{"product_id":"sunlite-headset-cartridge-bearings-headset-bearing-hdbr0135","title":"Sunlite R425 45 - 45 Headset Cartridge Bearings - High-Precision 51.8mm Replacement for Bikes, Compatible with Various Headsets","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Bicycle's Steering Performance with the Sunlite Headset Cartridge Bearings R425 45\/45\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eOptimized for precision, durability, and smooth handling, the Sunlite Headset Cartridge Bearings R425 45\/45 are essential components designed to enhance your bike's steering response. Crafted with high-quality materials and engineered for compatibility across various headset systems, these replacement bearings ensure your bike maintains optimal performance mile after mile.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eMade from robust steel and featuring a precision-engineered 45\/45 ball configuration, the Sunlite R425 bearings deliver reliable load distribution and resistance to wear. The high-grade materials ensure longevity, corrosion resistance, and consistent performance in all riding conditions, whether you're climbing hills or cruising city streets.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eDesigned for ultra-smooth rotation, these cartridge bearings reduce friction and improve steering responsiveness. The 45\/45 ball configuration provides balanced load handling, minimizing play and ensuring precise control during aggressive rides or casual spins. Easy to install, the R425 bearings restore your headset to factory-like performance, enhancing safety and ride comfort.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eFeaturing a standard 51.8mm outer diameter and 40mm inner diameter, these bearings fit a wide range of headset models. Sold individually, they are compatible with various bicycles-including mountain bikes, road bikes, and hybrid bikes-making them a versatile upgrade for your bike maintenance toolkit.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003ePerfect for bike enthusiasts seeking a dependable headset replacement, the Sunlite R425 bearings are ideal for restoring sharp handling and smooth steering. Whether you're performing routine upgrades or repairing a worn-out headset, these cartridge bearings offer a high-performance solution that blends durability with ease of installation.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003ePrecision 45\/45 ball design for optimal load distribution\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003eCompatible with a variety of headset models for versatile use\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003eEasy-to-install cartridge system for quick maintenance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eBuilt with corrosion-resistant materials for all-weather riding\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eUpgrade your bike's steering efficiency today with the Sunlite Headset Cartridge Bearings R425 45\/45 - where quality engineering meets exceptional ride quality. Suitable for riders who demand reliability, longevity, and top-tier performance in every turn.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality, durable cartridge bearings designed specifically for Sunlite R425 headsets, ensuring smooth and reliable steering performance every ride.\u003c\/li\u003e\n\u003cli\u003eConstructed with precision-engineered 45\/45-degree ball angle and high-grade materials for optimal load distribution and long-lasting durability.\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of headset models, featuring a standardized 51.8mm outer diameter and 40mm inner diameter for versatile installation.\u003c\/li\u003e\n\u003cli\u003eEngineered with advanced manufacturing technology to deliver reduced friction, enhanced stability, and superior performance in all riding conditions.\u003c\/li\u003e\n\u003cli\u003eSold as individual units, these replacement bearings are an easy upgrade to improve your bike's steering precision and extend the lifespan of your headset components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Sunlite","offers":[{"title":"Default Title","offer_id":42950704201795,"sku":"HDBR0135","price":24.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/19170.jpg?v=1773484042","url":"https:\/\/365cycles.com\/products\/sunlite-headset-cartridge-bearings-headset-bearing-hdbr0135","provider":"365 Cycles","version":"1.0","type":"link"}