A trailing link multi-bar suspension assembly for a cycle having improved stability includes a first arm having a first side and a second side, a first arm fixed pivot and a first arm shock pivot, the first side and second side defining a wheel opening. A shock link has a shock link fixed pivot and a shock link floating pivot. A shock absorber has an inline configuration, a gas spring, a first shock mount, and a second shock mount, and the shock absorber is substantially located on the first side or second side of the wheel opening. A spring unit, has a gas spring comprising a spring body, a first spring mount and a second spring mount, and the spring unit is substantially located on the first side or second side of the wheel opening A wheel carrier has a wheel carrier first pivot and a wheel carrier second pivot spaced apart from one another, and a wheel mount that is adapted to be connected to a wheel. A control link has a control link floating pivot and a control link fixed pivot, the control link floating pivot being pivotably connected to the wheel carrier second pivot, and the control link fixed pivot being pivotably connected to the first arm control pivot.

A trailing link multi-bar suspension assembly for a cycle having improved stability includes a first arm having a first side and a second side, a first arm fixed pivot and a first arm shock pivot, the first side and second side defining a wheel opening. A shock link has a shock link fixed pivot and a shock link floating pivot. A shock absorber has an inline configuration, a gas spring, a first shock mount, and a second shock mount, and the shock absorber is substantially located on the first side or second side of the wheel opening. A spring unit, has a gas spring comprising a spring body, a first spring mount and a second spring mount, and the spring unit is substantially located on the first side or second side of the wheel opening A wheel carrier has a wheel carrier first pivot and a wheel carrier second pivot spaced apart from one another, and a wheel mount that is adapted to be connected to a wheel. A control link has a control link floating pivot and a control link fixed pivot, the control link floating pivot being pivotably connected to the wheel carrier second pivot, and the control link fixed pivot being pivotably connected to the first arm control pivot.

A trailing link, multi-link suspension assembly for a cycle having improved stability includes a steering fork having a steering axis, a first arm, and a second arm. A shock absorber has an inline configuration, a gas spring, a first shock mount, and a second shock mount. A spring unit has a gas spring comprising a spring body, a first spring mount and a second spring mount A mechanical trail distance increases as the suspension assembly compresses relative to a fully extended state.

A position adjusting system for use in a vehicle includes a seat for supporting a rider, a rear wheel and a steerable front wheel, a steering arrangement including a handle bar for allowing the rider to control the steerable wheel, and a hub for interconnecting the components of the wheeled vehicle. The steerable wheel is steerable about at least two axes. The position adjusting system includes an adjustable seat support movably connected to the hub, an adjustable handle bar support movably connected to the hub, and a releasable position locking system configured to lock the position of the components of the vehicle relative to the hub. The hub includes a first portion and second portion, wherein the first and second portions are moveably connected to one another, such as by pivoting, sliding, or a combination of pivoting and sliding.

A position adjusting system for use in a vehicle includes a seat for supporting a rider, a rear wheel and a steerable front wheel, a steering arrangement including a handle bar for allowing the rider to control the steerable wheel, and a hub for interconnecting the components of the wheeled vehicle. The steerable wheel is steerable about at least two axes. The position adjusting system includes an adjustable seat support movably connected to the hub, an adjustable handle bar support movably connected to the hub, and a releasable position locking system configured to lock the position of the components of the vehicle relative to the hub. The hub includes a first portion and second portion, wherein the first and second portions are moveably connected to one another, such as by pivoting, sliding, or a combination of pivoting and sliding.

In an embodiment, there is provided a motorcycle comprising at least one front wheel, at least one rear wheel and a vehicle body, the vehicle body comprising a substantially open elongate duct extending longitudinally through a central portion of the vehicle body between an open inlet aperture arranged at a front portion of the vehicle body and an open outlet aperture arranged at a rear portion of the vehicle body.

In an embodiment, there is provided a motorcycle comprising at least one front wheel, at least one rear wheel and a vehicle body, the vehicle body comprising a substantially open elongate duct extending longitudinally through a central portion of the vehicle body between an open inlet aperture arranged at a front portion of the vehicle body and an open outlet aperture arranged at a rear portion of the vehicle body.

A suspension assembly for a cycle having improved stability includes a steering fork having a first arm and a second arm, each of the first arm and the second arm having a fixed pivot and a shock pivot, the space between the first arm and the second arm defining a wheel opening. A shock link has a shock link fixed pivot and a shock link floating pivot. A shock absorber has a shock gas spring comprising a shock spring body a shock gas piston having a first gas piston area, a spring unit having a spring gas spring comprising a spring body and a spring gas piston having a second gas piston area. A gas pressure inside the shock gas spring is equal to a predetermined pressure for a user's body weight to produce optimal ride conditions for the user's body weight.

A position adjusting arrangement for use in a vehicle includes a seat for supporting a rider, a rear wheel and a front wheel, a steering arrangement including a handle bar for allowing the rider to control the steerable wheel, and a hub for interconnecting the components of the wheeled vehicle. The position adjusting arrangement includes an adjustable seat support arrangement movably connected to the hub, an adjustable handle bar support arrangement movably connected to the hub, and a releasable position locking arrangement configured to lock the position of the components of the vehicle relative to the hub. The hub may include a first portion and second portion, wherein the first and second portions are moveably connected to one another, such as by pivoting, sliding, or a combination of pivoting and sliding.

A position adjusting arrangement for use in a vehicle includes a seat for supporting a rider, a rear wheel and a front wheel, a steering arrangement including a handle bar for allowing the rider to control the steerable wheel, and a hub for interconnecting the components of the wheeled vehicle. The position adjusting arrangement includes an adjustable seat support arrangement movably connected to the hub, an adjustable handle bar support arrangement movably connected to the hub, and a releasable position locking arrangement configured to lock the position of the components of the vehicle relative to the hub. The hub may include a first portion and second portion, wherein the first and second portions are moveably connected to one another, such as by pivoting, sliding, or a combination of pivoting and sliding.