The SKF VKM 36087 is a high-quality tensioner pulley engineered to maintain the correct tension on your V-ribbed belt. Proper belt tension is crucial for the efficient operation of various engine accessories, including the alternator, power steering pump, and air conditioning compressor. This pulley is manufactured by SKF, a renowned leader in bearing and related technologies, ensuring durability and consistent performance. Its robust construction is built to withstand the demanding conditions of the engine bay, providing a long service life. By ensuring the V-ribbed belt remains taut, this tensioner pulley prevents slippage, which can lead to reduced efficiency and premature wear of the belt and other components. Installing this part helps maintain the integrity of your accessory drive system.