{"product_id":"bias-ply-repair-unit-43-4-2-ply-10-bx","title":"PREMA PRE-PB-4 Bias Ply Repair Unit, 4-3\/4\", 2-Ply, Box of 10","description":"\u003cstyle\u003e\n\/* Basic styling *\/\n.product-content-wrapper {\n    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;\n    max-width: 1000px;\n    margin: 0 auto;\n    padding: 0 15px 3rem 15px !important;\n    color: #333;\n    line-height: 1.6;\n}\n.product-content-wrapper section {\n    margin: 40px 0;\n}\n\/* Clearfix for all sections to contain floated elements *\/\n.product-content-wrapper section::after {\n    content: \"\";\n    display: table;\n    clear: both;\n}\n.product-content-wrapper .hero {\n    display: block;\n    overflow: auto;\n}\n\/* Additional clearfix specifically for hero section *\/\n.product-content-wrapper .hero::after {\n    content: \"\";\n    display: table;\n    clear: both;\n}\n.product-content-wrapper img {\n    max-width: 100%;\n    height: auto;\n    margin: 1.5rem 0;\n    border-radius: 8px;\n}\n.product-content-wrapper figcaption {\n    font-size: 0.9rem;\n    color: #666;\n    text-align: center;\n    margin-top: 0.5rem;\n}\n.product-content-wrapper h2 {\n    font-size: 1.5rem;\n    margin: 2rem 0 1rem;\n    font-weight: 600;\n    border-bottom: 1px solid #eee;\n    padding-bottom: 0.5rem;\n}\n.product-content-wrapper h3 {\n    font-size: 1.2rem;\n    margin: 1.5rem 0 0.75rem;\n    font-weight: 600;\n}\n.product-content-wrapper p {\n    margin-bottom: 1rem;\n}\n.product-content-wrapper ul, .product-content-wrapper ol {\n    margin-bottom: 1.5rem;\n    padding-left: 1.5rem;\n}\n.product-content-wrapper li {\n    margin-bottom: 0.5rem;\n}\n.product-content-wrapper table {\n    width: 100%;\n    border-collapse: collapse;\n    margin: 1.5rem auto;\n    box-shadow: 0 2px 8px rgba(0,0,0,0.1);\n    border-radius: 8px;\n    overflow: hidden;\n}\n.product-content-wrapper caption {\n    padding: 0.5rem;\n    font-weight: 600;\n    text-align: left;\n    background-color: #f8f9fa;\n}\n.product-content-wrapper th, .product-content-wrapper td {\n    padding: 1rem;\n    text-align: left;\n    border-bottom: 1px solid #e0e0e0;\n}\n.product-content-wrapper th {\n    background-color: #0053a6;\n    color: white;\n    font-weight: 600;\n    white-space: nowrap;\n    width: 40%;\n}\n.product-content-wrapper td {\n    background-color: white;\n    color: #333;\n}\n.product-content-wrapper tr:last-child th,\n.product-content-wrapper tr:last-child td {\n    border-bottom: none;\n}\n.product-content-wrapper tr:hover td {\n    background-color: #f8f9fa;\n}\n.product-content-wrapper .highlight {\n    background-color: #f8f9fa !important;\n    border-left: 4px solid #0053a6 !important;\n    padding: 1rem 1.5rem !important;\n    margin: 1.5rem 0 !important;\n    color: #333 !important;\n    font-weight: normal !important;\n}\n.product-content-wrapper .highlight *, .product-content-wrapper .highlight p, .product-content-wrapper .highlight span, .product-content-wrapper .highlight div {\n    color: #333 !important;\n    text-decoration: none !important;\n    font-weight: normal !important;\n    font-style: normal !important;\n}\n.product-content-wrapper .highlight strong {\n    font-weight: 600 !important;\n    color: #0053a6 !important;\n}\n.product-content-wrapper .button {\n    display: inline-block;\n    background-color: #0053a6;\n    color: white !important;\n    padding: 0.75rem 1.5rem;\n    border-radius: 4px;\n    text-decoration: none;\n    font-weight: 600;\n    margin: 1rem 0;\n}\n\/* CTA Section Styles *\/\n.product-content-wrapper .cta {\n    background: #0053a6;\n    color: white;\n    padding: 40px;\n    border-radius: 8px;\n    text-align: center;\n}\n.product-content-wrapper .cta h2,\n.product-content-wrapper .cta p {\n    color: white;\n}\n\/* Focus styles for accessibility *\/\n.product-content-wrapper a:focus-visible,\n.product-content-wrapper summary:focus-visible,\n.product-content-wrapper button:focus-visible {\n    outline: 2px solid #0053a6;\n    outline-offset: 2px;\n}\n\/* FAQ Styles *\/\n.product-content-wrapper details {\n    margin-bottom: 1rem;\n    border: 1px solid #e0e0e0;\n    border-radius: 8px;\n    padding: 