{"product_id":"st175-80r13-trailer-tire-set2-6-ply-load-range-c-91m","title":"ST175\/80R13 Trailer Tire Set2 - 6-Ply Load Range C 91M","description":"\u003cp\u003eIn this review of the ST175\/80R13 Trailer Tire Set2 the bottom line is clear: these ROCKMAN trailer tires are built for users who haul regularly and want a safer, longer-lasting replacement without overspending. The reviewer found the most convincing single reason to buy is the full nylon cap ply overlay across the entire tread area, a meaningful safety upgrade compared with many budget trailer tires that only reinforce the shoulders. For owners of utility trailers, small cargo trailers or boat trailers seeking reliable load capacity and improved tread life, this tire set is worth considering.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull nylon cap ply:\u003c\/strong\u003e The cap ply runs across the entire tread area to improve heat resistance and reduce tread separation risk for safer towing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7mm tread depth:\u003c\/strong\u003e Deeper tread than many competitors delivers better wear life and more mileage between replacements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-ply, load range C:\u003c\/strong\u003e A sturdy construction that supports typical utility trailer loads while staying compact and manageable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad index 91:\u003c\/strong\u003e Rated to carry up to 1360lbs per tire, suitable for many common trailer load requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDOT safety certified:\u003c\/strong\u003e Meets or exceeds applicable standards so users can expect dependable seasonal performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeed rating M (up to 81mph):\u003c\/strong\u003e Offers a conservative speed capability appropriate for trailer use and highway towing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis set is best for owners of small to medium utility trailers, landscaping or equipment trailers, and boat trailers who prioritize safety and longer tread life without moving up to heavier commercial tires. The reinforced full cap ply and deeper tread make it a practical choice for frequent haulers and those towing moderate loads within the stated capacity.\u003c\/p\u003e\u003cp\u003eThose who need the highest commercial load capacities, specialty off-road trailer tires, or metric passenger car replacements should look elsewhere; this tire is optimized for trailer duty and rated accordingly rather than for passenger-vehicle performance.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFull nylon cap ply overlay across the tread enhances safety versus tires with shoulder-only strips.\u003c\/li\u003e\n\u003cli\u003e7mm tread depth provides noticeably longer wear life than many lower-cost competitors.\u003c\/li\u003e\n\u003cli\u003eGood value: customers report the tires feel sturdy, fit well, and look solid on trailers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eAs a trailer-specific tire, it is not a substitute for higher load-rated or specialized commercial tires when heavier capacities are required.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eTire Size\u003c\/td\u003e\n\u003ctd\u003eST175\/80R13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eROCKMAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePly Rated\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTread Depth\u003c\/td\u003e\n\u003ctd\u003e7mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Load\u003c\/td\u003e\n\u003ctd\u003e1360lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Index\u003c\/td\u003e\n\u003ctd\u003e91\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed Rating\u003c\/td\u003e\n\u003ctd\u003eM (up to 81mph)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe ST175\/80R13 Set2 from ROCKMAN is a practical, value-oriented trailer tire that stands out for its full nylon cap ply and deeper 7mm tread, making it a smart choice for routine hauling where safety and tread life matter. It offers dependable load capacity for most utility trailer needs and represents good value for owners who want a durable replacement without stepping up to heavier commercial tires.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill these tires fit my trailer rim?\u003c\/strong\u003e\u003cbr\u003eThese are sized for ST175\/80R13 rims; consult your trailer manufacturer or a tire fitter to confirm rim width and fitment for your specific trailer.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow much weight can each tire carry?\u003c\/strong\u003e\u003cbr\u003eEach tire has a load index of 91 and a maximum load of 1360lbs when inflated to the proper pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre these DOT certified?\u003c\/strong\u003e\u003cbr\u003eYes, the tires meet or exceed applicable DOT standards for dependable performance.\u003c\/p\u003e","brand":"ROCKMAN","offers":[{"title":"Default Title","offer_id":48678407209179,"sku":"B0DQQVNNWV","price":99.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71XgWQfADiL._AC_SL1500.jpg?v=1778704170","url":"https:\/\/gearmusthave.com\/products\/st175-80r13-trailer-tire-set2-6-ply-load-range-c-91m","provider":"GearMustHave","version":"1.0","type":"link"}