Upgrading from Performance Line CX to HS

starvindarvind

New Member
Region
USA
Given the high speed Charger 4 won't come out until at least March 2023, would it be possible to retrofit the current Charger 4 with Bosch Performance Line CX to the HS version?
My background is having a Roadster Mixte 2021 model Vario HS (I'm ocated in the midwest US), which unfortunately got stolen, and I'd rather not wait until March (and likely longer) to get my replacement.
 
You could have the motor modified with a HS dongle if they exist for the Bosch Motor on your bike.
At a minimum you'll void the warranty on the motor if not the entire e-bike, and I do not know what the regulatory environment is in the US re souped up e-bikes on public roads (It's a big NoNo in most of Europe)
You may also need to upgrade some components (brakes, tyres,...) to deal with the increased speed and the stress it causes.
 
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