The Kettwiesel ONE is in line with this mission. It has the best and most comprehensive ergonomics we’ve ever developed for a bike or trike. Thanks to its telescoping front boom, the ONE can accommodate riders ranging from 3’7” to 6’7” (1.10 to 2.00 m) in height. The seat height can be changed in two easy steps. Also adjustable are the tilt of the seat and the height, width and angle of the handlebar grips. This means that the trike itself is already extremely adaptable. Most of these adjustments can be made without tools. A 5mm hex key is only required for adjusting the suspension, the grip position and the length of the front boom. A nice extra: This hex key comes with the trike and has a special attachment site on the frame so that it’s always available when needed.
The incredible adaptability of the Kettwiesel ONE not only ensures a high level of comfort for the rider. It can even make fun, independent mobility possible. A bike or trike should be perfectly adapted to the needs of the user, particularly in the field of special needs and adaptive cycling. The basic functions and features of the ONE already offer a superb basis for this adaptability. In addition, we have a very large selection of accessories for improving comfort, carrying cargo and of course adapting the trike to the physical needs of the individual rider. Then there are also technical options, like automatic shifting and single-hand controls. All in all, the Kettwiesel ONE’s adaptability to the rider is unprecedented.
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The development of the Kettwiesel ONE took nearly three whole years. Marec Hase and his team are particularly proud of the new chassis, which is based on the MacPherson principle. “No other suspension system is as good or as sensitive. With this chassis, we have achieved a suspension system with a travel of 70 mm that can accommodate loads of up to 309 lb (140 kg). This means that the trike can be accurately adjusted to its own load and practically any road surface, from smooth surfaces to bumpy paths and trails.”
Riders who are looking for extra motor power should try out the Kettwiesel ONE PLUS with a more powerful motor. Heavy loads, steep hills and long trips are no problem at all with the high-power Shimano EP8 Cargo motor, with its 630 Wh battery. Gears are shifted using an Enviolo manual controller for error free shifting.
When parked on its rear wheels with the front wheel in the air, the Kettwiesel ONE takes up minimal space in the garage or bicycle room. It can be easily shortened for transport: Simply fold the seat, turn the handlebars downward and push in the telescoping front boom as far as it will go. With a little practice, all of this can be done in less than two minutes. With a compact pack size measuring 53 inches (135 cm) in length, 26 inches (56 cm) in height and 34 inches (88 cm) in width (model with under-seat steering, without front wheel), the Kettwiesel ONE fits into most cars with a hatchback.