Bosch Smart System

Bosch Smart System tuning overview: You ride an e-bike with Bosch Smart System (BES3) and would you like the Lift the 25 km/h speed limitIn this category you will find suitable tuning products specifically for the current model. Bosch BES3 systemThe important thing here is to classify it correctly: The Bosch Smart System This is not only the case with newer models. Gen5-bikes, but also with earlier smart system platforms. Therefore, the decisive factor is not only the motor design, but always the System in the background - so BES3 / Bosch Smart System.

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Key smart system solutions at a glance

  • EBTsmart Unlock Key: Digital license code solution for Bosch Smart System with and without rim magnet; depending on the mode, unlocking up to 32 km/h with correct values or optionally until 45 km/h.
  • EBTsmart Unlock Code Switch: Special solution for Bosch Smart System with rim magnet; sets the system to Spoke magnet and then enables activation until 45 km/h.
  • Badass Box 5 BDU37 and Badass Box 5 BDU38External solutions for suitable solutions Bosch Smart System bikes with rim magnet.

Supported Bosch Smart System areas

  • Bosch Performance Line CX (Smart System)
  • Bosch Performance Line (Smart System)
  • Bosch Active Line / Active Line Plus (BES3)

The Bosch Smart System In practice, you can recognize this primarily by the fact that your e-bike is equipped with the eBike Flow App It works. That's precisely the most important difference compared to older Bosch systems. Does your e-bike work? not With the eBike Flow app, it is usually not around a Bosch Smart system, but rather an older Bosch system of a development stage BES2.

Important: Tuning products for Bosch Gen2, Gen3 and Gen4 (BES2) are with Bosch Smart system (BES3) not compatible. Even if individual motors look similar, the connections, system logic, and firmware differ significantly. For Bosch Smart Therefore, systems require their own, specially developed solutions.

Also important: Please always check before buying, whether your Bosch Smart System Bike works with a rim magnetWhile this category includes both general BES3 solutions and specific rim magnet products, the distinction remains crucial for making an accurate selection. If your bike uses a rim magnet, the overview for Bosch rim magnet tuning particularly relevant.

Therefore, the following always applies in practice: first BES3 / Smart System Check, then clarify whether or not to use a rim magnet, only then select the appropriate product.More information on the distinction between BES2, BES3, Motor platform, app recognition and rim magnet can be found in the Bosch Tuning Guide.


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Badass Box 5 for Bosch rim magnet BDU37
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PRODUCT TYPE: Bosch Smart System

BRAND: Badass Box

Badass Box 5 for Bosch Gen4 E-Bike motors with rim magnet E-Bike tuning with the brand new badassBox 5 for Pedelecs with Bosch motor: The Bosch Rim 37 adapter fits all motors of type Performance CX from 2022-2024 (BDU37). With the...

€249,00€239,00
€249,00€239,00
Badass Box 5 for Bosch rim magnet BDU38
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PRODUCT TYPE: Bosch Smart System

BRAND: Badass Box

Badass Box 5 for Bosch Gen5 e-bike motors with rim magnet E-bike tuning to remove the 25 km/h limit of pedelecs with Bosch Gen5 Smart System Drivetrains with rim magnets from 2025. Drive faster than ever before and harness the true potential...

€249,00€239,00
€249,00€239,00
EBTsmart Unlock Code Switch for Bosch Smart System with rim magnet
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

EBTsmart Unlock Key Switch for Bosch Smart System with rim magnet: Special complete solution consisting of digital switch license, tuning sensor and spoke magnet for selected Bosch Smart E-bike system with rim magnet. The system logic is specifically switched from rim magnet to spoke magnet. The motor assistance can then be...

€179,00
€179,00
EBTsmart Unlock Key for 4 Bosch Smart System with and without rim magnet
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

4 EBTsmart Unlock Keys for Bosch Smart System: This package contains four digital license codes to unlock compatible Bosch Smart System e-bikes. Depending on the selected setting, the motor assistance can optionally be increased to up to 32 km/h or up to 45 km/h...

€716,00€599,00
€716,00€599,00
EBTsmart Unlock Key for Bosch Smart System with and without rim magnet
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

EBTsmart Unlock Key for Bosch Smart System: Digital activation for Bosch Smart E-bike system that allows the standard motor assistance to be optionally increased to up to 32 km/h or up to 45 km/h – without additional hardware. In 32 km/h mode, the following applies...

