{"product_id":"rfx-aluminum-rear-sprocket-40t-orange-for-ktm-husqvarna-and-gas-gas","title":"RFX Aluminum Rear Sprocket 40T Orange for KTM, Husqvarna, and Gas Gas","description":"\u003cp\u003eUpgrade your motorcycle's drivetrain with the RFX FXRS 57-40 99OR aluminum rear sprocket. Crafted from CNC machined 7075 aerospace-grade aluminum, this sprocket offers exceptional strength and durability while maintaining a lightweight profile that enhances performance. The 40-tooth design provides a perfect balance of power and efficiency for off-road and motocross riding. The sprocket features laser-etched RFX branding and a distinctive two-tone anodized and polished finish, giving your bike a factory-style look that stands out.\u003cbr\u003eThe sprocket includes strengthening gussets to improve rigidity and longevity under demanding riding conditions. Chamfered weight-reducing cutouts reduce rotational mass, contributing to quicker acceleration and improved handling. Mud clearing grooves are incorporated into the design to prevent debris buildup, which can extend the lifespan of the sprocket and ensure consistent performance even in muddy or gritty environments. This combination of features makes the RFX FXRS 57-40 99OR sprocket an excellent upgrade for riders seeking durability, style, and enhanced riding dynamics.\u003cbr\u003eDesigned specifically for KTM, Husqvarna, and Gas Gas motorcycles, this sprocket seamlessly integrates with your existing drivetrain components. Easy to install, it provides a reliable and stylish solution for those wanting to improve their bike’s performance and appearance. Whether for competitive racing or recreational riding, this sprocket offers a high-quality upgrade that meets the demands of aggressive off-road riding while maintaining the sleek factory look.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eLaser etched RFX logo for brand authenticity and style\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCNC machined from 7075 aerospace aluminum for maximum strength and lightweight design\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eStrengthening gussets enhance durability and rigidity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eChamfered weight-reducing cutouts improve acceleration and handling\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMud clearing grooves extend sprocket lifespan in muddy conditions\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTwo-tone color anodized and polished finish provides a factory bike appearance\u003c\/li\u003e\u003c\/ul\u003e","brand":"RFX","offers":[{"title":"Default Title","offer_id":45191478968515,"sku":"739-3579940OR","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/6052\/2435\/files\/3d77-693c2b9890458_672fd2a3-519c-4ff2-8d83-18c4d5b48d7b.png?v=1779577907","url":"https:\/\/kellymotorsport.com\/products\/rfx-aluminum-rear-sprocket-40t-orange-for-ktm-husqvarna-and-gas-gas","provider":"Kelly Motorsports","version":"1.0","type":"link"}