A two-wheeler is a vehicle that runs on two wheels. The two wheels may be arranged in tandem, one behind the other, as with

single-track vehicles A single-track vehicle is a vehicle that leaves a single ground track as it moves forward. Single-track vehicles usually have little or no lateral stability when stationary but develop it when moving forward or controlled. In the case of wheeled v ...

, or arranged and also side by side, on the same axle. If on the same axle, the vehicle may be have no other support, as with

dicycles A dicycle () (also known as a diwheel) is a vehicle with two parallel wheels, side by side, unlike single-track vehicles such as motorcycles and bicycles, which have two wheels inline. Originally used to refer to devices with large wheels and peda ...

, or have additional support, which is often also the source of motive power. Wheeled single-track vehicles include: * Dandy horses, velocipedes, or draisines, forerunners of bicycles *

Bicycle A bicycle, also called a pedal cycle, bike or cycle, is a human-powered or motor-powered assisted, pedal-driven, single-track vehicle, having two wheels attached to a frame, one behind the other. A is called a cyclist, or bicyclist. Bic ...

s, a pedal-powered two-wheeler *

Motorcycle A motorcycle (motorbike, bike, or trike (if three-wheeled)) is a two or three-wheeled motor vehicle steered by a handlebar. Motorcycle design varies greatly to suit a range of different purposes: long-distance travel, commuting, cruising ...

s, a motor-powered two-wheeler, similar in construction with bicycles *

Gyrocar A gyrocar is a two-wheeled automobile. The difference between a bicycle or motorcycle and a gyrocar is that in a bike, dynamic balance is provided by the rider, and in some cases by the geometry and mass distribution of the bike itself, and the g ...

s, a self-balancing car on two wheels Dicycles include: * Self-balancing scooters, also known as hoverboards * Segway PTs, a brand of self-balancing personal transporters Two-wheelers intended to be used with additional support, which is also the source of motive power, include: * Cabriolets ("cabs") or hansom cabs on two wheels ** Curricle **

Gig (carriage) A gig, also called chair or chaise, is a light, two-wheeled sprung cart pulled by one horse. Description Gig carts are constructed with the driver's seat sitting higher than the level of the shafts. Traditionally, a gig is more formal than a vil ...

** Tilbury (carriage) ** Trap (carriage) * Hand trucks, two-wheeled devices used for transporting bulky or heavy items such as furniture or golf clubs (

golf trolley A golf trolley or golf push cart is a cart designed for transporting a golf bag, complete with clubs and other golf equipment around the golf course. The manual push cart (or less commonly a pull cart) can reduce strain on the operator compared ...

) * Shopping trolley (caddy) * Many

trailers Trailer may refer to: a Transportation * Trailer (vehicle), an unpowered vehicle pulled by a powered vehicle ** Bicycle trailer, a wheeled frame for hitching to a bicycle to tow cargo or passengers ** Full-trailer ** Semi-trailer **Horse trailer ...

, especially semi-trailers Two-wheelers intended to be used with additional support, which is not the source of motive power, include: * Two-wheel tractors

References

{{Reflist Broad-concept articles Wheeled vehicles Vehicles by type