{"product_id":"lippert-components-328329-lippert-rota-flex-fifth-wheel-pin-box-21000-lb-king-pin","title":"Lippert Components 328329 Lippert Rota-Flex Fifth Wheel Pin Box , 21000 lb King Pin","description":"\u003cp\u003eThis new Lippert Rota-Flex™ fifth wheel pin box (328329) is a rubberized king pin coupler system designed to improve towing comfort and reduce stress on your RV and tow vehicle. Built specifically to fit Lippert 1621 frames, this heavy-duty pin box delivers a 21,000 pound gross weight capacity, making it ideal for larger fifth wheel trailers.\u003c\/p\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThe Rota-Flex™ pivoting head design uses a proprietary rubber torsion compound to absorb fore-to-aft movement, commonly referred to as chucking, as well as road shock and vibration. This allows the trailer and tow vehicle to pivot independently, while maintaining a stable and level connection at the king pin.\u003c\/li\u003e\n\u003cli\u003eBy minimizing vibration and impact forces, this system helps improve ride quality, reduce driver fatigue, and protect the trailer structure during towing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 328329\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Lippert Components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Rota-Flex™\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Fifth Wheel Pin Box \/ King Pin Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Lippert 1621 Frame Only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGross Weight Capacity:\u003c\/strong\u003e 21,000 Pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoupler Type:\u003c\/strong\u003e King Pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction Type:\u003c\/strong\u003e Rubberized Pivoting Head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black Powder Coated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 26-7\/16 Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 12 Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt Pattern:\u003c\/strong\u003e 2 Row\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorizontal Bolt Spacing:\u003c\/strong\u003e 7-3\/4 Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVertical Bolt Spacing:\u003c\/strong\u003e 2 Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes King Pin:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes King Pin Locking Wedge:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRota-Flex™ Pivoting Head Technology\u003c\/li\u003e\n\u003cli\u003eControls fore-to-aft king pin movement, significantly reducing chucking.\u003c\/li\u003e\n\u003cli\u003eRubber Torsion Compound System\u003c\/li\u003e\n\u003cli\u003eAbsorbs vibration and road shock for a smoother towing experience.\u003c\/li\u003e\n\u003cli\u003eHeavy-Duty 21,000 lb Capacity\u003c\/li\u003e\n\u003cli\u003eDesigned for larger fifth wheel trailers requiring high load capability.\u003c\/li\u003e\n\u003cli\u003eIndependent Pivoting Motion\u003c\/li\u003e\n\u003cli\u003eAllows trailer and vehicle to move independently while maintaining alignment.\u003c\/li\u003e\n\u003cli\u003eImproved Ride Quality\u003c\/li\u003e\n\u003cli\u003eReduces strain on both the tow vehicle and trailer frame.\u003c\/li\u003e\n\u003cli\u003eDurable Steel Construction\u003c\/li\u003e\n\u003cli\u003ePowder-coated finish provides corrosion resistance and long-term durability.\u003c\/li\u003e\n\u003cli\u003eAdditional Information\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 Year Limited Manufacturer Warranty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Lippert Components\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lippert Components","offers":[{"title":"Default Title","offer_id":48298300244174,"sku":"14-0696","price":1380.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3785\/6462\/files\/ImageServerAPI_fe43f8fd-6f85-4baa-995f-64fb0b00c653.jpg?v=1787077354","url":"https:\/\/newrvparts.com\/products\/lippert-components-328329-lippert-rota-flex-fifth-wheel-pin-box-21000-lb-king-pin","provider":"New RV Parts","version":"1.0","type":"link"}