Compressor freewheel

The compressor freewheel is a special pulley component in the air conditioning compressor's drive system. Its function is to reduce torsional vibrations in the belt drive and to decouple the compressor from the drive under certain operating conditions.

The air conditioning compressor is normally driven by the engine via a serpentine belt. Load changes and engine vibrations create stresses in the belt drive. The compressor freewheel compensates for these torsional vibrations and ensures smoother operation of the entire auxiliary drive system.

The freewheel functions similarly to a one-way clutch. It allows the pulley to rotate freely in one direction while simultaneously transmitting torque from the engine to the compressor in the other. This reduces shock loads in the belt drive and extends the service life of the belt, tensioners, and compressor.

Compressor freewheels consist of precision-machined metal components, integrated bearings, and freewheel mechanisms. These components are designed for high speeds, heavy loads, and temperature fluctuations in the engine compartment.

At Autoteile Gossau, you'll find compressor freewheels for air conditioning compressors of numerous vehicle makes and models, both original equipment and high-quality aftermarket parts. Benefit from the lowest prices in Switzerland, fast delivery, or convenient in-store pickup in Gossau with cash or card payment.