The MapFour Roam (ST) is a full-suspension SUV e-bike engineered for high-comfort touring. Available in both classic diamond and low-step-through frame variants, it combines front and rear air suspension with heavy-duty components to deliver maximum stability across diverse terrains. 4 Reviews ← exclude selected types ← exclude selected tagsManufacturer MapFour has added a new e-bike series to its lineup with the introduction of the Roam. Alongside the standard diamond-frame model, MapFour is offering a low-step variant designated as the Roam ST. Designed to boost trekking comfort, the Roam (ST) falls squarely into the SUV e-bike category.