Bosch QuietCast BC918 is a set of 4 ceramic brake pads designed for the left, front, and right placement on BMW Z4, 1 Series M, and 3 models. The brake pads are manufactured by Bosch and come with an anti-rattle clip for quiet operation. The product is new old stock (NOS) and is compatible with OE/OEM part numbers 34116753668, 34111763089, 3411228376, and 34112283865.