This sprocket will change your gear ratio and increase your scooters top speed by 3.5 mph.
This Sprocket will work on the X-Racer and 2009 Dirt Dog only.
© 2012 Extreme Scooters Electric Scooters, Gas Scooters, Pocket Bikes, Mini Choppers Ride on toys, Power Wheels, Battery Powered Toys RC Trucks, RC Cars, NuTech, 1/5 scale, Kalee