{"product_id":"trailer-u-bolt-kit-3x7-round-9-16-thread-7k-axle","title":"Trailer Axle U-Bolt Kit with Nuts — 3\" x 7\" Round, 9\/16\"-18 Thread for 5,200-7,000 lb Axles","description":"\u003cp\u003e\u003cstrong\u003eTrailer axle u-bolt\u003c\/strong\u003e — u-bolt + nuts kit. Sized \u003cstrong\u003e3\" × 7\"\u003c\/strong\u003e with \u003cstrong\u003e9\/16\"-18 thread\u003c\/strong\u003e in a \u003cstrong\u003eround\u003c\/strong\u003e bend. Designed to secure a \u003cstrong\u003e3\" diameter round trailer axle tube\u003c\/strong\u003e to leaf springs on trailers in the \u003cstrong\u003e5,200-7,000 lb\u003c\/strong\u003e capacity range. Meets standard OEM dimensions used by Dexter, Lippert, TRP, Al-Ko, and other major trailer axle manufacturers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠️ U-bolts are one-use fasteners.\u003c\/strong\u003e Once torqued and stretched during installation, they should NOT be reused. Always install with new u-bolts when replacing leaf springs, axles, or doing any suspension work. Torque spec: 45-70 ft·lbs (verify with your axle manufacturer).\u003c\/p\u003e\n\n\u003ch3\u003e⚙️ Key Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRaw steel construction\u003c\/strong\u003e — heat-treated for stretch and torque retention\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRolled threads\u003c\/strong\u003e — stronger than cut threads, resist stripping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard OEM dimensions\u003c\/strong\u003e — direct fit for major axle brands\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRound bend\u003c\/strong\u003e — matches round axle tube profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9\/16\"-18 thread\u003c\/strong\u003e — standard fine thread for trailer suspension\u003c\/li\u003e\n\n\u003c\/ul\u003e\n\n\u003ch3\u003e📐 Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInside Width (axle clearance):\u003c\/strong\u003e 3\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength (leg depth):\u003c\/strong\u003e 7\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 9\/16\"-18\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Raw carbon steel, heat-treated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Axle Tube:\u003c\/strong\u003e 3\" diameter round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Axle Capacity:\u003c\/strong\u003e 5,200-7,000 lb\u003c\/li\u003e\n\n\u003c\/ul\u003e\n\n\u003ch3\u003e🔄 Cross-References\u003c\/h3\u003e\n\u003cp\u003eThis u-bolt is interchangeable with the following manufacturer part numbers (OEM replacement):\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDexter:\u003c\/strong\u003e K71-294-00 (related 1\/2\" variant kit)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlso a universal-fit replacement for \u003cstrong\u003eDexter, Lippert (LCI), TRP, TruRyde, Al-Ko, Hayes, Redline\u003c\/strong\u003e and other major trailer axle brands where dimensions match.\u003c\/p\u003e\n\u003ch3\u003e🔧 What's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e(1)\u003c\/strong\u003e U-bolt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e(2)\u003c\/strong\u003e Matching hex nuts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e🛠 Compatible Axles\u003c\/h3\u003e\n\u003cp\u003eFits standard trailer axles with 3\" round tube profile, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDexter\u003c\/strong\u003e — sprung axle applications in 5,200-7,000 lb range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLippert\u003c\/strong\u003e — CP\/standard axles in 5,200-7,000 lb range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTRP \/ TruRyde\u003c\/strong\u003e — standard sprung axles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAl-Ko, Hayes, Redline\u003c\/strong\u003e — equivalent capacity axles\u003c\/li\u003e\n\u003cli\u003eGeneric aftermarket trailer axles matching this dimension\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e🔄 Related Parts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTie plates\u003c\/strong\u003e — axle spring plates that pair with this u-bolt (sold separately)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatching nuts \/ locknuts\u003c\/strong\u003e — see \"What's Included\" above\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete u-bolt kits\u003c\/strong\u003e — if you need u-bolts + nuts together, look for our -83xx kit SKUs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeaf springs\u003c\/strong\u003e — replace these along with u-bolts for best results\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e💡 \u003cstrong\u003ePro Tip:\u003c\/strong\u003e Always replace u-bolts whenever you remove them. Apply anti-seize to the threads before installation (not the u-bolt body). Torque evenly in a criss-cross pattern to spec. Re-torque after the first 50 miles of use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQuestions about axle hardware?\u003c\/strong\u003e Call or text AAA Trailer at \u003cstrong\u003e517-225-1991\u003c\/strong\u003e — we stock the full trailer suspension lineup including u-bolts, nuts, tie plates, axles, and springs. Same-day shipping from Howell, Michigan.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e📞 Call\/Text: 517-225-1991   🌐 AAATrailer.com\u003c\/strong\u003e\u003c\/p\u003e","brand":"Detroit Hitch","offers":[{"title":"Default Title","offer_id":50581037973813,"sku":"854-8300","price":16.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/9144\/0181\/files\/replacement-u-bolt-w-nuts-for-5-200-lb-6-000-lb-an-upscaled.jpg?v=1776615034","url":"https:\/\/aaatrailer.com\/products\/trailer-u-bolt-kit-3x7-round-9-16-thread-7k-axle","provider":"AAA Trailer","version":"1.0","type":"link"}