€179,00
€179,00
EBTsmart Unlock Keys for 2 Bosch Smart System with and without rim magnet
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

2 EBTsmart Unlock Keys for Bosch Smart System: This bundle contains two digital licenses for compatible Bosch Smart System e-bikes. The standard motor assistance can be optionally extended to up to 32 km/h or up to 45 km/h – without...

€358,00€319,00
€358,00€319,00
MBIQ-P Ebike Tuning Chip for Bosch Smart System BES3
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PRODUCT TYPE: Bosch Smart System

BRAND: MBIQ

MBIQ-P Ebike Tuning Chip for Bosch Smart System BES3 mid-engines The MBIQ-P is a microcontroller-based tuning chip for removing the 25 km/h speed limit of e-bikes with Bosch Smart System mid-engines. Unlocking the full potential of the Bosch Smart...

€169,00
€169,00
MTT SmartChip V2 "Switch": Chip for Bosch BES3
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

MTT SmartChip V2 "Switch": The chip for Bosch Smart System (BES3) The MTT SmartChip V2 "Switch" is a practical tuning module to remove the 25 km/h speed limit of e-bikes with Bosch Smart System drive without display. Requires its own battery...

€179,00€159,00
€179,00€159,00
MTT SmartChip V2: Chip for Bosch BES3
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

MTT SmartChip V2: The new chip for Bosch Smart System (BES3) The MTT SmartChip V2 is a practical tuning chip to remove the 25 km/h limit of e-bikes with the Bosch Smart System (BES3). At MTT SmartChip It is a...

€179,00€159,00
€179,00€159,00
MTT SmartSensor: Sensor for Bosch Smart System
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

MTT SmartSensor: The sensor for Bosch Smart System The MTT SmartSensor is a highly effective tuning sensor that allows you to exceed the 25 km/h speed limit of E-MTBs with Bosch Smart You can cancel the system drive. This allows for much faster driving...

€229,00€179,00
€229,00€179,00
PearTune MSO 3.0 Normal for Bosch Gen4 Smart System from 2022
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PRODUCT TYPE: Bosch Smart System

BRAND: PearTune

PearTune MSO 3.0 for Bosch Gen4 Smart System from 2022 Also compatible with Bosch Gen5! The PearTune MSO 3.0 lifts the 25 km/h speed limit of Bosch Smart System e-bike motors. This gives you the option to finally unlock the full potential...

€229,00€209,00
€229,00€209,00
PearTune MSO 3.0 Still On for Bosch Gen4 Smart System 2022
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PRODUCT TYPE: Bosch Smart System

BRAND: PearTune

PearTune MSO 3.0 Still On for Bosch Gen4 Smart System 2022 Auck compatible with Bosch Gen5! The PearTune MSO 3.0 lifts the 25 km/h speed limit of Bosch Smart System e-bike drives. This gives you the option to exploit the enormous potential of these...

€229,00€209,00
€229,00€209,00
PearTune MSO 4.0 V2 Bundle for Bosch Smart System
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PRODUCT TYPE: Bosch Smart System

BRAND: PearTune

PearTune MSO 4.0 V2 for Bosch Gen4 Smart System 2022 with crank puller and smartphone holder Also compatible with Bosch Gen5! PearTune MSO 4.0 lifts the 25 km/h speed limit of Bosch Smart System E-Bikes so you can get around much faster...

€277,80€249,00
€277,80€249,00
PearTune MSO 4.0 V2 for Bosch Smart System
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PRODUCT TYPE: Bosch Smart System

BRAND: PearTune

PearTune MSO 4.0 V2 for Bosch Smart System Also compatible with Bosch Gen5! The PearTune MSO 4.0 V2 lifts the 25 km/h speed limit of Bosch Smart System e-bikes, allowing you to ride much faster with full motor support. "MSO"...

€239,00€219,00
€239,00€219,00
sIMPLEk Pro "SE" for Bosch Smart System
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PRODUCT TYPE: Bosch Smart System

BRAND: sIMPLEk

sIMPLEk Pro "Stealth Edition" for Bosch Smart System 2022 (BES3) The new sIMPLKEk Pro for Bosch Gen4 Smart System 2022 is the first tuning module ever on the market for the new generation of Bosch engines. Due to new connectors on the new...

€209,00€199,00
€209,00€199,00
sIMPLEk Pro for Bosch Smart System
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PRODUCT TYPE: Bosch Smart System

BRAND: sIMPLEk

sIMPLEk Pro for Bosch Gen4 Smart System 2022 (BES3) The new sIMPLEk Pro for Bosch Gen4 Smart System 2022 is the first tuning module ever on the market for the new generation of Bosch engines. Due to new connectors on the new...

