Bosch rim magnet tuning

Bosch wheel magnet tuning – solutions for Bosch Smart System / BES3

Bosch wheel magnet tuning overview: In this category you will find suitable tuning solutions for Bosch Smart System E-Bikes with rim magnetThese bikes no longer use a classic spoke magnet on the rear stay, but rather a Rim magnet systemThat's precisely why many older Bosch tuning solutions no longer work without modification. The crucial factor with these bikes is always a proper technical assessment – ​​especially regarding... Bosch Smart System / BES3, Wheel magnet: yes or no? and the exact BDU identifier.

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Important: Bosch Smart A system with a rim magnet is a clear special case. If your e-bike is equipped with the eBike Flow App If it works, that's a strong signal for Bosch Smart System / BES3If additionally not a classic spoke magnet which can be seen on the rear wheel stay or the magnet in the Rim area or at the valve If you're sitting here, you're very likely in the Bosch wheel magnet world. In that case, you should not general to older Bosch solutions for Bosch Gen2, Gen3 or Gen4 (BES2) to grab.

For safe selection, the BDU identifier especially important. You can often find them in the eBike Flow App or on the sticker in the area of Drive Unit. Just at Bosch Smart Therefore, the same sequence always applies to systems with rim magnets: first Smart System Check first, then clarify the rim magnet, then consider BDU, ABS and e-Shift, and only then select the appropriate product..

Quickly sort the Bosch wheel magnet

  • eBike Flow app available = strong signal for Bosch Smart System / BES3
  • No spoke magnet visible Always check the rim magnet as well.
  • Magnet on the valve or in the rim = typical indication of a rim magnet system
  • Always check BDU, ABS and e-Shift before selecting a product.

EBTsmart Unlock Key & EBTsmart Unlock Key Switch

The most important main solution in this category is the EBTsmart Unlock KeyThis digital license code works for Bosch Smart System with and without rim magnetIt works via a browser and does not require a traditional chip. Level 1 The display will remain until 32 km/h Correct. Depending on the configuration, further unlocking may also be possible.

For certain Bosch Smart System Bikes with Rim magnetFor those where an alternative hardware logic is deliberately desired, there is also the EBTsmart Unlock Key SwitchThis specialized solution represents the system of Rim magnet on spoke magnet / sensor logic and works together with suitable partners Tuning sensor and Spoke magnetThis allows for activation until 45 km/h possible. The important thing is: the switch is no one-size-fits-all standard solution not for every Bosch rim magnet bike, but a targeted alternative for specific configurations.

VOLspeed for Bosch wheel magnet

VOLspeed is one of the particularly interesting hardware solutions for Bosch Smart System with rim magnet. The major advantage: The module continues to work with the original rim magnets and is installed invisibly in the engine compartment. This allows the system to remain technically elegant and integrated. For many drivers, VOLspeed Therefore, it is a very convenient solution if a classically installed hardware variant is preferred.

SpeedBox for Bosch wheel magnet

Various options are also available. SpeedBox-Solutions for current Bosch Smart System configurations with rim magnets. These include – depending on the system and BDU – variants for, among others: BDU37, BDU38 and Bosch SX, partly also as B.TuningVersions with additional app connectivity. SpeedBox This represents classic module-based solutions in the field of current Bosch wheel magnet systems.

Badass Box 5 BDU37 & Badass Box 5 BDU38

In addition, the Badass Box 5 further solutions for certain Bosch Smart System rim magnet configurations are available. The variants for [missing information] are currently particularly relevant. BDU37 and BDU38These external plug-and-play solutions are particularly interesting for drivers who are looking for a solution that is as easy to install and quick to remove as possible.

Further important information for Bosch wheel magnets

For Bosch Smart Systems with rim magnets often play not only Motor and BDU a role, but also special cases such as ABS, ABS-Pro, e-Shift or specific display and remote configurations. This is precisely why a particularly precise classification is always worthwhile when it comes to Bosch rim magnet bikes. Anyone who only searches for terms like "Bosch Gen5", "Bosch CX" or "Bosch Smart Going "system" quickly leads to the wrong product group.

Practical rule for Bosch wheel magnets:

First check the EBTsmart Unlock Key, then, depending on the configuration, the EBTsmart Unlock Key Switch or suitable hardware solutions for rim magnets.

Unsure about the system?

If you're unsure whether your e-bike is truly a Bosch Smart System with rim magnet These pages will help you if you use them:

If you are still unsure about your bike, it is best to contact our support directly – ideally with model name, year of manufacture and photos of the motor, display and sensor area.

