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A trailing-arm suspension is an automobile
Automobile

An automobile or motor car is a wheeled motor vehicle for transportation passengers, which also carries its own car engine or motor. Most definitions of the term specify that automobiles are designed to run primarily on roads, to have seating for one to eight people, to typically have four wheels, and to be constructed principally f...
 suspension
Suspension (vehicle)

Suspension is the term given to the system of spring , shock absorbers and Linkage that connects a vehicle to its wheels. Suspension systems serve a dual purpose ? contributing to the car's car handling and brake for good active safety and driving pleasure, and keeping vehicle occupants comfortable and reasonably well isolated from road no...
 design in which one or more arms (or "links") are connected between (and perpendicular to and forward of) the axle
Axle

An axle is a central shaft for a rotation wheel or gear. In some cases the axle may be fixed in position with a bearing or bushing sitting inside the hole in the wheel or gear to allow the wheel or gear to rotate around the axle....
 and the chassis
Chassis

A chassis consists of a Frame that supports an inanimate object, analogous to an animal's skeleton, for example in a motor vehicle or a firearm....
. It is usually used on rear axles. A 'leading arm' as used on a Citroën 2CV
Citroën 2CV

The Citro?n 2CV is an economy car produced by the France automaker Citro?n from 1949 to 1990. It is considered one of their most cultural icon cars....
, has an arm connected between (and perpendicular to, and to the rear of) the axle
Axle

An axle is a central shaft for a rotation wheel or gear. In some cases the axle may be fixed in position with a bearing or bushing sitting inside the hole in the wheel or gear to allow the wheel or gear to rotate around the axle....
 and the chassis
Chassis

A chassis consists of a Frame that supports an inanimate object, analogous to an animal's skeleton, for example in a motor vehicle or a firearm....
. It is used on the front axle.

Trailing-arm designs in live axle
Live axle

A live axle, sometimes called a solid axle, is a type of beam axle suspension that uses the driveshafts that transmit power to the wheels to connect the wheels laterally so that they move together as a unit....
 setups often use just two or three links and a Panhard rod
Panhard rod

A Panhard rod is a component of a automobile suspension system that provides lateral location of the axle. Originally invented by the Panhard automobile company of France in the early twentieth century, this device has been widely used ever since....
 to locate the wheel laterally.






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A trailing-arm suspension is an automobile
Automobile

An automobile or motor car is a wheeled motor vehicle for transportation passengers, which also carries its own car engine or motor. Most definitions of the term specify that automobiles are designed to run primarily on roads, to have seating for one to eight people, to typically have four wheels, and to be constructed principally f...
 suspension
Suspension (vehicle)

Suspension is the term given to the system of spring , shock absorbers and Linkage that connects a vehicle to its wheels. Suspension systems serve a dual purpose ? contributing to the car's car handling and brake for good active safety and driving pleasure, and keeping vehicle occupants comfortable and reasonably well isolated from road no...
 design in which one or more arms (or "links") are connected between (and perpendicular to and forward of) the axle
Axle

An axle is a central shaft for a rotation wheel or gear. In some cases the axle may be fixed in position with a bearing or bushing sitting inside the hole in the wheel or gear to allow the wheel or gear to rotate around the axle....
 and the chassis
Chassis

A chassis consists of a Frame that supports an inanimate object, analogous to an animal's skeleton, for example in a motor vehicle or a firearm....
. It is usually used on rear axles. A 'leading arm' as used on a Citroën 2CV
Citroën 2CV

The Citro?n 2CV is an economy car produced by the France automaker Citro?n from 1949 to 1990. It is considered one of their most cultural icon cars....
, has an arm connected between (and perpendicular to, and to the rear of) the axle
Axle

An axle is a central shaft for a rotation wheel or gear. In some cases the axle may be fixed in position with a bearing or bushing sitting inside the hole in the wheel or gear to allow the wheel or gear to rotate around the axle....
 and the chassis
Chassis

A chassis consists of a Frame that supports an inanimate object, analogous to an animal's skeleton, for example in a motor vehicle or a firearm....
. It is used on the front axle.

Trailing-arm designs in live axle
Live axle

A live axle, sometimes called a solid axle, is a type of beam axle suspension that uses the driveshafts that transmit power to the wheels to connect the wheels laterally so that they move together as a unit....
 setups often use just two or three links and a Panhard rod
Panhard rod

A Panhard rod is a component of a automobile suspension system that provides lateral location of the axle. Originally invented by the Panhard automobile company of France in the early twentieth century, this device has been widely used ever since....
 to locate the wheel laterally. A trailing arm design can also be used in an independent suspension
Independent suspension

Independent suspension is a broad term for any automobile suspension system that allows each wheel on the same axle to move vertically independently of each other....
 arrangement. Each wheel
Wheel

A wheel is a circular device that is capable of rotating on its axis, facilitating movement or transportation whilst supporting a load , or performing labour in machines....
 hub is located only by a large, roughly triangular arm that pivot
Pivot

Pivot may refer to* Pivot, the fulcrum as part of a lever* Pivot joint, a kind of joint between bones in the body* Pivot turn, a dance move...
s at one point, ahead of the wheel. Seen from the side, this arm is roughly parallel to the ground, with the angle changing based on road irregularities.

A semi-trailing arm suspension is an independent rear suspension system for automobile
Automobile

An automobile or motor car is a wheeled motor vehicle for transportation passengers, which also carries its own car engine or motor. Most definitions of the term specify that automobiles are designed to run primarily on roads, to have seating for one to eight people, to typically have four wheels, and to be constructed principally f...
s in which each wheel
Wheel

A wheel is a circular device that is capable of rotating on its axis, facilitating movement or transportation whilst supporting a load , or performing labour in machines....
 hub is located only by a large, roughly triangular arm that pivot
Pivot

Pivot may refer to* Pivot, the fulcrum as part of a lever* Pivot joint, a kind of joint between bones in the body* Pivot turn, a dance move...
s at two points. Viewed from the top, the line formed by the two pivots is somewhere between parallel
Parallel (geometry)

Parallelism is a term in geometry and in everyday life that refers to a property in Euclidean space of two or more line s or plane , or a combination of these....
 and perpendicular
Perpendicular

In geometry, two line or plane , are considered perpendicular to each other if they form congruence adjacent angles angles . The term may be used as a noun or adjective....
 to the car's longitudinal axis; it is generally parallel to the ground. Trailing-arm and multilink suspension designs are much more commonly used for the rear wheels of a vehicle where they can allow for a flatter floor and more cargo room. Many small, front-wheel drive vehicles feature a MacPherson strut
MacPherson strut

The MacPherson strut is a type of automobile suspension system which uses the axis of a telescopic damper as the upper steering pivot, widely used in modern vehicles and named after Earl S....
 front suspension and trailing-arm rear axle.

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