{"product_id":"h-r-wheel-studs-thread-type-12x1-5-length-40mm-knurl-dia-13mm-stud-seat-type","title":"H\u0026R Wheel Studs 12x1.5 40mm 13mm Knurl — Performance Conversion Hardware","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout H\u0026amp;R\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eH\u0026amp;R Special Springs is the German engineering choice for OE-quality lowering springs, sport coilovers, and sway bars. Every H\u0026amp;R spring is progressive-rate, TÜV-certified, and engineered to retain factory ride quality at a lower stance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/GaDW9mKLol8\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Strength H\u0026amp;R Wheel Studs for Secure Mounting\u003c\/h2\u003e\u003cp\u003eSwitching from bolts to studs can significantly improve your wheel changing process and overall setup security. These H\u0026amp;R 12x1.5 40mm wheel studs with a 13mm knurl diameter are the ideal choice for enthusiasts looking to simplify wheel swaps and ensure consistent torque values. Built to withstand the rigors of competitive driving and daily street use, these studs offer superior durability compared to standard factory hardware.\u003c\/p\u003e\u003ch3\u003ePerformance Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e13mm Knurl:\u003c\/strong\u003e Precision-machined for a secure press-fit into your hub.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Pitch:\u003c\/strong\u003e 12x1.5 for broad compatibility with performance lug nuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimal Length:\u003c\/strong\u003e 40mm shank provides versatility for various wheel and spacer combinations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Constructed from high-tensile steel to prevent shearing or stripping.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eH\u0026amp;R is renowned for its commitment to quality and safety. By converting to a stud-based system, you reduce the risk of stripping hub threads during frequent wheel changes, making this an essential upgrade for track-day enthusiasts and weekend racers. These studs are designed to maintain their integrity under extreme heat and mechanical stress, providing peace of mind every time you head to the track. Whether you are building a dedicated race car or a high-performance street machine, these studs provide the reliability you need. Ensure your wheels stay securely mounted under all driving conditions with high-performance components available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular H\u0026amp;R products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/h-r-trak-3mm-dr-wheel-spacers-bolt-5-112-center-bore-57-1-bolt-thread-14x1-5-pair\" style=\"color:#0066cc;text-decoration:none;\"\u003eH\u0026amp;R Trak+ 3mm DR Wheel Spacers 5\/112 57.1mm Bore — Fits 1990-2020 Audi VW\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/h-r-trak-3mm-dr-spacer-bolt-pattern-5-112-center-bore-66-5mm-bolt-thread-14x1-25-black\" style=\"color:#0066cc;text-decoration:none;\"\u003eH\u0026amp;R Trak+ 3mm DR Wheel Spacers 5\/112 66.5mm Bore Black — Fits 2017-2020 BMW\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/h-r-trak-3mm-dr-wheel-spacers-bolt-5-112-center-bore-66-5-bolt-thread-14x1-5-pair\" style=\"color:#0066cc;text-decoration:none;\"\u003eH\u0026amp;R Trak+ 3mm DR Wheel Spacers 5\/112 66.5mm Bore — Fits 2009-2019 Audi A4\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/h-r-trak-3mm-dr-spacer-bolt-pattern-5-112-cb-66-5mm-bolt-thread-14x1-5-black\" style=\"color:#0066cc;text-decoration:none;\"\u003eH\u0026amp;R Trak+ 3mm DR Wheel Spacer 5\/112 CB 66.5mm 14x1.5 — Fits 1972-1981 Mercedes-Benz Classi\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/h-r-trak-3mm-dr-wheel-spacers-bolt-5-114-3-center-bore-70-5-bolt-thread-1-2in-unf-pair\" style=\"color:#0066cc;text-decoration:none;\"\u003eH\u0026amp;R Trak+ 3mm DR Wheel Spacer 5\/114.3 CB 70.5 1\/2in UNF — Fits 2005-2015 Ford Mustang\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"H\u0026R Wheel Studs 12x1.5 40mm 13mm Knurl \\u2014 Performance Conversion Hardware\",\"description\":\"Upgrade to H\u0026R 12x1.5 40mm wheel studs with 13mm knurl. High-strength steel for secure wheel mounting and easy changes. Shop performance parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"H\u0026R\"},\"mpn\":\"1254014\",\"url\":\"https:\/\/ggcracing.com\/products\/h-r-wheel-studs-thread-type-12x1-5-length-40mm-knurl-dia-13mm-stud-seat-type\",\"offers\":{\"@type\":\"Offer\",\"price\":\"3.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/h-r-wheel-studs-thread-type-12x1-5-length-40mm-knurl-dia-13mm-stud-seat-type\",\"sku\":\"HRS1254014\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Wheels\",\"item\":\"https:\/\/ggcracing.com\/collections\/wheels\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"H\u0026R\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=H\u0026R\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"H\u0026R Wheel Studs 12x1.5 40mm 13mm Knurl \\u2014 Performance Conversion Hardware\",\"item\":\"https:\/\/ggcracing.com\/products\/h-r-wheel-studs-thread-type-12x1-5-length-40mm-knurl-dia-13mm-stud-seat-type\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the H\u0026R Wheel Studs 12x1.5 40mm 13mm Knurl \\u2014 Performance Conversion Hardware fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for H\u0026R?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the H\u0026R Wheel Studs 12x1.5 40mm 13mm Knurl \\u2014 Performance Conversion Hardware?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Wheel installation requires a torque wrench and proper lug-tightening sequence to factory spec \\u2014 most installs take 30-60 minutes per wheel.\"}}]}\u003c\/script\u003e","brand":"H\u0026R","offers":[{"title":"Default Title","offer_id":41450526605396,"sku":"HRS1254014","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/35fecde4a03ecd5565dabb1b93f20065_845c4b43-ff49-44cb-a8cb-ed9cfde5f6fd.jpg?v=1721615893","url":"https:\/\/ggcracing.com\/en-co\/products\/h-r-wheel-studs-thread-type-12x1-5-length-40mm-knurl-dia-13mm-stud-seat-type","provider":"GGCRACING INC","version":"1.0","type":"link"}