0;\n}\n.product-content-wrapper summary {\n    padding: 1rem;\n    cursor: pointer;\n    font-weight: 600;\n    background: #f8f9fa;\n    border-radius: 8px 8px 0 0;\n    position: relative;\n    padding-right: 2.5rem;\n    list-style: none;\n}\n.product-content-wrapper summary::-webkit-details-marker {\n    display: none;\n}\n.product-content-wrapper summary::after {\n    content: '▶';\n    position: absolute;\n    right: 1rem;\n    top: 1rem;\n    transition: transform 0.3s ease;\n}\n.product-content-wrapper details[open] summary::after {\n    transform: rotate(90deg);\n}\n.product-content-wrapper details[open] summary {\n    border-bottom: 1px solid #e0e0e0;\n}\n.product-content-wrapper details div {\n    padding: 1rem;\n}\n\n\/* Product hero image - responsive float *\/\n.product-hero-image {\n    margin-bottom: 1.5rem;\n}\n\/* Responsive table for mobile *\/\n@media (max-width: 600px) {\n    \/* Hide table caption + column header row on small screens *\/\n    .product-content-wrapper table caption,\n    .product-content-wrapper table thead {\n        display: none;\n    }\n    \n    \/* Edge case: header row in tbody *\/\n    .product-content-wrapper table tbody tr:first-child:has(th[scope=\"col\"]) {\n        display: none;\n    }\n    \n    \/* Keep all the original mobile table styles *\/\n    .product-content-wrapper table {\n        display: block;\n        box-shadow: none;\n    }\n    .product-content-wrapper tbody {\n        display: block;\n    }\n    .product-content-wrapper tr {\n        display: block;\n        margin-bottom: 0.5rem;\n        border: 1px solid #e0e0e0;\n        border-radius: 8px;\n        overflow: hidden;\n    }\n    .product-content-wrapper th {\n        display: block;\n        width: 100%;\n        background-color: #f5f5f5;\n        color: #333;\n        font-size: 0.9rem;\n        padding: 0.75rem 1rem 0.25rem;\n        border-bottom: none;\n    }\n    .product-content-wrapper td {\n        display: block;\n        width: 100%;\n        padding: 0.25rem 1rem 0.75rem;\n        font-weight: 600;\n        border-bottom: none;\n    }\n}\n\n@media (max-width: 767px) {\n    .product-content-wrapper {\n        padding: 0 10px 3rem 10px !important;\n    }\n    .product-content-wrapper h2 {\n        font-size: 1.2rem;\n    }\n    .product-content-wrapper h3 {\n        font-size: 1.1rem;\n    }\n    .product-content-wrapper .product-hero-image {\n        float: none !important;\n        display: block !important;\n        margin: 0 auto 1.5rem auto !important;\n        max-width: 100% !important;\n    }\n    .product-content-wrapper img[style*=\"float: right\"] {\n        float: none !important;\n        display: block !important;\n        margin: 0 auto 1.5rem auto !important;\n        max-width: 100% !important;\n    }\n}\n@media (max-width: 500px) {\n    .product-content-wrapper {\n        padding: 0 10px 2rem 10px !important;\n    }\n}\n@media (min-width: 768px) {\n    .product-content-wrapper .product-hero-image {\n        float: right !important;\n        max-width: 40%;\n        margin: 0 0 1rem 20px;\n    }\n}\n\u003c\/style\u003e\n\n\u003cdiv class=\"product-content-wrapper\"\u003e\n\u003csection class=\"hero\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0708\/3612\/5947\/files\/PB-4_A.jpg?v=1737246638\u0026amp;width=800\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0708\/3612\/5947\/files\/PB-4_A.jpg?v=1737246638\u0026amp;width=400 400w,\n          https:\/\/cdn.shopify.com\/s\/files\/1\/0708\/3612\/5947\/files\/PB-4_A.jpg?v=1737246638\u0026amp;width=800 800w\" sizes=\"(max-width: 767px) 100vw, 40vw\" width=\"800\" height=\"600\" loading=\"eager\" decoding=\"async\" fetchpriority=\"high\" class=\"product-hero-image\" alt=\"PREMA PB-4 bias ply tire repair patches in box showing 10 black circular patches\"\u003e\n\n\u003ch2\u003eProfessional Grade Tire Repair Patches - PREMA Bias Ply Tire Repair Patch (PB-4, 10 Pack)\u003c\/h2\u003e\n\n\u003ch3\u003eHeavy Duty Tire Patches for Commercial and Passenger Vehicle Repairs\u003c\/h3\u003e\n\n\u003cp\u003eThe PREMA PB-4 bias ply tire repair patch provides professional-grade tire repair solutions for bias-ply tires. Each 4.75-inch patch features durable 2-ply construction, making it ideal for tire shops and fleet maintenance services. This 10-pack delivers reliable patching performance for crown, shoulder, and sidewall injuries on both tubeless and tube-type tires.