Revvi produces a wide range of parts and spares for kids electric bikes. We offer all the parts to keep your Revvi working all year round and are in stock and ready to ship. Upgrade Revvi parts are available for the Revvi 12", 16", and 18". These include Brushless Motor Kits, battery packs, footpegs, brake upgrades, grip twist throttles, and stabilizers. All our parts can be ordered today and delivered to your door within two days if they are in stock.