If you need to change the rear disc brake pads on your 4th generation ND 2016, 2017, 2018, 2019, 2020 & 2021 Mazda MX-5 Miata, take a look at my DIY tutorial (with the compatible replacement part numbers) by clicking on the text link or thumbnail image below.
2016-2021 Mazda MX-5 Miata Rear Brake Pads Replacement Guide