NEW Genuine OEM Honda Acura Timing Belt Idler and Adjuster, 2 piece set. This 2 piece set fits a wide variety of Honda and Acura Vehicles, below is a rough list of the different makes and models. 2017 MDX Hybrid Models Only Will not fit Non-Hybrid Models. Part Numbers: 14550-RCA-A01, 14510-RCA-A01 This is a genuine Honda part. Not sure if this will fit your car? No problem, drop me a line with your VIN and I will double check for you. Item will arrive as pictured. Thank you for your business.