€209,00
€209,00
sIMPLEk Stick Pro for Bosch Smart System
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-21%
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PRODUCT TYPE: Bosch Smart System

BRAND: sIMPLEk

sIMPLEk Stick Pro: Bosch Smart System Tuning Dongle – The tuning dongle with correct km/h display The new sIMPLEk Stick Pro: Bosch Smart System Tuning Dongle is compatible with the Bosch engines: -Performance Line CX Smart System BES3 (Bosch Smart System) With...

€249,00€199,00
€249,00€199,00
SpeedBox 1.3 B.Tuning for Bosch Smart System Gen4 + Rim Magnet (BDU37) with app
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-6%
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PRODUCT TYPE: Bosch Smart System

BRAND: speed box

SpeedBox 1.3 B.Tuning for Bosch Smart System Gen4 – with app control & rim magnet support Smart tuning for your Bosch e-bike – with Bluetooth, app and rim magnet compatibility: The SpeedBox 1.3 B.Tuning was specially developed for Bosch Smart System (BES3) of the fifth generation, which...

€399,00€379,00
€399,00€379,00
SpeedBox 1.3 for Bosch Smart System Gen4 + Rim Magnet (BDU37)
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-15%
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PRODUCT TYPE: Bosch Smart System

BRAND: speed box

SpeedBox 1.3 for Bosch Smart System Gen4 – Rim magnet version Full power for your Bosch e-bike – without an app: The SpeedBox 1.3 lifts the 25 km/h limit from Bosch Smart System for fourth-generation e-bikes (BDU37). It is specifically designed for bikes...

€349,00€299,00
€349,00€299,00
SpeedBox 1.4 B.Tuning for Bosch Smart System SX Gen4 + Rim Magnet with App (BDU3142 & BDU3143)
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-13%
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PRODUCT TYPE: Bosch Smart System

BRAND: speed box

SpeedBox 1.4 B.Tuning for Bosch SX Smart System – Rim magnet version with app (BDU3142 & BDU3143) Smart e-bike tuning with app control: The SpeedBox 1.4 B.Tuning is the most advanced tuning solution for e-bikes with Bosch SX Smart System 4th-generation motors and rim magnets. They...

€399,00€349,00
€399,00€349,00
SpeedBox 1.4 for Bosch SX Smart System + Rim magnet (BDU3142 & BDU3143)
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-15%
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PRODUCT TYPE: Bosch Smart System

BRAND: speed box

SpeedBox 1.4 for Bosch SX – Tuning module for Smart System with rim magnet (BDU3142 & BDU3143) Maximum power for minimal motor – without an app: The SpeedBox 1.4 was specially developed for light, sporty e-bikes with Bosch Performance Line SX Smart System...

€349,00€299,00
€349,00€299,00
SpeedBox 1.5 B.Tuning for Bosch SX (Smart System + Rim Magnet) with app (BDU3144 & BDU3145)
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-13%
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PRODUCT TYPE: Bosch Smart System

BRAND: speed box

SpeedBox 1.5 B.Tuning with App for Bosch SX (Smart System + Rim Magnet) – Rim magnet version (BDU3144 & BDU3145) Bosch SX Tuning Module with App The smartest way to tune your Bosch SX motor: The SpeedBox 1.5 B.Tuning was specially developed for the Bosch...

€399,00€349,00
€399,00€349,00
SpeedBox 1.5 for Bosch SX (Smart System + Rim Magnet) (BDU3144 & BDU3145)
New
-15%
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PRODUCT TYPE: Bosch Smart System

BRAND: speed box

SpeedBox 1.5 for Bosch SX (Smart System + Rim Magnet) – Rim magnet version (BDU3144 & BDU3145) Full power for your Bosch SX e-bike! With the SpeedBox 1.5 lets you get the most out of your e-bike: The module lifts the 25 km/h limit...

€349,00€299,00
€349,00€299,00
SpeedBox 1.6 B.Tuning for Bosch (Smart System Gen.5 + Rim Magnet) with App (BDU38)
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-13%
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PRODUCT TYPE: Bosch Smart System

BRAND: speed box

SpeedBox 1.6 B.Tuning for Bosch (Smart System Gen.5 + Rim Magnet) – Rim magnet version with app (BDU38) Modern e-bike tuning for Bosch Gen5 – directly controllable via smartphone: The SpeedBox 1.6 B.Tuning is the latest tuning module for Bosch Smart System engines (in...

€399,00€349,00
€399,00€349,00
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