This thing basically keeps your belts tight. Specifically, it handles the accessory drive belt – that's the one running your alternator, power steering pump, air conditioning compressor, sometimes even the water pump. It's got a spring – loaded arm that automatically adjusts to maintain the correct tension on that belt. It doesn’t just hold it tight, it constantly adjusts as the belt stretches or wears, or even with engine vibration. It’s a pretty dynamic little piece. Think of it as a key player in keeping all those vital accessories working correctly. Without the right tension, the belt can slip. If the belt slips, those accessories don’t get the power they need. That means no charging from the alternator, weak or no power steering, and your AC won’t blow cold. It’s part of the front engine accessory drive system, often referred to as the FEAD. It works alongside other pulleys and idlers to keep everything spinning smoothly. A failing tensioner can cause a whole host of problems. You’ll notice if it’s going bad usually by a whining or chirping sound, especially when you first start the car or when you put a load on the accessories – like turning the steering wheel or turning on the AC. The belt can visibly flutter or vibrate. Over time, a bad tensioner can even cause the belt to break completely, leaving you stranded. It's not a part you want to ignore. You can find a replacement pretty easily, Fixparts Online has a good selection of them, and replacing it proactively is way cheaper and less stressful than dealing with a broken belt on the side of the road. It acts like a shield for that belt, really, and keeps everything running as it should. Dedicated support: FEAD Tensioner (MPN 534006510) includes a 12-month warranty!

About INA

INA, part of the Schaeffler Group, delivers innovative products that enhance vehicle efficiency and reliability.

Why Choose INA?

• INA parts are known for lasting a long time, so you won’t have to replace them often. • We make parts for a lot of different cars and trucks, so there's a good chance we have what you need. • INA parts are made to meet or beat the quality of original equipment, giving you reliable performance. • Mechanics and drivers trust INA – we’ve been a leading supplier to the auto industry for years. FixParts Online – Your Trusted Source for Quality INA Auto Parts.