Deflection pulley / guide pulley, V-ribbed belt

The idler pulley or guide pulley for the multi-ribbed belt is an important component of the auxiliary drive in the engine. It ensures that the belt is guided correctly and maintains the necessary tension and direction of rotation.

The multi-ribbed belt drives various auxiliary components such as the alternator, air conditioning compressor, water pump, and power steering pump. Idler and guide pulleys ensure smooth belt operation and prevent the belt from slipping or slapping.

These rollers are made of robust materials such as plastic or metal and are equipped with precision ball bearings. The bearings ensure smooth running and must withstand high speeds and thermal loads.

A worn idler pulley can lead to noise, uneven belt running, or even drive system failure. Defective bearings can seize or develop play, significantly increasing wear on the serpentine belt.

Replacing the deflection or guide roller in a timely manner contributes to the safe functioning of the entire belt drive and prevents consequential damage to the driven units.

At Autoteile Gossau, you'll find idler and guide pulleys for serpentine belts in both original equipment and high-quality aftermarket versions for numerous vehicle models. Benefit from the lowest prices in Switzerland, fast delivery, or pick up your order directly from our store in Gossau and pay conveniently by cash or card.