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin: 40px 0;\"\u003e\n\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\n\n\u003cdiv class=\"highlight\"\u003e\n\u003cstrong\u003eProfessional Strength Construction\u003c\/strong\u003e - Features durable 2-ply fabric reinforcement with flexible design that maintains tire integrity while providing long-lasting repairs that withstand demanding commercial use.\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight\"\u003e\n\u003cstrong\u003eComprehensive Repair Coverage\u003c\/strong\u003e - Large 4.75-inch (121mm) diameter provides extensive coverage for various injury types including crown damage, shoulder repairs, and sidewall patches on bias-ply tires.\n\u003c\/div\u003e\n\n\u003cdiv class=\"highlight\"\u003e\n\u003cstrong\u003eUniversal Bias Tire Compatibility\u003c\/strong\u003e - Works seamlessly with both tubeless and tube-type bias-ply tires across passenger vehicles, light trucks, agricultural equipment, and industrial applications.\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin: 40px 0;\"\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\n\u003cp\u003ePerfect for professional tire repair operations and commercial maintenance facilities that need reliable \u003cem\u003eheavy duty tire repair patches\u003c\/em\u003e for demanding applications:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eTire repair shops and automotive service centers requiring professional-grade patches.\u003c\/li\u003e\n\u003cli\u003eFleet maintenance operations for commercial vehicles and light trucks.\u003c\/li\u003e\n\u003cli\u003eAgricultural equipment repairs where bias-ply tires are common.\u003c\/li\u003e\n\u003cli\u003eIndustrial tire repair for heavy-duty applications.\u003c\/li\u003e\n\u003cli\u003eEmergency roadside tire repair services.\u003c\/li\u003e\n\u003cli\u003eAutomotive enthusiasts performing DIY tire repairs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin: 40px 0;\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable\u003e\n\u003ccaption\u003ePREMA PB-4 Bias Ply Tire Repair Patch Specifications\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct SKU\u003c\/th\u003e\n\u003ctd\u003ePRE-PB-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePatch Type\u003c\/th\u003e\n\u003ctd\u003eBias Ply Tire Repair Patch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e4.75 x 4.75 in (121 x 121 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003e2-Ply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eQuantity\u003c\/th\u003e\n\u003ctd\u003e10 patches per box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTire Compatibility\u003c\/th\u003e\n\u003ctd\u003eBias-ply tubeless and tube-type tires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eInstallation Method\u003c\/th\u003e\n\u003ctd\u003eChemical vulcanizing systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin: 40px 0;\"\u003e\n\u003ch2\u003eInstallation Requirements\u003c\/h2\u003e\n\n\u003cp\u003eFor optimal tire repair patch performance, use with PREMA Ultra Fast Dry Vulcanizing Cement or compatible chemical vulcanizing systems. Always ensure the injury channel is properly filled during installation. Professional installation is recommended for safety-critical applications.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"cta\"\u003e\n\u003ch2\u003eGet Professional Tire Repair Results\u003c\/h2\u003e\n\u003cp\u003eStock your shop with reliable PREMA bias ply tire repair patches for dependable tire service results.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"margin: 40px 0;\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdiv style=\"display: none;\"\u003e\n\u003c!--FAQ--\u003e\nQ: What size tire injuries can these patches repair?