SpeedBox 3.3 B.Tuning for Yamaha (PW-X3, PW-S2, PW-XM) - Qty: 20 pcs + 3 free, Package: BOX

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6 180 €
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Tuning chip for e-bikes with Yamaha motors

Unlock the 25 km/h speed limit and use the full potential of your e-bike!

The product is fully compatible with

motors
PW-X3, PW-S2, PW-XM

e-bikes
Yamaha YDX-Moro 05, Yamaha Moro 07
Booster Easy (activation via buttons ↑↓↑↓ only)

displays
A, B, C, X

application
SpeedBox App

Not sure which model to choose? → Use our Buying Guide

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Product code: SB33BT_Y_20+3pcs_BOX Shipping and Payment

Key features

SpeedBox 3.3 B.Tuning with integrated Bluetooth is a reliable tuning chip for e-bikes with Yamaha PW-X3, PW-S2 or PW-XM motors. It removes the 25 km/h speed limit and, thanks to the SpeedBox App, offers unique connectivity between your e-bike and smartphone.

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Tuning control

Switching between the 25 km/h speed limit and unlimited mode

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SpeedBox App

The B.Tuning version with Bluetooth connects your e-bike to your mobile phone

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Easy installation

Thanks to clear instructions including video guides, anyone can install it themselves

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Remote updates

SpeedBox can be updated to the latest version via the app

Compatibility

Yamaha motors: PW-X3, PW-S2, PW-XM

Displays: A, B, C, X

Not compatible with e-bikes: UrbanRush, CrossCore, CrossConnect, Wabash, YDX-Torc

Technical specifications

Maximum speed Unlimited (depends only on pedaling cadence)
Display shows Real values
Custom speed limit Adjustable
3 activation / deactivation methods SpeedBox App / LIGHTS button / + - + - buttons
Bluetooth Yes
Updates Yes
Benefits of connecting
B.Tuning version with the SpeedBox App
SpeedBox labeled B.Tuning uses Bluetooth technology, which allows you to connect your e-bike to the SpeedBox App. Thanks to this, you can control the tuning, set your own speed limit, monitor real-time data, save ride records, or even lock your e-bike motor.
Tuning control
Switching the e-bike speed limit from 25 km/h to unlimited mode.
Hide Tuning function
After activating the Hide Tuning function, tuning can no longer be activated using the walk/light button on the e-bike.
Motor lock
In the mobile app, you can temporarily disable the e-bike motor, adding an extra layer of security to the lock.

Remote updates

Bosch regularly releases new firmware versions for its motors, which may affect compatibility with our products or increase the risk of tuning detection. For this reason, we strongly do not recommend performing these updates, so that we can continue to ensure full functionality of our products.

However, we continuously respond to these changes by updating our own firmware. One of the biggest advantages of the B.Tuning version is the ability to update your SpeedBox directly via the SpeedBox App – without the need to purchase a new chip, even if you have already updated your system.

Installation

Installing the device is easy and intuitive. Choose the option that suits you best – a video guide, a printed manual, or a detailed step-by-step picture guide.

Video guide

A detailed installation and tuning activation guide is available on our YouTube channel

Printed manual

The product package includes a printed manual, including a wiring diagram showing how to connect the chip to the motor

Step by step

The picture guide walks you through the installation point by point — from removing the motor cover to the test ride. Each step includes a photo and a clear description.

User manual →

Tuning control

You can activate tuning in the SpeedBox App (Tuning off / Tuning on).
You can also turn it on using the e-bike controller by pressing the LIGHT button.
The display will briefly show 9.9 km/h (6.2 mph), which means tuning is on — from this moment there is no speed limit and the speed depends only on the motor output and your pedaling cadence.
Deactivate tuning the same way.
The display will show 2.5 km/h (1.6 mph) and the e-bike will return to the original 25 km/h limit.
If your controller does not have a LIGHT button, you can control tuning with the + – + – button combination.

Custom speed limit settings

SpeedBox allows you to set a custom speed limit (for example, to save battery).
You can change the speed limit in the SpeedBox App.
Or on the controller, switch to Turbo mode and then shift 3× down and 3× up in the following order:
→ EMTB → Tour → Eco → Tour → EMTB → Turbo.
The display will show the current limit.
Increase it by 5 km/h with a short press of the LIGHT button (or by rotating the rear wheel 360°).
Example: 3.0 km/h = 30 km/h limit, 4.5 km/h = 45 km/h, etc.
The last selected limit is saved automatically after 5 seconds of inactivity.

Recommendations for riding and stopping

During a short stop, keep one foot on the pedal so the countdown doesn’t start.
During a longer stop, let the countdown run at least partially.
After a longer ride, the countdown may take several minutes – do not disconnect the display until the process is finished.

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Warning

  • Rules for using derestricted e-bikes vary by country, so please check your local legislation before riding.
  • SpeedBox is intended for off-road use only and you use it at your own risk.
  • The manufacturer is not liable for damages caused by illegal or improper use.
  • Installation may also void your e-bike warranty.
  • For your safety, use appropriate protective gear and ride with maximum caution.

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Bluetooth/ SpeedBox App YES