For over five years, I've been looking for an alternative means of transportation that combines pleasure, safety, and comfort, without a combustion engine and conducive to physical activity. After much exploration, I discovered velomobiles and intermediate vehicles. The QBX Quadbike caught my interest with its design, robustness, and ease of movement without a bodywork. I found a used model that I dismantled, restored, and repainted, incorporating a 350W power assistance system. Its metal frame,