Variable Speed Throttle and Controller Kit Converts single-speed Razor bikes to have variable speed control. Fits the following Razor models: MX350 Dirt Bike Version 37 through 40 MX400 Dirt Bike Version 37 through 40 SX350 McGrath Dirt Bike Version 1 through 3 RSF350 Sport Bike Version 1+ Installation Directions ...
Variable Speed Throttle and Controller Kit with Top Speed Adjustable Limiter Converts single-speed Razor bikes to have variable speed control and a top speed limiter. Fits the following Razor models: MX350 Dirt Bike Version 37 through 40 MX400 Dirt Bike Version 37 through 40SX350 McGrath Dirt Bike Version 1 through 3RSF350 Sport Bike Version 1+ Installation Directions ...
Variable Speed Throttle and Controller Kit Converts single-speed Razor bikes to have variable speed control. Fits the following Razor models: MX350 Dirt Bike Version 37 through 40 MX400 Dirt Bike Version 37 through 40 SX350 McGrath Dirt Bike Version 1 through 3 RSF350 Sport Bike Version 1+ Installation Directions
