BMW M3/128i Reverse Radar Sensor 66206934308 Parking Sensor 6935598

This rear parking radar sensor is designed for 2006–2013 BMW 3 Series (E90/E91/E92/E93) and 2008–2013 BMW 1 Series (E82/E88, including 128i and M3) with 2.0L–4.0L displacements. The sensor transmits and receives ultrasound to monitor distances to obstacles behind the vehicle in real time and alerts the driver via buzzer or display when reversing to ensure parking safety. OEM numbers include 6935598, 6 935 598, 0 263 003 733, and 0263003733 for cross-checking with original parts. Replacement difficulty is medium; needs removal of the bumper interior sensor mount and docking with the wiring harness. Use a plastic pry tool to avoid damaging clips. This sensor is a KLP brand part, OEM-spec, cost-effective, suitable for bulk purchase for repair or inventory stocking.