Buy replacement scooter parts for your Razor E175 here! Shop batteries, battery chargers, wheels, throttles, controllers and much more. The Razor E-175 has speeds up to 10 mph and a run time of up to 40 minutes of continuous use. The twist-grip throttle and hand brake are great practice for beginner riders. The Razor E175 is rated for ages 8 and up with a maximum rider weight of 120 lbs.