Stomp Electric MX

Bridging the gap between the new breed of full size 18KW electric MX bikes, and the entry level 2KW children's electric MX bikes
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We are currently undergoing a revolution in transport as we move from ICE powertrains to electric systems. Cars are leading the way but now battery technology is reaching the stage where it is viable for bikes.
There have been product released at both ends of the spectrum, originally with children's electric bikes and recently with several full size electric MX bikes, the Stark Varg being the most promising so far. However, there are no mid size bikes (equivalent to a 85cc 2 stroke mx bike). That is the target market for this project.

Frame Layout

Original Layout

Proportion check with 17/14 and varg body
The scope of this project was largely determined by Stomp's supplier list. Most traditional bike parts can be transferred to electric bikes with minor modifications (for example wheels, brakes, bars, suspension) while other parts were to be designed from scratch in particular the frame, plastics and seat.
The drivetrain was to be specified by us and custom made in collaboration with a known supplier that was already working on a similar system for use in the power tools sector.
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Market research confirmed the clear gap in the market for such a bike and allowed us to determine the best wheel size and power output to target. This would serve as a reference when assessing the cost and component viability of the bike.
The gap in the market for a mid sized electric MX bike and the corresponding amount of power needed in order to be competitive
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2 models are to be designed, one with 17"/14" wheels. And a "smallwheel" version with 14"/12" wheels.
Both models must both use the same chassis and plastics. This results in a difficult balance to make sure both bikes look correctly proportioned.
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In order to make sure these bikes meet government legislation it is vital that they are primarily offroad vehicles. Companies like SurRon have found success by making electric bikes that overlap heavily with mountain bikes allowing users to adapt them easily for illegal road use.

