Yamaha MWC-4 Tokyo Motor Show 2017 PB031804

A narrow-track vehicle is a

vehicle A vehicle (from la, vehiculum) is a machine that transports people or cargo. Vehicles include wagons, bicycles, motor vehicles (motorcycles, cars, trucks, buses, mobility scooters for disabled people), railed vehicles (trains, trams), wat ...

that leaves a narrow ground track as it moves forward. Narrow-track vehicles may have lateral stability when stationary but usually lean into turns to prevent falling towards the outside. Narrow-track vehicles have unique dynamics that, in the case of wheeled vehicles, may be similar to

bicycle and motorcycle dynamics Bicycle and motorcycle dynamics is the science of the motion of bicycles and motorcycles and their components, due to the forces acting on them. Dynamics falls under a branch of physics known as classical mechanics. Bike motions of interest in ...

and that may include

countersteering Countersteering is used by single-track vehicle operators, such as cyclists and motorcyclists, to initiate a turn toward a given direction by momentarily steering counter to the desired direction ("steer left to turn right"). To negotiate a turn ...

. Narrow-track vehicles can roll on wheels, slide, float, or hydroplane. The narrow profile can result in reduced

aerodynamic drag In fluid dynamics, drag (sometimes called air resistance, a type of friction, or fluid resistance, another type of friction or fluid friction) is a force acting opposite to the relative motion of any object moving with respect to a surrounding flu ...

, increased

fuel efficiency Fuel efficiency is a form of thermal efficiency, meaning the ratio of effort to result of a process that converts chemical potential energy contained in a carrier (fuel) into kinetic energy or work. Overall fuel efficiency may vary per device, w ...

, and reduced pavement requirements. These types of vehicles have also been described as "man-wide vehicles" (MWV).

Wheeled

tilting trike A tilting three-wheeler, tilting trike, leaning trike, or even just tilter, is a three-wheeled vehicle and usually a narrow-track vehicle whose body and or wheels tilt in the direction of a turn. Such vehicles can corner without rolling over ...

skateboard A skateboard is a type of sports equipment used for skateboarding. They are usually made of a specially designed 7-8 ply maple plywood deck and polyurethane wheels attached to the underside by a pair of skateboarding trucks. The skateboarder ...

and all its varieties, such as the

snakeboard A Snakeboard, also known as streetboard, or pivotboard is a board that was invented in South Africa in 1989 by James Fisher, Simon King and Oliver Macleod Smith. The concept was to fuse the original skateboard with elements of snowboarding and s ...

File:Nissan Landglider 003.JPG,

Nissan Land Glider The Nissan Land Glider is an electric concept car presented by the Japanese car manufacturer Nissan at the 2009 Tokyo Motor Show. The Land Glider, a narrow-track vehicle A narrow-track vehicle is a vehicle that leaves a narrow ground track as ...

File:Honda Canopy AnnaMillers Tokyo 2004-02-29.jpg,

Honda Canopy The Honda Gyro is a family of small, three-wheeled motorcycles sold primarily in Japan, and often used for delivery or express service. These vehicles are tilting three-wheelers. They combine a tricycle's stopped & low-speed stability with a leani ...

File:ヤマハ -TRICITY 発表会 (14569130633).jpg,

Yamaha Tricity The Yamaha Tricity is a tilting three-wheeler motor scooter made by Yamaha Motor Company. It is part of Yamaha's LMW (Leaning Multi Wheel) offering along with the Niken. Three Tricity models have been developed: 125, 155, and 300cc models. The ...

File:I-road - Grenoble.JPG,

Toyota i-Road is a Japanese multinational automotive manufacturer headquartered in Toyota City, Aichi, Japan. It was founded by Kiichiro Toyoda and incorporated on . Toyota is one of the largest automobile manufacturers in the world, producing about 10 ...

File:Maryhill Fall Freeride 2012- spaghettii corners 3.jpg,

Longboarding Longboarding is typically defined as a variation of skateboarding that involves a larger board and softer urethane wheels. Longboards vary in shape and size. Compared to skateboards, longboards are more stable at speed and have more traction, du ...

Sliding

skibob Skibobbing (also called skibiking or snowbiking) is a winter sport involving a bicycle-type frame attached to skis instead of wheels and sometimes a set of foot skis. The use of foot skis is what defines "skibobbing". Although skibobs are ofte ...

(when used with foot skis)

Intermittent contact

* bipedal robot

Floating

surfboard A surfboard is a narrow plank used in surfing. Surfboards are relatively light, but are strong enough to support an individual standing on them while riding an ocean wave. They were invented in ancient Hawaii, where they were known as ''papa he'e ...

References

{{reflist Vehicles by type