Revvi 12" & 16" 170W Control Unit (15A) top-pick the Z3R-140 is best suited

the Z3R-140 is best suited to confident riders who are physically ready for a race-level manual pit bike

That is exactly why the spare battery bundle is such a popular choice

The 60V middle drive motor delivers 1500W rated power and up to 2200W peak output

It is one of the best starter electric bikes available and is often compared against the Revvi 12 by parents researching their options

Upgrade your Revvi 18" or 20" with fully adjustable front suspension forks for improved control

Revvi 12" & 16" 170W Control Unit (15A) top-pick the Z3R-140 is best suitedGenuine replacement 15A control unit for Revvi 12" and 16" electric balance bikes fitted with 170W brushed motors. Designed as a direct fit OEM replacement to restore performance and reliability. Genuine replacement controller Compatible with Revvi 12" & 16" 170W brushed motor models Direct fit electrical component Ideal for replacing faulty or damaged control units