BMW Reverse Radar Ballast 66206935598 Compatible with 66206956742

This reverse radar limiter is designed for BMW 3 Series (E90/E91/E92/E93, 2005-2013), 5 Series (E60/E61, 2003-2010), and X5 (E70, 2007-2013) with engines from 2.0L to 4.8L. It stabilizes the radar system’s voltage output to ensure sensors accurately detect obstacles and trigger alerts, avoiding false alarms or failures. OEM number 66206935598; also compatible with 66206956742, 66206989965, and 66207837273 for cross-checking with original parts. Replacement difficulty is medium; professional installation recommended; first disconnect the vehicle battery and remove the inner bumper mounting modules. As a B-segment buyer, note this is a Guangzhou-made high-precision ballast suitable for long-term stock; confirm interface compatibility with model before ordering.