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 have no other support, as with dicycles, or have additional support, which is often also the source of motive power. Wheeled single-track vehicles include: *

Dandy horse The dandy horse, an English nickname for what was first called a Laufmaschine ("running machine" in German), then a vélocipède or draisienne (in French and then English), and then a pedestrian curricle or hobby-horse, or swiftwalker, is a hum ...

s, velocipedes, or draisines, forerunners of bicycles *

Bicycle A bicycle, also called a pedal cycle, bike, push-bike or cycle, is a human-powered transport, human-powered or motorized bicycle, motor-assisted, bicycle pedal, pedal-driven, single-track vehicle, with two bicycle wheel, wheels attached to a ...

s, a pedal-powered two-wheeler *

Motorcycle A motorcycle (motorbike, bike; uni (if one-wheeled); trike (if three-wheeled); quad (if four-wheeled)) is a lightweight private 1-to-2 passenger personal motor vehicle Steering, steered by a Motorcycle handlebar, handlebar from a saddle-style ...

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 scooter A self-balancing scooter (also hoverboard, self-balancing board, electric scooter board, or swegway) is a self-balancing personal transporter consisting of two motorized wheels connected to a pair of articulated pads on which the rider places the ...

s, also known as hoverboards *

Segway PT A Segway is a two-wheeled, self-balancing personal transporter device invented by Dean Kamen. The name is a registered trademark of Segway Inc. It was brought to market in 2001 as the Segway HT, and then subsequently as the Segway PT. ''HT ...

s, 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: *

Cart A cart or dray (Australia and New Zealand) is a vehicle designed for transport, using two wheels and normally pulled by draught animals such as horses, donkeys, mules and oxen, or even smaller animals such as goats or large dogs. A handcart ...

s, horse-drawn (or other animal-drawn) and sometimes referred to as a 'car' or '

carriage A carriage is a two- or four-wheeled horse-drawn vehicle for passengers. In Europe they were a common mode of transport for the wealthy during the Roman Empire, and then again from around 1600 until they were replaced by the motor car around 1 ...

') *

Hand truck A hand truck, also known as a hand trolley, dolly, stack truck, trundler, box cart, sack barrow, cart, sack truck, two wheeler, or bag barrow, is an L-shaped box-moving cart, handcart with handles at one end, wheels at the base, with a small ledg ...

s, two-wheeled devices used for transporting bulky or heavy items such as furniture or golf clubs (

golf trolley A golf cart (alternatively known as a golf buggy or golf car) is a small motorized vehicle designed originally to carry two golfers and their golf clubs around a golf course with less effort than walking. Over time, variants were introduced t ...

) *

Shopping trolley (caddy) A shopping caddy or shopping trolley is a large bag on wheels, used for carrying a large amount of shopping home on foot. The bag is typically made from a waterproof fabric, and wicker basket designs are also sold. The trolleys commonly have two ...

* Many

trailers Trailer may refer to: Transportation * Trailer (vehicle), an unpowered vehicle pulled by a powered vehicle ** Baggage trailer, a large flatbed baggage trolley ** Bicycle trailer, a wheeled frame for hitching to a bicycle to tow cargo or passen ...

, especially

semi-trailer A semi-trailer is a trailer (vehicle), trailer without a front axle. The combination of a semi-trailer and a tractor truck is called a ''semi-trailer truck'' (also known simply as a "semi-trailer", "tractor trailer", or "semi" in the United Sta ...

s Two-wheelers intended to be used with additional support, which is not the source of motive power, include: *

Two-wheel tractor Two-wheel tractor or walking tractor (, , ) are generic terms understood in the US and in parts of Europe to represent a single-axle tractor, which is a tractor with one axle, self-powered and self-propelled, which can pull and power various f ...

References

{{Reflist, refs= {{cite book , title=A Dictionary of Horse Drawn Vehicles , first=D.J.M. , last=Smith , year=1988 , publisher=J. A. Allen & Co. Ltd. , isbn=0851314686 , ol=11597864M , page=40 Broad-concept articles Wheeled vehicles Vehicles by type