In this category you will find the currently suitable tuning solutions for Bosch Smart System E-Bikes with rim magnetIf you are still unsure whether your bike actually uses a rim magnet, please also always check the main category. Bosch Smart System Tuning.


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EBTsmart Unlock Key for Bosch Smart System with and without rim magnet
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

Bosch Smart Unlock the system – digitally, directly and without hardware modifications. With the EBTsmart Unlock Key, you can remove the standard 25 km/h speed limit of your compatible vehicle. Bosch Smart E-bike system settings can be adjusted directly via the browser. Up to 32 km/h with correct display. Optionally up to...

179,00 €
179,00 €
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, sensor cable and spoke magnet for selected Bosch Smart E-bike system with rim magnet. The system logic can be selectively switched between rim magnet and spoke magnet via the license server.

179,00 €
179,00 €
EBTsmart Unlock Keys for 2 Bosch Smart System with and without rim magnet
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-11%
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

2 EBTsmart Unlock Keys for Bosch Smart System: This bundle includes two digital licenses for compatible Bosch Smart This system is ideal for e-bikes when two systems need to be activated simultaneously. The standard motor assistance can be increased to up to... depending on the selection.

358,00 €319,00 €
358,00 €319,00 €
EBTsmart Unlock Key for 4 Bosch Smart System with and without rim magnet
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-17%
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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 for compatible devices. Bosch Smart This system is for e-bikes and is aimed at anyone who wants to efficiently unlock multiple systems. Depending on the selected setting, the motor assistance can be adjusted to...

716,00 €599,00 €
716,00 €599,00 €
VOLspeed V2 for Bosch Performance Line CX rim magnet
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PRODUCT TYPE: Bosch

BRAND: VOLspeed

VOLspeed V2 for Bosch Performance Line CX with rim magnet The VOLspeed V2 is a high-quality tuning module for removing the 25 km/h speed limit on selected models. Bosch Smart E-bike system with rim magnet. The speed limit can be individually adjusted between 25 and 45 km/h...

239,00 €
239,00 €
Badass Box 5 for Bosch rim magnet BDU37
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-5%
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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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-5%
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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 €
RimBoost V2.37: for Bosch BES3 with rim magnet (BDU37)
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-15%
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

RimBoost V2.37: previous special solution for Bosch Smart System (BDU37) with rim magnet. Important preliminary information: The RimBoost V2.37 is not currently a primary recommendation for Bosch e-bikes with rim magnets. The product is primarily available today as a specialized, older, or discontinued model for a specific purpose...

279,00 €239,00 €
279,00 €239,00 €
RimBoost V2.38: for Bosch BES3 with rim magnet (BDU38)
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-15%
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PRODUCT TYPE: Bosch Smart System

BRAND: MountainTuning

RimBoost V2.38: previous special solution for Bosch Smart System (BDU38) with rim magnet. Important preliminary information: The RimBoost V2.38 is not currently a primary recommendation for Bosch e-bikes with rim magnets. The product is primarily available today as a specialized, older, or discontinued model for a specific purpose...

279,00 €239,00 €
279,00 €239,00 €
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: Speedbox

SpeedBox 1.3 for Bosch Smart System Gen4 (rim magnet) The SpeedBox 1.3 is a specially developed tuning solution for Bosch Smart 4th generation e-bike system with rim magnet. The module removes the factory-set speed limit of 25 km/h and is designed for...

349,00 €299,00 €
349,00 €299,00 €
SpeedBox 1.3 B.Tuning for Bosch Smart System Gen4 + Rim Magnet (BDU37) with app
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-13%
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PRODUCT TYPE: Bosch Smart System

BRAND: Speedbox

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 €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: Speedbox

SpeedBox 1.4 for Bosch SX Smart System (Rim magnet) The SpeedBox 1.4 is a specially developed tuning solution for e-bikes with Bosch. Performance Line SX engine in Bosch Smart System (BES3), provided the e-bike is equipped with a rim magnet. The module lifts the...

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: Speedbox

SpeedBox 1.4 B.Tuning for Bosch SX Smart System (Rim magnet) – with app & Bluetooth The SpeedBox 1.4 B.Tuning is a specially developed tuning solution for e-bikes with Bosch. Performance Line SX engine in Bosch Smart System (BES3), provided the e-bike is equipped with...

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

BRAND: Speedbox

SpeedBox 1.5 for Bosch SX Smart System (Rim magnet) The SpeedBox 1.5 is a specially developed tuning solution for e-bikes with Bosch. Performance Line SX engine in Bosch Smart System (BES3), provided the e-bike is equipped with a rim magnet. This version was specifically designed...

