What is a hydrolastic suspension unit?

A hydrolastic suspension unit is a type of suspension system used in some vehicles, particularly in older British cars such as those produced by BMC (British Motor Corporation) in the 1960s and 1970s.

The hydrolastic suspension system consists of interconnected fluid-filled units that are connected between the front and rear wheels on each side of the vehicle. These units contain a combination of hydraulic fluid and nitrogen gas, which work together to provide a smooth and comfortable ride by absorbing bumps and vibrations from the road.

The system uses a pump to maintain the correct pressure in the units, which can be adjusted to provide different levels of stiffness or softness depending on driving conditions. Overall, the hydrolastic suspension system is known for its smooth ride quality and good handling characteristics.

A hydrolastic suspension unit is a type of suspension system used in automobiles. It consists of a rubber diaphragm that separates two chambers filled with fluid. The diaphragm is connected to the chassis of the car, while the fluid chambers are connected to the wheels. When the car hits a bump, the fluid in the chambers is forced to move through the diaphragm, which causes the suspension to compress. This provides a smooth and comfortable ride for the passengers.

Hydrolastic suspension units were first used in the 1950s, and they were very popular in the 1960s and 1970s. However, they have since been replaced by more modern suspension systems, such as coil springs and shock absorbers.