RENNtech V3 Digital Suspension Lowering Module for Rolls RoyceRENNtech Digital Lowering Module for Rolls Royce The RENNtech V3 Digital Lowering Module (DLM) is designed to work with for the Rolls Royce Suspensions. The unit allows the user to have full control over all four corners of the vehicles suspension and adjust in 1mm increments. The DLM requires no splicing or soldering to the factory wiring harness. The RENNtech harness utilizes the factory pins as to allow a completely reversible installation. The