48V Control Unit – To fit Revvi 20″ Plus bikes revvi20"bundle RFN Thunder 140 Pro 140cc

RFN Thunder 140 Pro 140cc pit bike

With a 490mm seat height

making it ideal for more experienced riders looking for improved performance

the Z3-140 is best suited to confident riders who are physically ready for a more powerful manual pit bike

48V Control Unit – To fit Revvi 20″ Plus bikes revvi20"bundle RFN Thunder 140 Pro 140ccRevvi 20 Plus 48V Control Unit Genuine replacement 48V control unit designed to fit the Revvi 20 Plus electric bike. The control unit is the brain of your bike's electrical system, controlling power delivery between the battery, motor and throttle. If your existing controller has become faulty or damaged, this genuine Revvi replacement helps restore smooth, reliable performance. Features Genuine Revvi replacement part Designed specifically for the