NdFeB content in ancillary motors of U.S. conventional passenger cars and light trucks: Results from the field.

•91 components of 4 U.S. top selling vehicles were examined for NdFeB magnet content.•U.S. vehicles had major differences compared to Japanese and European vehicles.•NdFeB magnets were only found in speakers ranging from 16 to 114 g/vehicle.•At least 3.0 tonnes of NdFeB from end-of-life vehicles could be available in 2018.