\nA: These 4.75-inch patches are designed for crown, shoulder, and sidewall injuries on bias-ply tires. The large diameter provides comprehensive coverage for various punctures and damage types. Always consult tire repair guidelines to ensure the injury size falls within acceptable repair limits for safe operation. Professional installation is recommended for critical repairs.\n\u003c!--\/FAQ--\u003e\n\u003c\/div\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat size tire injuries can these patches repair?\u003c\/summary\u003e\n\u003cdiv\u003e\u003cp\u003eThese 4.75-inch patches are designed for crown, shoulder, and sidewall injuries on bias-ply tires. The large diameter provides comprehensive coverage for various punctures and damage types. Always consult tire repair guidelines and ensure the injury size falls within acceptable repair limits for safety.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdiv style=\"display: none;\"\u003e\n\u003c!--FAQ--\u003e\nQ: Do these work on tubeless tires?\nA: Yes, PREMA PB-4 patches are specifically designed for both tubeless and tube-type bias-ply tires. They must be installed using proper chemical vulcanizing cement to ensure a permanent bond. The flexible fabric reinforcement adapts to different tire constructions and provides reliable repairs when professional installation procedures are followed correctly for optimal performance.\n\u003c!--\/FAQ--\u003e\n\u003c\/div\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eDo these work on tubeless tires?\u003c\/summary\u003e\n\u003cdiv\u003e\u003cp\u003eYes, PREMA PB-4 patches are specifically designed for both tubeless and tube-type bias-ply tires. They must be installed using proper chemical vulcanizing cement to ensure a permanent bond. The flexible fabric reinforcement adapts to different tire constructions for reliable repairs.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdiv style=\"display: none;\"\u003e\n\u003c!--FAQ--\u003e\nQ: How do tire repair patches compare to tire plugs?\nA: Tire repair patches provide more permanent repairs than plugs alone by spreading load over a larger surface area for improved stability. When properly vulcanized, patches create stronger chemical bonds with the tire material than rubber plugs. Professional mechanics typically prefer patches for critical repairs requiring maximum reliability and longevity in commercial applications.\n\u003c!--\/FAQ--\u003e\n\u003c\/div\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow do tire repair patches compare to tire plugs?\u003c\/summary\u003e\n\u003cdiv\u003e\u003cp\u003eTire repair patches provide more permanent repairs than plugs alone by spreading load over a larger surface area. When properly vulcanized, patches create stronger chemical bonds with the tire material. Professional mechanics typically prefer patches for critical repairs requiring maximum reliability and longevity.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdiv style=\"display: none;\"\u003e\n\u003c!--FAQ--\u003e\nQ: What vulcanizing cement should I use with these patches?\nA: PREMA Ultra Fast Dry Vulcanizing Cement is the recommended product for optimal bonding performance. Other compatible chemical vulcanizing systems will also work effectively with these bias ply tire patches. Proper cement application and curing time are essential for creating permanent, reliable tire repairs that meet industry standards.\n\u003c!--\/FAQ--\u003e\n\u003c\/div\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat vulcanizing cement should I use with these patches?\u003c\/summary\u003e\n\u003cdiv\u003e\u003cp\u003ePREMA Ultra Fast Dry Vulcanizing Cement is recommended, though compatible chemical vulcanizing systems work with these bias ply tire patches. Proper cement application and curing time are essential for creating permanent, reliable tire repairs that meet industry standards.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003c\/section\u003e\n\n\u003c\/div\u003e","brand":"Prema","offers":[{"title":"Default Title","offer_id":46858271785211,"sku":"PRE-PB-4","price":33.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0708\/3612\/5947\/files\/PB-4_B.jpg?v=1767638044","url":"https:\/\/garagesupplyguys.com\/products\/bias-ply-repair-unit-43-4-2-ply-10-bx","provider":"Garage Supply Guys","version":"1.0","type":"link"}