{"product_id":"ar-pro-9x3-50-4-flat-free-pu-tire-wheel-assemblies-4-pack-3-4-bushing-centered-3-5-hub","title":"AR-PRO 9x3.50-4 Flat-Free PU Tire \u0026 Wheel Assemblies — 4-Pack, 3\/4\" Bushing, Centered 3.5\" Hub","description":"\u003cp\u003e\u003cstrong\u003eThese AR-PRO 9x3.50-4 flat-free polyurethane tire and wheel assemblies are a 4-pack replacement kit engineered to fit 3.50\" width, 4\" rim diameter wheels with 3\/4\" bushings and a centered 3.5\" hub for reliable, puncture-resistant use on lawnmowers and small equipment.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you’re replacing worn pneumatic tires or want to eliminate flats on a walk-behind mower, garden cart, generator, or small trailer, this kit supplies four solid PU tires mounted on steel wheels plus a universal adapter pack to help with installation. The polyurethane construction offers rubber-like traction while resisting cuts, UV damage, and weathering. Each assembly is rated for typical homeowner and light commercial loads, and the included grease fittings and adapters make mounting straightforward for many common axles.\u003c\/p\u003e\n\n\u003ch3\u003eWill these wheels fit my mower or garden cart?\u003c\/h3\u003e\n\u003cp\u003eMeasure your existing tire and hub to confirm fit before purchase. This kit is intended for tires with an overall diameter near 9.29\" (commonly called 9x3.50-4), a 3.50\" tread width, 4\" rim diameter, and a 3\/4\" bushing\/bore size. The centered hub length is 3.5\", which matters for axle spacing and spacer requirements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm sidewall marking: 9x3.50-4 matches diameter and width.\u003c\/li\u003e\n  \u003cli\u003eCheck hub bore: 3\/4\" bushing size is the standard fitment here.\u003c\/li\u003e\n  \u003cli\u003eMeasure hub length and axle clearance to ensure centered alignment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these flat-free PU tires perform compared with air-filled tires?\u003c\/h3\u003e\n\u003cp\u003ePolyurethane flat-free tires trade the cushioning of air for consistent, maintenance-free performance. They don’t go flat, resist punctures and tears, and remain stable under load, which reduces downtime and the need for replacements. Expect a firmer ride than pneumatic tires, but better durability and longevity on abrasive surfaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePU compound resists cuts, UV, and oil exposure.\u003c\/li\u003e\n  \u003cli\u003eNon-marking and weather-resistant for lawn and driveway use.\u003c\/li\u003e\n  \u003cli\u003eMaximum load capacity around 300 lb per wheel for common tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the 4-pack and what accessories aid installation?\u003c\/h3\u003e\n\u003cp\u003eThe bundle contains four fully assembled PU tires mounted on yellow painted steel wheels, each with a grease fitting for axle lubrication. A universal adapter kit is included to help fit the 3\/4\" bore to a range of axle sizes, plus nylon spacers and steel washers to fine-tune alignment and prevent rubbing or wobble.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFour PU tire + steel wheel assemblies with centered hubs.\u003c\/li\u003e\n  \u003cli\u003eAdapter kit: nylon spacers (4 pieces) and steel washers (8 pieces).\u003c\/li\u003e\n  \u003cli\u003eGrease fittings pre-installed for smoother rotation and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these wheels durable for rough garden and utility work?\u003c\/h3\u003e\n\u003cp\u003eYes — the polyurethane tread is engineered to withstand abrasive terrain and repeated use without puncturing or chunking away. The steel wheel and sealed fitment support loads encountered during lawn care, light hauling, and equipment transport, delivering longer service life than many rubber or pneumatic options in similar conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePU provides tear and cut resistance on rough surfaces.\u003c\/li\u003e\n  \u003cli\u003eSteel wheel construction maintains structural integrity under load.\u003c\/li\u003e\n  \u003cli\u003eGrease fittings and solid hub reduce wear on axles and bearings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: homeowners and small operators who need a low-maintenance, puncture-free wheel solution for walk-behind lawnmowers, garden carts, wheelbarrows, small trailers, generators, and similar equipment. Choose this AR-PRO kit when you want dependable traction, weather-resistant materials, and a straightforward replacement with adapters to simplify fitting to common axles.\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: Do these wheels require inner tubes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. These are flat-free polyurethane tires mounted on wheels and do not need inner tubes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What axle size fits the included wheels?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The hub bore accepts 3\/4\" bushings; the adapter kit helps fit a range of common axle diameters.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AR-PRO","offers":[{"title":"Default Title","offer_id":56844059640148,"sku":"B09D2NSD2R","price":136.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/ar-pro-wheel-front-view.jpg?v=1787083948","url":"https:\/\/gardenluxe.co.uk\/products\/ar-pro-9x3-50-4-flat-free-pu-tire-wheel-assemblies-4-pack-3-4-bushing-centered-3-5-hub","provider":"Gardenluxe Uk","version":"1.0","type":"link"}