This is a genuine TOYOTA Belt Tensioner Assembly, part number 166200W130. It is designed to maintain the correct tension on your vehicle's accessory drive belt, ensuring all components driven by the belt, such as the alternator, power steering pump, and air conditioning compressor, operate efficiently. Proper belt tension is crucial for the longevity of the belt and the smooth operation of your engine's accessories. A worn or faulty tensioner can lead to premature belt wear, noise, and potential failure of driven components. This OEM part guarantees a precise fit and reliable performance, matching the original specifications of your TOYOTA vehicle. Replacing your belt tensioner assembly with this genuine TOYOTA part will help prevent issues like belt slippage, squealing noises, and undercharging of the battery. It is a direct replacement for the original part, ensuring ease of installation and compatibility.
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