NBR NTA-0S010 is a drive belt tensioner for selected Toyota and Lexus vehicles. It is used in the accessory / serpentine belt drive system to maintain proper belt tension and stable operation of auxiliary units. Cross references include Toyota / Lexus 16620-0S010, 16620-0S011, 16620-0S012 and Masuma MIP-1028. Compatible with selected Toyota Land Cruiser, Sequoia, Tundra and Lexus GX / LX applications equipped with 1UR-FE, 1UR-FSE and 3UR-FE engines depending on model, production year and market. Verify the original part number or VIN before ordering.