SuperPro Rear Trailing Arm Upper Front Bushing Kit | 2006 Lexus IS250 (SPF3504K)Superpro Rear Trailing Arm Upper Front Bushing Kit 2006 Lexus IS250 Part #: SPF3504K Overview The SuperPro Rear Trailing Arm Upper Front Bushing Kit is designed to restore and enhance the handling and stability of your 2006 Lexus IS250. Over time, rubber bushings in the rear trailing arms can wear out, leading to compromised wheel alignment, increased tire wear, and less precise handling. This kit provides a reliable upgrade or replacement solution to