BadassBox Yamaha X Set

Derestrict your e-bike for a new (30mph 50km/h) speed limit!

"GO FROM CAPTAIN SLOW OF YOUR CYCLING GROUP TO JIMMY JET!" - TOM E.


Tuning kit is Compatible with pedelecs with Yamaha motor and integrated Yamaha Sensor

Regular price$164.00

& Free Delivery in the UK and EU

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This set contains everything you need for assembly the badassBox 4 for your e-bike with Yamaha mid-mounted motor and Yamaha Sensor integrated in the dropout.


A quality product designed, engineered and manufactured by us in Germany.


The assembly requires a small conversion.

What's in the set:

The delivery includes the following parts:

  • one badassBox 4 Yamaha
  • one badassBox 4 housing cover
  • one AAA battery
  • one spoke magnet with thumb screw
  • one Universal Adapter
  • a pad made of elastic foam
  • one M5 nut
  • one washer
  • one cylinder screw
  • four cable ties

Full shipping details can be found here

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Easy to install.

Safe for your e-bike.

Undetectable.

Unlock the full potential of your ebike!

  • You will ride faster and experience the thrills of owning a derestricted ebike -you will love the difference!
  • Install it effortlessly- easy and fast installation!.
  •  Feel safe for your e-bike and warranty- it's safe for ebike and undetectable to keep your warranty safe!

Quick plug-and-play installation. No setup!

  • Increase the speed limiter from original 16 mph (25km/h) to a new (30mph 50km/h) speed limit!
  • Fully undetectable!
  • Get after-sales support from us!

The bike feels completely different once derestricted - it's just like a whole different bike! The rides are so much more fun now! Tuning kits are safe to your bike and every ebiker should have one installed! You will love riding your ebike with it - guaranteed!

Matt - Owner of Two Wheels Empire

How to install and use it?

Tuning kit is Compatible with pedelecs with Yamaha motor and integrated Yamaha Sensor

Customer Reviews