{"product_id":"trailer-u-bolt-kit-1-34x4-38-round-2000-lb","title":"Trailer Axle U-Bolt Kit with Nuts — 1-3\/4\" x 4-3\/8\" Round, 1\/2\"-20 Thread for 2,000 lb Axles","description":"\u003cp\u003e\u003cstrong\u003eTrailer axle u-bolt\u003c\/strong\u003e — u-bolt + nuts kit. Sized \u003cstrong\u003e1-3\/4\" × 4-3\/8\"\u003c\/strong\u003e with \u003cstrong\u003e1\/2\"-20 thread\u003c\/strong\u003e in a \u003cstrong\u003eround\u003c\/strong\u003e bend. Designed to secure a \u003cstrong\u003e1-3\/4\" diameter round trailer axle tube\u003c\/strong\u003e to leaf springs on trailers in the \u003cstrong\u003e2,000-2,200 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\u003e1\/2\"-20 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 1-3\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength (leg depth):\u003c\/strong\u003e 4-3\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 1\/2\"-20\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 1-3\/4\" diameter round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Axle Capacity:\u003c\/strong\u003e 2,000-2,200 lb\u003c\/li\u003e\n\n\u003c\/ul\u003e\n\n\u003ch3\u003e🔄 Cross-References\u003c\/h3\u003e\n\u003cp\u003eThis is an OEM-spec u-bolt built to standard trailer axle dimensions. It directly replaces u-bolts on axles from all major trailer manufacturers where the size, thread, and shape match — including \u003cstrong\u003eDexter, Lippert (LCI), TRP, TruRyde, Al-Ko, Hayes, and Redline\u003c\/strong\u003e axles. Match the dimensions listed above to your existing u-bolt to confirm fit.\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 1-3\/4\" round tube profile, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDexter\u003c\/strong\u003e — sprung axle applications in 2,000-2,200 lb range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLippert\u003c\/strong\u003e — CP\/standard axles in 2,000-2,200 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":52772219191605,"sku":"854-8307","price":8.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/9144\/0181\/files\/trailer-axle-u-bolt-kit-1-3-4-x-4-3-8-round-half-inch-20.jpg?v=1778254661","url":"https:\/\/aaatrailer.com\/products\/trailer-u-bolt-kit-1-34x4-38-round-2000-lb","provider":"AAA Trailer","version":"1.0","type":"link"}