{"product_id":"bicycle-rear-derailleur-jockey-wheel-11t-12t-13t-14t-pulley-roller","title":"Bike Rear Derailleur Jockey Wheel 11T 12T 13T 14T Pulley","description":"\n\u003ch2\u003eBicycle Rear Derailleur Jockey Wheel – 11T \/ 12T \/ 13T \/ 14T Bearing Pulley\u003c\/h2\u003e\n\u003cp\u003eKeep your drivetrain shifting smoothly with this precision-engineered rear derailleur jockey wheel. Compatible with 9, 10, 11, and 12-speed drivetrains, this POM bearing pulley roller is an essential repair and upgrade component for road bikes, mountain bikes, and general bicycles. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Upgrade Your Jockey Wheel?\u003c\/h3\u003e\n\u003cp\u003eA worn or damaged derailleur pulley causes poor shifting, chain skip, and unnecessary drivetrain wear. Swapping in a fresh, sealed-bearing jockey wheel restores crisp, accurate gear changes and extends the life of your chain and cassette — all at a fraction of the cost of a full derailleur replacement.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSealed Steel Bearing:\u003c\/strong\u003e Waterproof and dustproof construction ensures smooth, long-lasting rotation in all conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePOM \/ Nylon Fiber Construction:\u003c\/strong\u003e High-quality plastic material offers excellent durability, low friction, and lightweight performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Fits 9\/10\/11\/12-speed drivetrains across road bikes, mountain bikes, and general bicycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFour Size Options:\u003c\/strong\u003e Choose the tooth count that matches your derailleur — 11T, 12T, 13T, or 14T.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100% Brand New:\u003c\/strong\u003e Ready to install straight from the package, no pre-treatment required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003ePOM plastic \/ Nylon fiber with sealed steel bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e11T Diameter\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e44 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e12T Diameter\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e49 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e13T Diameter\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e53 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e14T Diameter\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e58 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eSpeed Compatibility\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e9 \/ 10 \/ 11 \/ 12 Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eApplicable Bikes\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eRoad bike, Mountain bike, General bicycle\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Rear Derailleur Jockey Wheel (Guide Pulley)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please allow minor measurement tolerances of ±1–2 mm. Actual color may vary slightly depending on your monitor's display settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/60cm-motorcycle-luggage-strap-elastic-helmet-bungee-net\"\u003e60cm Motorcycle Luggage Strap – Elastic Helmet Bungee Net\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/mesh-ball-carry-bag-portable-net-sack-soccer-sports\"\u003eMesh Ball Carry Bag – Portable Net Sack for Soccer \u0026amp; Sports\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/medlineplus.gov\/benefitsofexercise.html\" target=\"_blank\" rel=\"noopener\"\u003eMedlinePlus on the benefits of exercise\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What tooth counts are available for the bicycle rear derailleur jockey wheel?\u003c\/h4\u003e\n\u003cp\u003eA: This rear derailleur pulley is available in four sizes: 11T (44 mm diameter), 12T (49 mm diameter), 13T (53 mm diameter), and 14T (58 mm diameter). Select the size that matches your existing derailleur or the specifications of your drivetrain setup.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this jockey wheel compatible with my bike's speed configuration?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — this derailleur jockey pulley is designed to work with 9-speed, 10-speed, 11-speed, and 12-speed drivetrains on road bikes, mountain bikes, and general bicycles. Always verify your derailleur's tooth count and bolt spacing before ordering to ensure a proper fit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the sealed bearing make this jockey wheel weatherproof?\u003c\/h4\u003e\n\u003cp\u003eA: The sealed steel bearing is engineered to be waterproof and dustproof, making it suitable for riding in wet, muddy, or dusty conditions. This helps maintain smooth rotation and extends the service life of the pulley compared to open-bearing alternatives.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is this rear derailleur pulley made from?\u003c\/h4\u003e\n\u003cp\u003eA: The pulley body is constructed from high-quality POM (polyoxymethylene) plastic and nylon fiber, chosen for its low friction, lightweight properties, and long-term durability under drivetrain load.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What tooth counts are available for the bicycle rear derailleur jockey wheel?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This rear derailleur pulley is available in four sizes: 11T (44 mm diameter), 12T (49 mm diameter), 13T (53 mm diameter), and 14T (58 mm diameter). Select the size that matches your existing derailleur or the specifications of your drivetrain setup.\"}}, {\"@type\": \"Question\", \"name\": \"Is this jockey wheel compatible with my bike's speed configuration?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — this derailleur jockey pulley is designed to work with 9-speed, 10-speed, 11-speed, and 12-speed drivetrains on road bikes, mountain bikes, and general bicycles. Always verify your derailleur's tooth count and bolt spacing before ordering to ensure a proper fit.\"}}, {\"@type\": \"Question\", \"name\": \"Does the sealed bearing make this jockey wheel weatherproof?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The sealed steel bearing is engineered to be waterproof and dustproof, making it suitable for riding in wet, muddy, or dusty conditions. This helps maintain smooth rotation and extends the service life of the pulley compared to open-bearing alternatives.\"}}, {\"@type\": \"Question\", \"name\": \"What material is this rear derailleur pulley made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The pulley body is constructed from high-quality POM (polyoxymethylene) plastic and nylon fiber, chosen for its low friction, lightweight properties, and long-term durability under drivetrain load.\"}}]}\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:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Bike Rear Derailleur Jockey Wheel 11T 12T 13T 14T Pulley\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/bicycle-rear-derailleur-jockey-wheel-11t-12t-13t-14t-pulley-roller\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"11T 1pcs","offer_id":44165296128087,"sku":"14:29#11T 1pcs","price":14.69,"currency_code":"USD","in_stock":true},{"title":"13T 1pcs","offer_id":44165296160855,"sku":"14:10#13T 1pcs","price":15.2,"currency_code":"USD","in_stock":true},{"title":"12T 1pcs","offer_id":44165296193623,"sku":"14:366#12T 1pcs","price":14.99,"currency_code":"USD","in_stock":true},{"title":"14T 1pcs","offer_id":44165296226391,"sku":"14:200002984#14T 1pcs","price":16.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S9fef740f269f46e08e513b5d1b3ea3d6J.webp?v=1786713092","url":"https:\/\/axlcustomersupport.com\/products\/bicycle-rear-derailleur-jockey-wheel-11t-12t-13t-14t-pulley-roller","provider":"Axl","version":"1.0","type":"link"}