bed space. At just \u003cstrong\u003e220 lbs\u003c\/strong\u003e, it's manageable for one or two people to handle. Easy access for routine maintenance is built in.\u003c\/p\u003e\n\n\u003ch3\u003eAdjustable Hitch Height for Level Towing\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\u003eLow: 15-1\/2\"\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMiddle: 16-3\/4\"\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eHigh: 18-1\/4\"\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eStandard Pin Boxes Activate the Slide Automatically\u003c\/h3\u003e\n\u003cp\u003eFor most setups, \u003cstrong\u003eno locking plate is required\u003c\/strong\u003e to activate the slide mechanism — standard pin boxes do the job out of the box.\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Cushioned Pin Box Requirement\u003c\/h3\u003e\n\u003cp\u003eA \u003cstrong\u003elocking (capture) plate is required\u003c\/strong\u003e for the slide mechanism to activate with the following cushioned pin boxes:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMOR\/ryde\u003c\/li\u003e\n  \u003cli\u003eTrailair Tri Glide\u003c\/li\u003e\n  \u003cli\u003e5th Airborne (Standard or Extended)\u003c\/li\u003e\n  \u003cli\u003eDemco Glide Ride\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included (and What's Not)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded:\u003c\/strong\u003e Hitch\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSold separately:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVehicle-specific UMS frame brackets\u003c\/strong\u003e — required for installation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCapture plate\u003c\/strong\u003e — required if you have one of the cushioned pin boxes listed above\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:\u003c\/p\u003e\n\u003cul\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 under-bed Autoslide platform with higher 21K capacity\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 (8550034)\u003c\/a\u003e — same 14\" automatic slider with above-bed rail mounting instead of under-bed\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/demco-21k-5th-wheel-hitch-without-rails-above-bed-mount-8550035\"\u003eDemco Hijacker 21K Autoslide above-bed (8550035)\u003c\/a\u003e — higher 21K capacity, above-bed mount (rails sold separately)\u003c\/li\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 21K above-bed Autoslide with bed rails included\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 under-bed Autoslide with 21K capacity, drops 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 — higher 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\n\u003cstrong\u003e14\" automatic slider\u003c\/strong\u003e using rack-and-pinion gear technology\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUMS under-bed mounting\u003c\/strong\u003e — leaves truck bed free and clear when hitch is removed\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e18,000 lb GTW \/ 4,500 lb vertical load capacity\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eWraparound jaw with locking bar\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3 vertical height adjustments\u003c\/strong\u003e (15-1\/2\", 16-3\/4\", 18-1\/4\")\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLower profile, lighter weight\u003c\/strong\u003e — 220 lbs total\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eEasy access for routine maintenance\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo locking plate required\u003c\/strong\u003e for standard pin boxes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in USA\u003c\/strong\u003e with American steel\u003c\/li\u003e\n  \u003cli\u003eBacked by a 5-year 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 UMS Under-Bed 18K Autoslide\u003c\/li\u003e\n  \u003cli\u003ePart Number: 8550022\u003c\/li\u003e\n  \u003cli\u003eUPC: 616574006722\u003c\/li\u003e\n  \u003cli\u003eType: Slider Fifth Wheel Hitch (for short truck beds)\u003c\/li\u003e\n  \u003cli\u003eCapacity: 18,000 lb GTW \/ 4,500 lb vertical load\u003c\/li\u003e\n  \u003cli\u003eSlider Travel: Up to 14\" (automatic, rack-and-pinion)\u003c\/li\u003e\n  \u003cli\u003eRail Type: Demco UMS under-bed\u003c\/li\u003e\n  \u003cli\u003eHitch Heights: 15-1\/2\" \/ 16-3\/4\" \/ 18-1\/4\"\u003c\/li\u003e\n  \u003cli\u003eNet Weight: 220 lbs\u003c\/li\u003e\n  \u003cli\u003eMaterial: American steel\u003c\/li\u003e\n  \u003cli\u003eIncludes: Hitch only\u003c\/li\u003e\n  \u003cli\u003eSold Separately: Vehicle-specific UMS frame brackets; capture plate (if needed for cushioned pin boxes)\u003c\/li\u003e\n  \u003cli\u003eCushioned Pin Box Requirement: Capture plate required for MOR\/ryde, Trailair Tri Glide, 5th Airborne (Standard\/Extended), Demco Glide Ride\u003c\/li\u003e\n  \u003cli\u003eCountry of Origin: USA\u003c\/li\u003e\n  \u003cli\u003eShipping: LTL freight (freight items cannot be returned)\u003c\/li\u003e\n  \u003cli\u003eWarranty: 5-year\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Demco","offers":[{"title":"Default Title","offer_id":54721731330351,"sku":null,"price":2780.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7663\/0063\/files\/DMC8550024.jpg?v=1772806208","url":"https:\/\/thervsurplus.com\/en-ca\/products\/demco-ums-under-bed-18k-autoslide-hijacker","provider":"The RV Surplus","version":"1.0","type":"link"}