Introducing our Rear Sprocket Gear, a perfect match for your Yamaha XT600 E Z Tenere XTZ660 3YF XT600Z or XT600E bikes. This 45T gear, designed for 520-45T chainrings, ensures efficient power transmission and smooth pedaling. Made with premium materials, it guarantees durability and reliability, even under extreme conditions. Our gear is compatible with all 4-digit BCD configurations, making it a versatile choice for various biking routes and terrains. With a reliable construction and exceptional performance, this Rear Sprocket Gear is a must-have for any serious biker.