One problem related to front suspension lower control arm has been reported for the 1997 Lexus LS400. The most recently reported issues are listed below.
Left front tire was wearing out. Then, shifted the tire to right front and wearing continued. Consumer took vehicle to dealership for alignment. Mechanic told him that he could do that because balljoints needed to be replaced. The balljoint are made from substance that would wear out at certain mileage.