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

BRAND: Speedbox

SpeedBox 1.5 B.Tuning for Bosch SX Smart System (Rim magnet) – with app & Bluetooth The SpeedBox 1.5 B.Tuning is a specially developed tuning solution for e-bikes with Bosch. Performance Line SX engine in Bosch Smart System (BES3), provided the e-bike is equipped with...

399,00 €349,00 €
399,00 €349,00 €
SpeedBox 1.6 for Bosch (Smart System Gen.5 + Rim Magnet) (BDU38)
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-12%
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PRODUCT TYPE: Bosch Smart System

BRAND: Speedbox

SpeedBox 1.6 for Bosch Smart System Gen5 (rim magnet) The SpeedBox 1.6 is a specially developed tuning solution for Bosch Smart System e-bikes of the 5th generation with rim magnet. This version is specifically designed for Bosch Gen5 models based on the BDU38 platform and...

349,00 €309,00 €
349,00 €309,00 €
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: Speedbox

SpeedBox 1.6 B.Tuning for Bosch Smart System Gen5 (wheel magnet) – with app & Bluetooth SpeedBox 1.6 B.Tuning is a specially developed tuning solution for Bosch Smart Fifth generation e-bike system with rim magnet. This version is specifically designed for Bosch...

399,00 €349,00 €
399,00 €349,00 €
VOLspeed for Bosch Smart Wheel magnet system (BDU37 & BDU38) - Expected to be available again from the beginning of March 2026
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PRODUCT TYPE: Bosch Smart System

BRAND: VOLspeed

VOLspeed for Bosch Performance Line CX with rim magnet (old version) – successor now available. Important note: This item is the older version. VOLspeedVersion for Bosch e-bikes with rim magnet. If you are looking for the current version, please use the...

239,00 €
239,00 €
MTAdapter – Standard 90° adapter for Bosch Smart Grip “cranked”
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-21%
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PRODUCT TYPE: Mounts

BRAND: MountainTuning

MTAdapter – Standard 90° adapter for Bosch Smart Grip “rigidly cranked” With this 90° adapter, your Bosch Smart Attach the Grip vertically to your handlebars so you can use your phone in portrait format while on the go. Note: The MT adapter is...

24,90 €19,90 €
24,90 €19,90 €
MTAdapter - Adapter for Smartphone Grip and AirTag
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-51%
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PRODUCT TYPE: Mounts

BRAND: MountainTuning

MTAdapter - 90 degree adapter for Bosch Smartphone Grip and AirTag The MTAdapter turns the Bosch Smartphone Grip (BSP3200) conveniently rotates 90 degrees and optionally conceals an AirTag discreetly in the display arm of your Bosch e-bike. This makes the AirTag...

29,90 €14,90 €
29,90 €14,90 €
Promotion: Finn smartphone holder (with a tuning product)
New
-34%
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PRODUCT TYPE: Mounts

BRAND: Finn

Special offer: Finn smartphone mount in black for e-bikes, e-scooters, and bicycles (with a tuning product). Please note: This product is only available in conjunction with a tuning product. Finn is an ingeniously simple smartphone mount for your e-bike, bicycle, or e-scooter.

15,00 €9,90 €
15,00 €9,90 €
Finn: Smartphone holder
New
-8%
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PRODUCT TYPE: Mounts

BRAND: Finn

Finn Smartphone Mount in Black for Pedelecs, E-Bikes, E-Scooters & Bicycles. Finn is an ingeniously simple smartphone mount for your e-bike/bicycle or e-scooter. Attach your smartphone directly to the handlebars so you always have it in view while riding...

15,00 €13,90 €
15,00 €13,90 €
Crank puller for e-bike motors - Cyclus
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PRODUCT TYPE: Tool

BRAND: Cyclus

Crank puller for Bosch or other e-bike motors for removing the crank. The crank puller (SHIMANO Octalink, ISIS) is ideal for e-bike motors and can be operated with a 22 mm open-end wrench. The crank puller (SHIMANO Octalink (BB-7700/6500/5500)) can be used for Bosch, Yamaha, and other e-bike motors....

8,90 €
8,90 €
Promotion: Crank puller for e-bike motors (with a tuning product)
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PRODUCT TYPE: Tool

BRAND: M-Wave

Crank puller for Bosch or other e-bike motors for removing the crank. This crank puller (SHIMANO Octalink, ISIS, and square drive) is ideal for e-bike motors and can be operated with an open-end wrench. Note: Only available in conjunction with a tuning module. Otherwise, please see...

5,90 €
5,90 €
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