- Replacement Left Side Battery Casing for OneMX-EX1S - 121-3001 Integrated Footrest_Yes At the heart of this

At the heart of this dirt bike lies a powerful 49CC 2-stroke air-cooled engine that delivers an exhilarating ride with a top speed of 30km/h (18mph)

4 x 40W Motors

Speed: 4 - 8KM/H

– Features a lap belt and optional parental remote control* for maximum safety

delivering speeds of up to 40 km/h

- Replacement Left Side Battery Casing for OneMX-EX1S - 121-3001 Integrated Footrest_Yes At the heart of thisReplacement Parts which don't yet have their own category for Electric & Petrol Ride On Cars, Motorbikes, Quads, ATVs etc. Please check model compatibility below. If your model is not listed and the part does not match the part shown on the image, this is most likely not the part you are looking for. If you have questions, feel free to contact our customer service team. Please keep in mind that the compatibility listed below is not a guarantee, we