{"product_id":"trailer-tire-wheel-assembly-st205-75r15-by-rockman-for-reliable-safety","title":"ROCKMAN Trailer Tire Wheel Assembly ST205\/75R15 - Durable 8-Ply Safety","description":"\u003cp\u003eIn this review the ROCKMAN Trailer Tire Wheel Assembly ST205\/75R15 is judged on durability, safety and fit for trailer use; the bottom line is that it is a sensible spare or replacement for owners who tow regularly and want a stronger tire than typical economy options. The assembly stands out because of a full nylon cap ply across the tread and a deeper 8mm tread, which together offer a clear safety and longevity advantage over competitors that only reinforce the shoulder area or use shallower tread depths.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull nylon cap ply:\u003c\/strong\u003e A continuous nylon overlay across the entire tread improves heat resistance and adds a safety margin compared with tires that only have shoulder strips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep tread depth:\u003c\/strong\u003e The 8mm tread provides longer wear life and more durable performance versus typical 5.6mm competitor treads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-ply, Load Range D:\u003c\/strong\u003e Built to an 8-ply standard with a load index of 107, the tire is rated to handle heavy trailer loads reliably.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeed rating M:\u003c\/strong\u003e Rated for speeds up to 81 mph, the tire supports highway travel at normal towing speeds when used within load limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete wheel assembly:\u003c\/strong\u003e Mounted on a white spoke rim with a 5 lug on 4.5 in bolt pattern and zero offset, it arrives ready to install for compatible hubs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis assembly is a good match for boat, utility and enclosed trailer owners who need a robust spare or replacement that prioritizes safety and long service life. It is especially useful for people who tow moderately heavy loads and want the reassurance of a full nylon cap ply and deeper tread on every tire.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include owners of specialized high-speed trailers or commercial fleets requiring higher speed ratings, and buyers who need an exact fit without checking bolt-to-bolt measurements first. Measure from the outer edge of a lug hole to the center of the opposite lug hole to confirm the 4.5 in PCD before ordering.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRobust safety design with a full nylon cap ply across the tread that reduces heat buildup.\u003c\/li\u003e\n\u003cli\u003eLonger tread life from an 8mm depth compared with thinner-budget options.\u003c\/li\u003e\n\u003cli\u003eComplete wheel assembly with a white spoke rim that many customers note \"looks good\" and fits common trailer hubs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSpeed rating M limits sustained speeds above 81 mph, so it is not for high-speed specialty use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eTire Size\u003c\/td\u003e\n\u003ctd\u003eST205\/75R15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePly Rating\u003c\/td\u003e\n\u003ctd\u003e8 (Load Range D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Index \/ Max Load\u003c\/td\u003e\n\u003ctd\u003e107 \/ 2,150 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTread Depth\u003c\/td\u003e\n\u003ctd\u003e8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed Rating\u003c\/td\u003e\n\u003ctd\u003eM (up to 81 mph)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim\u003c\/td\u003e\n\u003ctd\u003e5 lug on 4.5 in PCD, white spoke, offset 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe ROCKMAN ST205\/75R15 wheel assembly is a practical buy for trailer owners who want a durable, safety-focused spare or replacement that also presents well on the trailer. Its full nylon cap ply and deeper tread give tangible advantages in heat resistance and wear life, making it good value for routine towing duties when the bolt pattern and speed rating match the application.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tire suitable as a trailer spare?\u003c\/strong\u003e\u003cbr\u003eYes, it is commonly used as a spare and customers report it fits standard trailer hubs when the 5 lug on 4.5 in measurement is confirmed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat load can this tire handle?\u003c\/strong\u003e\u003cbr\u003eThe tire has a load index of 107 with a maximum load of about 2,150 lbs per tire when inflated and used within the manufacturer guidelines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the wheel come mounted?\u003c\/strong\u003e\u003cbr\u003eYes, this is a tire and wheel assembly mounted on a white spoke rim with offset 0 and the specified bolt pattern.\u003c\/p\u003e","brand":"ROCKMAN","offers":[{"title":"Default Title","offer_id":48164319985883,"sku":"B0DCKXCPHK","price":135.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71bbsbW-JhL._AC_SL1500.jpg?v=1769116663","url":"https:\/\/gearmusthave.com\/products\/trailer-tire-wheel-assembly-st205-75r15-by-rockman-for-reliable-safety","provider":"GearMustHave","version":"1.0","type":"link"}