Small wheels on cannon carriages designed for garrison or sea service.

Lean activated steering device where wheels are attached; most commonly used on skateboards.

the front and rear axle assemblies that connect the wheels to the deck and provide the turning capabilities for the board.

The wheels, axles and sideframes of a piece of equipment. Sprung trucks have actual coil springs on the sideframes as opposed to ones simulated in metal or plastic.

Trucks is a short story by Stephen King. It was first published in Cavalier magazine in 1973. It was revised and included in King's 1978 anthology collection Night Shift and published in the compilation Death on Wheels in 1999.