New PearTune MSO 4.0 for Brose Sram now available!

8.1.2025

Be the master of your own driving experience! The PearTune MSO 4.0 tuning box for Brose Sram offers you the chance to customize your e-bike's functions exactly to your liking. Enjoy a faster and more efficient ride today – order the PearTune MSO 4.0 from our online store and take your e-biking to the next level!

PearTune MSO 4 0 Brose Sram Powertrain

New PearTune MSO 4.0 for Brose Sram Now Available!

Want to remove the 25 km/h speed limit on your e-bike and enjoy full motor power? PearTune MSO 4.0 has arrived in our online store – the solution you've been waiting for! This top-notch tuning box is compatible with all SRAM Eagle Powertrain systems, making your e-biking experience even more enjoyable.

 


 

Why Choose PearTune MSO 4.0 for Brose Sram?

  • Remove Speed Limit: Enjoy higher speeds with full motor power.
  • User-Friendly: Activate and deactivate tuning with one button press (using +/- buttons or the WALK button).
  • Full Compatibility: Works with SRAM mid-drive motors and displays, as well as external displays like SIGMA and GARMIN.
  • Plug & Play: Easy installation without cable modifications. The module is also completely discreet.

 


 

Easy Installation and Discreet Appearance

The PearTune MSO 4.0 SRAM Eagle Powertrain tuning box connects directly to the motor’s connectors with waterproof original plugs. Installation is "Plug & Play" with no need to cut cables or make permanent changes. The module is installed inside the motor, making it completely inconspicuous.

You can install it yourself with little effort and remove the module if needed to restore the bike to its original condition.

 


 

Key Features:

You can set your desired maximum speed if your e-bike has a display with control buttons.

Easy On and Off Switching

Activate or deactivate tuning with one button press:

  • WALK button or +/- button combination

Display Indicator Shows Status:

  • 9.9 or 9.0 = Tuning activated
  • 2.0 or 2.5 = Tuning deactivated

Note: PearTune is on by default every time the e-bike is started (if the bike does not have a display). For bikes with displays, users can set PearTune to start deactivated initially.

Accurate Speed Display

Even with PearTune on, all display information such as speed, average speed, maximum speed, and distance are shown accurately.

Secure Chip Lock

Prevent unauthorized use of PearTune functions. With the lock, the bike operates normally without tuning.

 

Order PearTune MSO 4.0 SRAM Eagle Powertrain