{"product_id":"curt-2-5-16-in-trailer-hitch-ball-20-000-lb-gtw-1-1-4-x-2-3-4-in-shank-chrome","title":"CURT 2-5\/16 in Trailer Hitch Ball — 20,000 lb GTW, 1-1\/4 x 2-3\/4 in Shank, Chrome","description":"\u003cp\u003e\u003cstrong\u003eCURT 40008 is a heavy-duty 2-5\/16\" chrome trailer hitch ball rated for 20,000 lb gross trailer weight with a 1-1\/4\" x 2-3\/4\" shank and hardware included.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis trailer ball is built for demanding towing tasks where strength, fit, and corrosion resistance matter. Forged and heat-treated from steel, finished in a chrome-like nickel-chrome plating, and supplied with a hex nut plus a helical lock washer, it’s engineered to match common Class 5 towing setups. Use this product when your coupler accepts a 2-5\/16\" ball and your hitch platform and vehicle capacities support the load — always abide by the lowest rated component in your towing system.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this ball perform for heavy towing jobs?\u003c\/h3\u003e\n\u003cp\u003eThe CURT 40008 is designed for high-capacity towing, providing a 20,000 lb gross trailer weight rating when installed correctly on compatible equipment. The hot-forged, heat-treated construction resists deformation under load and the fine thread shank improves clamping strength.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e20,000 lb gross trailer weight (GTW) rating for heavy trailers\u003c\/li\u003e\n  \u003cli\u003eHot-forged, heat-treated steel core for added durability\u003c\/li\u003e\n  \u003cli\u003eFine-thread shank reduces risk of loosening under vibration\u003c\/li\u003e\n  \u003cli\u003eEngineered to meet U.S. VESC-style performance standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat measurements and fit should I check before buying?\u003c\/h3\u003e\n\u003cp\u003eConfirm three measurements for a proper fit: the ball diameter, shank diameter\/length, and the mounting platform thickness and hole size of your ball mount. This CURT ball uses a 2-5\/16\" ball diameter with a 1-1\/4\" shank and 2-3\/4\" shank length and requires a platform at least 3\/8\" thick.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBall diameter: 2-5\/16\" — matches 2-5\/16\" trailer couplers\u003c\/li\u003e\n  \u003cli\u003eShank: 1-1\/4\" diameter by 2-3\/4\" length to fit common mounts\u003c\/li\u003e\n  \u003cli\u003eMounting platform: minimum 3\/8\" thick recommended\u003c\/li\u003e\n  \u003cli\u003eVerify trailer, hitch, and vehicle ratings — never exceed the lowest-rated component\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow is the hitch ball installed and secured?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward but requires correct torque and hardware. The CURT 40008 ships with a zinc-plated hex nut and a helical lock washer; CURT specifies 450 ft-lb torque on the nut to achieve proper clamp force on the shank when mounted to the recommended platform thickness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes hex nut and helical lock washer for secure mounting\u003c\/li\u003e\n  \u003cli\u003eSpecified torque: 450 ft-lb to ensure correct clamping\u003c\/li\u003e\n  \u003cli\u003eFine threads help maintain holding power after installation\u003c\/li\u003e\n  \u003cli\u003eInspect and retorque per vehicle and hitch manufacturer guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat protection does the finish provide in outdoor use?\u003c\/h3\u003e\n\u003cp\u003eThe nickel-chrome style plating helps shield the steel core from road grime, moisture, and surface corrosion, extending usable life in exposed towing environments. Proper care and periodic checks will preserve finish and function.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChrome-like nickel-chrome plating resists rust and surface wear\u003c\/li\u003e\n  \u003cli\u003eFinish eases cleanup from road salt, dirt, and grime\u003c\/li\u003e\n  \u003cli\u003ePeriodic inspection helps detect thread or surface wear early\u003c\/li\u003e\n  \u003cli\u003eReplacement recommended if plating or threads are damaged\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The CURT 40008 is aimed at drivers who tow heavy receiver-style trailers such as dump trailers, equipment haulers, large utility trailers, and certain large RV or boat setups where a 2-5\/16\" ball is required and the trailer, hitch, and vehicle ratings permit up to 20,000 lb GTW. It’s ideal for professional users and experienced recreational haulers who need a rugged, precisely sized hitch ball and who will follow mounting and torque specifications for safe operation.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this hitch ball compatible with my 2-5\/16\" coupler?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the ball diameter is 2-5\/16\" but confirm your mount hole diameter, platform thickness, and vehicle\/hitch ratings before installing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What torque is required to install the hex nut?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: CURT specifies 450 ft-lb torque on the included hex nut when mounted to a platform at least 3\/8\" thick.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CURT","offers":[{"title":"Default Title","offer_id":55167224971607,"sku":"B00HHCBHX8","price":55.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/curt-40008-front-view.jpg?v=1790379059","url":"https:\/\/britishgarage.co.uk\/products\/curt-2-5-16-in-trailer-hitch-ball-20-000-lb-gtw-1-1-4-x-2-3-4-in-shank-chrome","provider":"British Garage","version":"1.0","type":"link"}