{"product_id":"sunstar-rear-sprocket-steel-39t-520-hon","title":"Sunstar Steel Rear Sprocket 39T-520 — Fits Honda Motorcycles","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 Sunstar\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eSunstar engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Sunstar lineup with fast shipping and expert fitment support — order with confidence.\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\/bsiCnuD9bw0\" 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\u003eSunstar 39T 520 Steel Rear Sprocket for Honda\u003c\/h2\u003e\u003cp\u003eEnhance your motorcycle's drivetrain efficiency with the Sunstar 39T 520 Steel Rear Sprocket. Engineered for riders who demand reliability and consistent performance, this sprocket is manufactured from high-grade, hardened steel to withstand the rigors of both track and street riding. Its precision-cut teeth ensure smooth chain engagement, reducing friction and extending the lifespan of your entire chain drive system.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Strength Steel Construction:\u003c\/strong\u003e Built for maximum durability and wear resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e CNC-machined for a perfect fit and optimal chain seating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized 39T Gearing:\u003c\/strong\u003e Ideal for balanced acceleration and top-end speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e520 Pitch Compatibility:\u003c\/strong\u003e Designed specifically for 520 chain conversions or replacements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM Fitment:\u003c\/strong\u003e Engineered to match Honda factory specifications for hassle-free installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are replacing a worn-out component or fine-tuning your gear ratios for better track performance, this Sunstar sprocket provides the strength and precision required for competitive riding. The hardened surface treatment resists tooth hooking and elongation, ensuring your bike maintains peak power delivery throughout the season. Trust the quality of Sunstar components available at GGCRACING to keep your machine running at its best.\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 Sunstar 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\/sunstar-rear-sprocket-steel-37t-420-hon\" style=\"color:#0066cc;text-decoration:none;\"\u003eSunstar Rear Steel Sprocket 37t-420 — Fits Honda Motorcycles\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/sunstar-rear-sprocket-steel-37t-420-hon-1\" style=\"color:#0066cc;text-decoration:none;\"\u003eSunstar Steel Rear Sprocket 37t-420 — Fits Honda Motorcycles\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/sunstar-rear-sprocket-steel-32t-420-kaw-suz\" style=\"color:#0066cc;text-decoration:none;\"\u003eSunstar Steel Rear Sprocket 32t-420 — Fits Kawasaki \u0026amp; Suzuki Motorcycles\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/sunstar-rear-sprocket-steel-31t-420-kaw-suz\" style=\"color:#0066cc;text-decoration:none;\"\u003eSunstar Steel Rear Sprocket 31t-420 — Fits Kawasaki \u0026amp; Suzuki Motorcycles\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/sunstar-rear-sprocket-steel-37t-420-yam\" style=\"color:#0066cc;text-decoration:none;\"\u003eSunstar Steel Rear Sprocket 37t-420 — Fits Yamaha Motorcycles\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\":\"Sunstar Steel Rear Sprocket 39T-520 \\u2014 Fits Honda Motorcycles\",\"description\":\"Upgrade your Honda motorcycle with the Sunstar 39T 520 steel rear sprocket. Durable, high-performance design for optimal power transfer. Shop GGCRACING now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Sunstar\"},\"mpn\":\"2-345939\",\"url\":\"https:\/\/ggcracing.com\/products\/sunstar-rear-sprocket-steel-39t-520-hon\",\"offers\":{\"@type\":\"Offer\",\"price\":\"52.95\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/sunstar-rear-sprocket-steel-39t-520-hon\",\"sku\":\"FJMF_2-345939\"}}\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\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Sunstar\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=Sunstar\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Sunstar Steel Rear Sprocket 39T-520 \\u2014 Fits Honda Motorcycles\",\"item\":\"https:\/\/ggcracing.com\/products\/sunstar-rear-sprocket-steel-39t-520-hon\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the Sunstar Steel Rear Sprocket 39T-520 \\u2014 Fits Honda Motorcycles 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 Sunstar?\",\"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 Sunstar Steel Rear Sprocket 39T-520 \\u2014 Fits Honda Motorcycles?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"Sunstar","offers":[{"title":"Default Title","offer_id":41437387489364,"sku":"FJMF_2-345939","price":52.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/4b11-572a59334703c_a61e4d2b-57ad-4461-9c32-2025eabd9f5d.jpg?v=1721465637","url":"https:\/\/ggcracing.com\/products\/sunstar-rear-sprocket-steel-39t-520-hon","provider":"GGCRACING INC","version":"1.0","type":"link"}