21631484 Volvo Construction BELT TENSIONER

This part basically keeps the right amount of tension on your serpentine belt – that’s the belt that runs a lot of your accessories like your power steering pump, alternator, and air conditioning compressor. It has a spring – loaded arm and a pulley, and it automatically adjusts to keep the belt from slipping or getting too tight. Sometimes it also has a damper inside to help absorb vibrations and reduce noise. Think of it like this – the belt is what powers those accessories, and the tensioner is what makes sure the belt stays connected and working smoothly. Without it, the belt will flap around and won’t turn those parts properly. It’s a critical piece in keeping everything running as it should. If the tensioner goes bad, you'll likely notice pretty quickly. You’ll probably hear a whining or squealing noise, especially when you turn the steering wheel or when your engine is under load. A failing tensioner can also cause the belt to wear out faster, or even break, which could leave you stranded. It can even damage other components if the belt fails. It acts like a shield, preventing those bigger problems. You’ll notice if it’s starting to fail—usually through noise or if your battery light comes on because the alternator isn’t charging right. A lot of people find what they need at places like Fixparts Online, but any good auto parts store should have one for your vehicle. It's definitely a part you want to keep an eye on and replace when it starts to show wear. Your assurance of quality: Belt Tensioner (MPN VOE21631484) comes with a 12-month warranty!

About Volvo Construction

Volvo Construction Equipment is a global leader in high-performance machinery for construction, mining, and infrastructure projects.

Why Choose Volvo Construction?

• Get parts built for your Volvo machine – they’re designed to fit and work perfectly together, giving you better performance and reliability. • Reduce downtime with parts that are made to last and backed by a strong warranty, so you can keep your equipment working when you need it most. • Improve your machine’s value – using genuine Volvo parts helps maintain its resale value, protecting your investment. • Count on a wide availability of parts and expert support, ensuring you get what you need, when you need it, and get the help you deserve. Volvo Construction – trusted quality, available at FixParts Online!