The drive unit kit


The drive unit kit: Build the vivax assist into your own bike and transform it into an e-bike. Thanks vivax's 2-in1 principle you can still use it like a normal bike or like an e-bike.

If installing the system, please note the frame requirements:
Aluminium or steel frame (carbon on request)
Straight, continuous seat tube
Seat tube inner diameter of 31.6 or 30.9 mm
Shimano Hollowtech II crankset  – with outer bearing shells (not pressed in)
Seat tube should be as central as possible on the bottom bracket
Minimum length of 62 cm from the middle of the crank to the saddle or 51 cm at a shorten seat post
Installation by a certified VIVAX ASSIST dealer
Can be installed into mountain bike, racers, trekking and touring bikes


Site Map

Adresse / Showroom

vivax drive GmbH & Co KG
Karl-Schönherr-Straße 1
6300 Wörgl - Österreich

Tel.: +43 / 5332 / 70317
Fax.: +43 / 5332 / 70317-50

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© vivax drive GmbH & Co KG | vivax-assist - The e-bike drive system, e-mountainbikes, e-racing bicycles, e-trekking cross-bikes, e-accessories