SPEEDi for Giant Fathom E+2 Pro 29 (2021)

SPEEDi for Giant Fathom E+2 Pro 29 (2021)The SPEEDi is an e bike speed limit increaser. Designed, tested and manufactered in New Zealand, our SPEEDi uses a mechanical planetary gear system to increase your standard e bike speed limit by 1. 5. Please note that the SPEEDi is very specific to the chosen Bike, Hub and Disc setup. Please don't assume that because your bike is similar it will fit, as it likely won't. If you're not 100% sure, please contact us. Please refer to the Hub picture

is far tougher than the original

connect to it via the SpeedBox App on your iOS or Android smartphone

This unlocks the power of the Shimano motor

– Fantic Rampage 1

Compatible with software versions up to 19

In order to adapt to more customers' bike models

SpeedFun Furious Evo can be activated and deactivated at will and maintains the setting even after the ebike is switched off

It is specially designed for those who want to stand out on the road with a bold and sporty style

This will allow you to fully enjoy the power they need without problems of accelerated battery deterioration or cuts during use

Thread them through the frame to the motor

all non-standard front wheel cores or modified wheel cores with non-factory data will not fit perfectly

From the ground up redesigned tuning chip for your e-bike with a Shimano motor – with a new design and completely new hardware and firmware