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VOLspeed V4 Tuning Chip for Bosch eBikes

Our bestselling tuning kit, set a new maximum speed on your eBike up to 28mph

Regular price
$140.00 USD
Regular price
$155.00 USD
Sale price
$140.00 USD


1. All VOLspeed products are thoroughly tested and safe for your eBike

2. Max speed is capped at 28mph, preventing excessive speed

3. Completely undetectable, can be deactivated at anytime

4. Maintain accurate speed, distance & range in mph or kmh

5. Simple installation with original connectors, no programming required


All VOLspeed products come with a 1-year warranty

Made in Germany, they are CE registered and perfectly safe for your eBike


Fast, Free Shipping to the UK & EU

DHL Express Shipping to US & Australia (5-7 working days)

30 Day Returns/Exchange

Check out our detailed Shipping/Returns policy here



Electric bikes equipped with tuning devices are not allowed to be used on public roads, cycling paths and public places. Electric bikes equipped with tuning products can be used exclusively on private property and entirely at one’s own risk. Under the EU's EN15194 regulation it is illegal to ride your eBike on public roads/cycle paths with a tuning device fitted. 

By purchasing a device from eBike tuner ltd you agree that eBike tuner ltd cannot be held liable for any damage, injury, fine or cost to you, your eBike or anyone else involved in your particular incident. 


The use of any tuning products may void the warranty of your eBike. We take no responsibility for any damages resulting from the use of any of our products.

VOLspeed V4 Tuning Chip for Bosch eBikes 2014-22

Our bestselling Bosch tuning chip, you can read our detailed review here

  • Works with any Ebike fitted with a Bosch motor (apart from 2022 Bosch Smart Systems)
  • Fitted to the motor in minutes for a true plug & ride experience
  • Easily set a new max speed up to 28mph 
  • Full use of the display, with accurate speed/distance in kmh or mph
  • All ride modes work exactly the same, including ‘walk mode'
  • Don’t just take our word for it, check out the reviews below
  • Please note: not compatible with 2022 Bosch Smart system (shop here)

Customer Reviews

Based on 16 reviews Write a review
VOLspeed V4 Tuning Chip for Bosch eBikes