Description

Reliable second generation tuning chip for e-bikes with Giant 2017-2022 motors.

SpeedBox 2.1 tuning chip enables to suppress the speed limiter on your electric bike. After the chip is installed your e-bike’s display shows real data, such as maximum and average speed, daily mileage and cruising range.

How does SpeedBox 2.1 work?

You can activate the SpeedBox 2.1 tuning kit on your e-bike’s display. After pressing the WALK / WALK UP, a value of 9,9 km/h (6,2 mph) appears on the display. From now on you can ride at unlimited speed – 30 km/h, 40 km/h and more than 50 km/h.

To deactivate the chip, press WALK / WALK UP. The value of 2.5 km/h (1,6 mph) will appear on your display and the speed limit will reset to 25 km/h. Your e-bike will then work the same as before the chip installation.

Assembly

When connecting the SpeedBox chip to an e-bike you will find connectors colored to make installation very simple. We have prepared detailed instructions and videos to make installation easy for you. Disassembly of our tuning chip is just as easy. If you have any troubles with installation or disassembly, do not hesitate to contact us.

If you are planning to install SpeedBox on a brand-new bike, make sure you ride it for at least 1 km before the chip is activated.

Installation Notes see below:

In English
Installation of SpeedBox:
1. Turn off the electric bike.
2. Disconnect and remove the
battery from the electric bike
if it is possible.
3. Remove all essential parts to get
access to the motor connectors.
4. Disconnect the speed sensor
and display connectors from
the motor, and then plug them
into the female SpeedBox
connectors.
5. Connect the male SpeedBox
plugs into the appropriate
original connectors.
6. Assemble the electric bike back
to its original state.
7. Turn the electric bike on.
8. Activation/deactivation of
SpeedBox is done by pressing:
WALK / + – + –
9. You can set the maximum
speed of an electric assistance
by changing modes: – – – + + +.
An actual speed limit will
be displayed after that. The
maximum speed of an electric
assistance can be switched by
pressing WALK button shortly
or by turning the rear wheel
360°. The value of 1,5 km/h on
the display corresponds with
the limit of 15 km/h, 2 km/h
corresponds with the limit
of 20 km/h, 9,9 corresponds
with 99 km/h etc. The last
displayed limit will be saved after 5 seconds of inactivity.

Warning

Please note that the operation of this type of modified electric bikes on public roads may be against the law in some countries. The manufacturer takes no responsibility for damages resulting from the use SpeedBox products. Electric bikes equipped with SpeedBox products are not allowed to be used on public roads, cycling paths and public places. Electric bikes equipped with SpeedBox products can be used exclusively on private property and entirely at one’s own risk. The use of SpeedBox may void the warranty of your ebike.

We strongly recommend using other safety features and protective gear to prevent injuries.