Overdrive Brake: Disassembly
WARNING: This page does not describe the selected car, but rather 22 other vehicles, including the 2005 Lexus SC 430, 2005 Lexus IS 300, 2005 Lexus GS 430, 2005 Lexus GS 300, and 2004 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
Remove all thrust washers from overdrive support. Using appropriate compressor, compress piston return spring. Note location of snap ring ends for reassembly reference. Remove snap ring. Place overdrive support on direct clutch assembly. Hold brake piston in a level position. Carefully apply air pressure to piston supply port, and remove piston. Remove oil seal rings from rear of overdrive support. See Figure.