The SpeedFun is a very small tuning device that allows to exploit the full potential of these powerful engines allowing for speed up to 50 km/h. The Planet 3 is a mechanical tuning which employs a planetary mechanical gearing system to triple the speed limitation of the engine. This tuning is installed on the rear hub.
Rocky Mountain e-bike are well known for their high quality of built and their extremely powerful engines which make them one of the best e-bikes ever. The first Rocky Mountain engine was developed in 2009 but only in 2012 with the release of the 2nd generation engine (Dyname 2.0) the first engine was mounted on an ebike, in this case it was mounted on an urban ebike. The first Altitude Powerplay, which is the 3rd generation of the Dyname engine was first released in 2017. in 2019, three more engines were added to the Dyname family - Altitude Powerplay, Instinct Powerplay, and Growler Powerplay. There aren’t many tuning for the Rocky Mountain however we have n store the best tuning available on the market to suit these powerful engines.