The DID/PBR Chain Kit 530ZVM-X2 18/39 Super-Reinforced with a standard rear sprocket is a high-quality and durable motorcycle chain kit. It features a balanced gear ratio of 18 teeth on the front sprocket and 39 teeth on the rear, making it suitable for various motorcycle models and applications. The "Super-Reinforced" designation indicates its robust construction, ensuring long-lasting performance under demanding conditions. This chain kit is an excellent choice for riders seeking reliability and strength in their motorcycle's drivetrain.