Description
4L80-E, 4L85-E Heavy Duty Low/Reverse Servo Piston
Part No. 34914-02
Fits ’96-later
OE Part No. 24202985
OE cast aluminum servo pistons can be brittle and are prone to breaking. Sonnax heavy duty low/reverse servo piston 34914-02 for GM ’96-later 4L80-E transmissions is a direct replacement upgrade made from high-strength, billet aluminum to prevent failure.
